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249 Commits

Author SHA1 Message Date
Yi Ding 824c13cb85 changesets 2023-08-15 08:51:26 -07:00
Yi Ding 0904d3dc5d allow adding of nodes with hash comparisons
Allows our scripts to be run repeatedly with vector store backing and
persistence without throwing an error.

This is rudimentary support which doesn't work if the document has
changed over time.

Also added the insert and delete functions so that documents can be
added manually.
2023-08-15 08:49:06 -07:00
Yi Ding 18b8915f22 changeset 2023-08-09 15:20:09 -07:00
Yi Ding 9bbfc2414e example npm update 2023-08-09 14:50:38 -07:00
yisding 9487aa1ed5 Merge pull request #65 from TomPenguin/export-store
Export storage
2023-08-09 06:30:27 -07:00
TomPenguin fd74c52fe8 export storage 2023-08-09 18:13:27 +09:00
Yi Ding 0d2bf51a2e 0.0.17 2023-08-08 18:13:08 -07:00
yisding 551c0edadf Merge pull request #64 from run-llama/llama2-fixes
Llama2 4bit support
2023-08-08 18:10:26 -07:00
Yi Ding f80b06293b changed default temp to 0.1 2023-08-08 17:28:56 -07:00
Yi Ding b3fec86413 Llama2 fixes with 4 bit model support 2023-08-08 17:22:42 -07:00
Yi Ding ab886a34d7 add other @tyre PR to the CHANGELOG 2023-08-07 06:46:11 -07:00
Yi Ding 1ec9da120e 0.0.16 2023-08-07 06:30:23 -07:00
yisding 817178272d Merge pull request #59 from run-llama/azure
add azure OpenAI
2023-08-07 06:28:40 -07:00
Yi Ding 3316c6b41c add azure OpenAI
Update OpenAI v4 to latest beta and fixed a few bugs
2023-08-07 06:23:47 -07:00
Yi Ding 9214b0669d fix persistence bug 2023-08-04 23:33:16 -07:00
yisding b3d659b9af Merge pull request #58 from tyre/index-constructor
add constructor to index node so it keeps passed-in indexId
2023-08-02 14:37:25 -07:00
Chris Maddox 05b0fca610 add constructor to index node so it keeps passed-in indexId 2023-08-02 22:33:20 +02:00
yisding 64b909f436 Merge pull request #57 from tyre/typed-filters
add a filter type to exact match filters
2023-08-01 16:09:11 -07:00
Chris Maddox a2e6299aaa add a filter type to exact match filters 2023-08-02 01:04:28 +02:00
yisding 1fbfcab55e Merge pull request #55 from run-llama/repo-maintenance
Repo maintenance
2023-08-01 08:15:39 -07:00
Yi Ding 7db567ea74 remove unnecessary package-lock.json from docs
Also ran some upgrades on npm/pnpm
pnpm install should install the right packages without the
package-lock.json in the docs folder
2023-08-01 08:11:12 -07:00
Yi Ding 6354c16776 add the docs/api folder back in 2023-08-01 08:01:59 -07:00
Yi Ding eb4c3dd3c7 Revert "try replacing CONTRIBUTING and README with symlinks"
This reverts commit 8a4330132c.

Symlinks didn't quite work
2023-07-31 22:54:31 -07:00
Yi Ding 8a4330132c try replacing CONTRIBUTING and README with symlinks
Avoid duplication
2023-07-31 22:49:48 -07:00
Yi Ding f2d4f828d4 repo maintenance
upgrade packages
update docs
update README and CONTRIBUTING
2023-07-31 22:47:13 -07:00
Yi Ding fe8030a9ad updated docs and removed trim vuln
dependabot was complaining about the trim version in the docusaurus so
pinned it to a non-vuln version
2023-07-31 10:50:43 -07:00
Yi Ding ec12633ae0 changeset for #54 2023-07-31 10:30:16 -07:00
yisding 5e24733e41 Merge pull request #54 from tyre/async-vector-stores
make VectorStore function signatures unique, export VectorStore types
2023-07-31 10:23:12 -07:00
Chris Maddox a13911435f make VectorStore function signatures unique, export VectorStore types to allow for extensions 2023-07-31 19:15:50 +02:00
Yi Ding 857bb4596a 0.0.15 2023-07-31 00:29:57 -07:00
yisding 1359de75b5 Merge pull request #52 from run-llama/anthropic
Anthropic support
2023-07-31 00:28:51 -07:00
Yi Ding f9d1a6e013 add top P 2023-07-31 00:27:09 -07:00
Yi Ding b18e1228a8 have examples use snapshot build 2023-07-29 19:37:59 -07:00
Yi Ding b501eb5a19 anthropic support 2023-07-29 19:35:14 -07:00
Yi Ding bfab1d407b 0.0.14 2023-07-27 21:02:20 -07:00
Yi Ding 4ef334a70f changesets 2023-07-27 21:01:13 -07:00
yisding af60503115 Merge pull request #45 from run-llama/sweep/add-docstrings
Add missing docstrings to NodeParser.ts and handleOpenAIStream.ts
2023-07-27 20:59:07 -07:00
Yi Ding b3a7a9df2c slight update 2023-07-27 20:57:52 -07:00
Yi Ding 6b90e4c1b3 updated docs 2023-07-27 20:56:59 -07:00
sweep-ai[bot] 108634b94f Merge main into sweep/add-docstrings 2023-07-28 03:53:24 +00:00
yisding 4bb92be1e4 Merge pull request #47 from run-llama/better-deuce
add meta delimitation strategy for llama2
2023-07-27 20:53:21 -07:00
sweep-ai[bot] 7678d319f2 Merge main into sweep/add-docstrings 2023-07-28 03:45:48 +00:00
yisding aaff02bc4b Merge pull request #48 from ysak-y/modify_bug_of_vector_store_index
[BUG FIX] Use retriever from argument if exist in asQueryEngine of VectorStoreIndex
2023-07-27 20:45:45 -07:00
yoshiaki-yamada 34f5398f41 refactor: Integrate some module imports from BaseIndex 2023-07-28 11:43:17 +09:00
yoshiaki-yamada c06d1e5b09 fix: Use retriever from argument if exist in asQueryEngine 2023-07-28 11:42:01 +09:00
Yi Ding 0af7773c40 add meta delimitation strategy for llama2 2023-07-27 18:00:09 -07:00
sweep-ai[bot] a44ee19114 Merge main into sweep/add-docstrings 2023-07-27 23:46:24 +00:00
Yi Ding 2726e375ea remove storage from gitignore 2023-07-27 16:46:07 -07:00
sweep-ai[bot] b599813600 Merge main into sweep/add-docstrings 2023-07-27 15:25:52 +00:00
Yi Ding bea4af984f fix sentence splitter overlap logic 2023-07-27 08:24:38 -07:00
sweep-ai[bot] 5dbbb7d4c1 Update packages/core/src/NodeParser.ts 2023-07-27 08:23:43 +00:00
sweep-ai[bot] c8ea424c7a Update packages/core/src/callbacks/utility/handleOpenAIStream.ts 2023-07-27 07:52:49 +00:00
sweep-ai[bot] 8de110e577 Update packages/core/src/NodeParser.ts 2023-07-27 07:52:11 +00:00
yisding 7e82b89f36 Merge pull request #42 from run-llama/sweep/add-gha-workflow_1
[DRAFT] Add GitHub Actions workflow to run tests
2023-07-27 00:50:13 -07:00
sweep-ai[bot] 669483699f Merge main into sweep/add-gha-workflow_1 2023-07-27 07:42:26 +00:00
yisding 672dde6e58 Merge pull request #34 from run-llama/stop-thrashing-docs
set typedoc revision to main
2023-07-27 00:42:21 -07:00
sweep-ai[bot] 31a1a4b4d0 Merge main into sweep/add-gha-workflow_1 2023-07-27 07:39:27 +00:00
yisding f12a8d8006 Merge pull request #36 from run-llama/sweep/add-sweep-config
Configure Sweep
2023-07-27 00:39:23 -07:00
sweep-ai[bot] 03ea3af58c Merge main into sweep/add-gha-workflow_1 2023-07-27 07:38:44 +00:00
sweep-ai[bot] cc2585360b Merge main into sweep/add-sweep-config 2023-07-27 07:38:44 +00:00
yisding ff59660585 Merge pull request #40 from run-llama/sweep/add-gha-workflow
Add GitHub Actions workflow for linting on push/pull
2023-07-27 00:38:39 -07:00
sweep-ai[bot] 6063ce22fd sweep: Create .github/workflows/test.yml 2023-07-27 00:36:26 +00:00
sweep-ai[bot] bc7cf343cc Update .github/workflows/lint_on_push_or_pull.yml 2023-07-27 00:32:16 +00:00
sweep-ai[bot] 938eaf5d2d sweep: Create .github/workflows/lint_on_push_or_pull.yml 2023-07-27 00:30:59 +00:00
sweep-ai[bot] a0bf44addb Create refactor template 2023-07-26 23:25:54 +00:00
sweep-ai[bot] 8d7e1624c7 Create feature template 2023-07-26 23:25:54 +00:00
sweep-ai[bot] d1c9f30dfc Create bugfix template 2023-07-26 23:25:53 +00:00
sweep-ai[bot] e57eb0caa3 Create sweep.yaml config file 2023-07-26 23:25:53 +00:00
Yi Ding 7699f5432d set typedoc revision to main
In theory this will stop the API docs thrashing on every build.

Of course, there is a drawback in that if main changes but we haven't
released a new version of the docs yet the links will go out of date.

So longer term we might want to investigate some kind of variable where
we can continue to have up to date revs but keep the rev in a single
variable somewhere:

https://github.com/facebook/docusaurus/issues/395

In the meantime much smaller commits will be a relief
2023-07-25 23:06:44 -07:00
Yi Ding fe3b1f4f50 0.0.13 2023-07-25 22:57:08 -07:00
yisding 35f3030db6 Merge pull request #33 from run-llama/openaiv4
openai v4
2023-07-25 22:55:32 -07:00
Yi Ding c0f31bbef2 build docs 2023-07-25 22:53:16 -07:00
Yi Ding 0f654ae04b get response message role from OpenAI 2023-07-25 22:52:10 -07:00
Yi Ding be2dc5df28 upgraded packages in docs
docusaurus is causing a dependabot issue with trim 0.0.1. It's probably
not a real vuln but it's a bit annoying.

Unfortunately this didn't solve it.
2023-07-25 22:35:16 -07:00
Yi Ding d6aeedd0e3 fixed broken link in api docs
Also deleting LLM Predictor
2023-07-25 22:23:12 -07:00
Yi Ding dc91f5fdf7 correctly handle retries and timeout settings 2023-07-25 22:19:00 -07:00
Yi Ding 4f6f245006 changeset, packages, and cleanup 2023-07-25 21:25:41 -07:00
Yi Ding ac69adba7a openai v4 2023-07-25 21:04:54 -07:00
Yi Ding b0bb4108a8 bug fix: merge the indexStructs 2023-07-25 18:00:11 -07:00
yisding 6ff932a055 Merge pull request #29 from run-llama/jerry/add_link_fix
add link to starter guide to installation
2023-07-24 18:56:28 -07:00
Jerry Liu c850e7578b cr 2023-07-24 18:53:13 -07:00
yisding 577534813d Merge pull request #28 from run-llama/small-fixes
Small fixes
2023-07-24 18:18:31 -07:00
Yi Ding 7d2fe9c69f 0.0.12 2023-07-24 18:09:36 -07:00
Yi Ding 68bdaaa657 updated dependencies 2023-07-24 18:07:49 -07:00
Yi Ding 7db9bc0c63 updated npm lock in example/ 2023-07-24 18:05:58 -07:00
Yi Ding cd8d22b33f typo in README 2023-07-24 18:04:26 -07:00
Yi Ding 802860050f Merge branch 'main' of github.com:run-llama/LlamaIndexTS 2023-07-24 14:50:01 -07:00
Yi Ding 3fda1deece 0.0.11 2023-07-24 14:48:15 -07:00
Yi Ding fb7fb760a0 add back PDF loader 2023-07-24 14:47:49 -07:00
Logan a4d6d7bc7d Merge pull request #27 from run-llama/immediate-docs 2023-07-24 13:29:54 -06:00
Yi Ding f7cc69b5ec have docs show up on the domain root 2023-07-24 10:55:57 -07:00
yisding 74b34a3730 Merge pull request #26 from run-llama/playground-docs
playground docs
2023-07-24 10:28:27 -07:00
Yi Ding fc2a1b527e playground docs 2023-07-24 09:40:25 -07:00
Logan 3e85a90b92 Merge pull request #25 from run-llama/logan/agolia_search 2023-07-24 09:41:49 -06:00
Logan Markewich 74ab98ddec add agolia search 2023-07-24 09:38:38 -06:00
Logan bff788b484 Merge pull request #24 from run-llama/logan/patch_storage_docs
fix storage example
2023-07-24 08:12:07 -06:00
Logan Markewich 3e1abd2c6c fix storage example 2023-07-24 08:11:27 -06:00
Yi Ding 79c76ea9d7 0.0.10 2023-07-24 06:03:35 -07:00
Yi Ding 6f2cb31d41 fixed tokenizer decoder 2023-07-24 06:02:16 -07:00
Yi Ding cc88141772 version 0.0.9 2023-07-24 05:29:42 -07:00
Yi Ding 02d9bb0518 the ESM export is causing issues with edge functions
Looks like there's another issue with axios. Will turn ESM bundles back
on once we fix it and the PDF issue
2023-07-24 05:22:14 -07:00
Yi Ding 5321fb3135 0.0.8 2023-07-24 05:19:46 -07:00
Yi Ding ea5038e4b7 disable PDF reader for now
Looks like it causes an issue with the esm package
2023-07-24 05:10:39 -07:00
Yi Ding b012207764 version 0.0.7
Also updated examples package.json to latest
2023-07-24 04:10:02 -07:00
Yi Ding 9fa6d4a8a7 make second arg in fromDocuments optional 2023-07-24 04:06:46 -07:00
yisding c77dd18f2d Merge pull request #22 from run-llama/logan/fix_persistance
fix persistance, align fromDocuments
2023-07-23 21:01:22 -07:00
Yi Ding bb7c0d7deb v0.0.6 2023-07-23 21:00:49 -07:00
Yi Ding 80d3fc9482 copy examples back to app/simple and tested them 2023-07-23 20:58:27 -07:00
Logan Markewich 79a721226d use proper camelCase for indexId 2023-07-23 21:22:10 -06:00
Logan Markewich ed36d41024 better type checking 2023-07-23 21:20:48 -06:00
Logan Markewich 9a15c8ece0 update storage example 2023-07-23 20:14:35 -06:00
Logan Markewich 9c5220ce75 fix tests 2023-07-23 19:28:14 -06:00
Logan Markewich 8c67635041 fix persistance, update fromDocuments 2023-07-23 19:26:17 -06:00
yisding fc7f35141a Merge pull request #21 from run-llama/logan/storage_demo
initial storage examples attempt
2023-07-21 15:54:26 -07:00
Logan Markewich fc65e6b97d initial storage examples attempt 2023-07-21 16:04:43 -06:00
Yi Ding 629bd3239a logan's fix 2023-07-21 11:48:49 -07:00
Yi Ding 31c99baf1c Merge branch 'main' of github.com:run-llama/LlamaIndexTS 2023-07-21 11:47:56 -07:00
Yi Ding b2810777ef copied simple examples outside of the apps folder
Makes it easier to get started although now they have to use npm instead
of pnpm
2023-07-21 11:47:00 -07:00
Logan 805d6fb81d Merge pull request #20 from run-llama/logan/patch_llama2
patch import for llamaduece
2023-07-21 12:06:54 -06:00
Logan Markewich 9c566b0530 patch import 2023-07-21 12:06:22 -06:00
Yi Ding daa14b8a5f Merge branch 'main' of github.com:run-llama/LlamaIndexTS 2023-07-21 11:03:29 -07:00
Yi Ding ed4fe4ac22 add pnpm install to the examples README 2023-07-21 11:02:48 -07:00
Simon Suo b76562061e Merge pull request #19 from run-llama/suo/update_docs_title_and_desc
Update docs title and meta description
2023-07-21 10:58:00 -07:00
Simon Suo baa91540cf wip 2023-07-21 10:57:08 -07:00
Simon Suo a594e22d2d Merge pull request #18 from run-llama/suo/update_github_link
Update Github link on docs
2023-07-21 10:50:28 -07:00
Simon Suo 91615a6602 update 2023-07-21 10:49:30 -07:00
Simon Suo 43144ae782 wip 2023-07-21 10:47:49 -07:00
Logan e927fc1800 Merge pull request #17 from run-llama/logan/starter_patch
replace -- chars
2023-07-21 11:31:14 -06:00
Logan Markewich a08e904834 replace -- chars 2023-07-21 11:30:30 -06:00
Logan 90429ab63d Merge pull request #16 from run-llama/logan/add_links_to_docs
patch various links
2023-07-21 11:24:55 -06:00
Logan Markewich abaab0caca patch links 2023-07-21 11:23:45 -06:00
Simon Suo bc5c2e5c7b Merge pull request #15 from run-llama/Disiok-patch-2
Update README.md
2023-07-21 10:17:09 -07:00
Simon Suo c3e4b37414 Update README.md 2023-07-21 10:16:59 -07:00
Simon Suo 63906798e8 Merge pull request #14 from run-llama/Disiok-patch-1
Update README.md
2023-07-21 10:12:17 -07:00
Simon Suo d7c2453c7d Update README.md 2023-07-21 10:11:40 -07:00
Yi Ding 6a61ea46bf publish 0.0.5 2023-07-21 09:33:00 -07:00
Yi Ding 5a765aa1d6 updated README 2023-07-21 09:32:23 -07:00
Yi Ding 3cab956f94 publish 0.0.4 2023-07-21 09:16:27 -07:00
Yi Ding c65d671ddb changeset 2023-07-21 09:15:39 -07:00
Yi Ding 985f3b52bb add README and CONTRIBUTING to dir and remove .turbo 2023-07-21 09:14:38 -07:00
Yi Ding 4636a763b0 removed gitignore from packages/core 2023-07-21 09:11:32 -07:00
Yi Ding f4ddf89b51 published 0.0.3 2023-07-21 09:08:30 -07:00
Yi Ding ca9410f702 try changeset 2023-07-21 09:07:38 -07:00
Yi Ding 50c0b04017 v0.0.2 2023-07-21 08:16:12 -07:00
Yi Ding 41464386d6 getting ready to publish 2023-07-21 08:13:09 -07:00
Yi Ding a07a94108d more persistence 2023-07-21 07:49:00 -07:00
Yi Ding a7cc8020db persistence and packaging 2023-07-21 07:32:36 -07:00
Yi Ding 761fa4d836 switch back to cjs default 2023-07-20 22:29:43 -07:00
Yi Ding ade5587a15 build stuff 2023-07-20 22:15:51 -07:00
Yi Ding 2db8a8c2e3 updated packages 2023-07-20 21:22:37 -07:00
Yi Ding 3ad826e358 doc build works thanks Logan! 2023-07-20 21:07:38 -07:00
Logan Markewich 87925a36e6 fix searchbar dependencies 2023-07-20 21:48:43 -06:00
Yi Ding fc6ff47fd2 replace all instances of yarn in docusaurus with pnpm 2023-07-20 20:37:49 -07:00
Yi Ding 17b22f4673 a few updates for the README 2023-07-20 19:48:55 -07:00
Yi Ding b033d0fbe9 Merge branch 'main' of github.com:run-llama/LlamaIndexTS 2023-07-20 18:19:34 -07:00
Yi Ding 122ab88fa5 missed a chatRepl 2023-07-20 18:17:35 -07:00
Logan Markewich 73c188761f fix some docs usage 2023-07-20 19:08:59 -06:00
Logan Markewich 0fbf7b4ace update examples and docs 2023-07-20 19:08:59 -06:00
Yi Ding f9394ebb22 missing package in pnpm-lock 2023-07-20 17:29:24 -07:00
Yi Ding 05f2f388d9 Merge branch 'main' of github.com:run-llama/LlamaIndexTS 2023-07-20 17:28:54 -07:00
Yi Ding d489a2120f allow asQueryEngine and asRetriever to take options 2023-07-20 17:15:11 -07:00
Logan Markewich 8954a80e04 add search bar 2023-07-20 17:06:39 -06:00
Logan Markewich f264211550 link to llama2 demo 2023-07-20 16:38:12 -06:00
Logan Markewich 4d990d012c remove some 'a' methods 2023-07-20 16:35:47 -06:00
Logan Markewich 2683121ee1 Update sidebar ordering, add storagecontext docs 2023-07-20 16:34:27 -06:00
Yi Ding 08c2d4620f removed ChatGPTLLMPredictor class 2023-07-19 21:25:51 -07:00
Yi Ding 643ad626cd deuce LLM class 2023-07-19 09:17:01 -07:00
Yi Ding 2619d4175d Fixed the context window issue.
Putting in a max tokens into the request was a mistake.
2023-07-18 23:17:44 -07:00
Yi Ding b00821dbe9 missing package in lockfile 2023-07-18 21:20:13 -07:00
Yi Ding b0a742c3e6 api docs updated with latest 2023-07-18 21:06:24 -07:00
yisding 9d0cadfc5f Merge pull request #13 from run-llama/logan/docs_finish
Finish Docs
2023-07-18 20:58:33 -07:00
Yi Ding 4ea034082b changed default response synthesizer to compact 2023-07-18 20:58:01 -07:00
Logan Markewich 2298f42c18 remove advanced concepts section 2023-07-18 20:35:37 -06:00
Logan Markewich a67bfe26ed fix link to node_parser 2023-07-18 19:58:34 -06:00
Logan Markewich d73ac8e718 Update high-level concetps 2023-07-18 19:54:06 -06:00
Logan Markewich 213a68bb0f round out low level modules 2023-07-18 19:13:05 -06:00
Logan Markewich 5bba0de1f3 reorder 2023-07-18 16:44:28 -06:00
Logan Markewich f1d609df5f docs re-generate 2023-07-18 13:57:05 -06:00
Logan Markewich f9f6dc6985 link in modules index 2023-07-18 13:13:42 -06:00
Logan Markewich 4ae690612a flesh out more 2023-07-18 13:09:07 -06:00
Logan Markewich dc74b40c7a add end-to-end examples 2023-07-18 11:48:53 -06:00
Logan Markewich b6b2598119 better org 2023-07-18 09:31:51 -06:00
Yi Ding 5cd54e2f98 few more fixes 2023-07-17 21:55:59 -07:00
Yi Ding 8b7a94f8c5 fix 2023-07-17 21:51:14 -07:00
Yi Ding 44ab4d838f no more a-prefix 2023-07-17 21:49:45 -07:00
Yi Ding 372ac1a24b move all indexes into indices folder 2023-07-17 21:32:29 -07:00
Yi Ding 09f02ff9b3 pnpm upgrade 2023-07-17 21:31:28 -07:00
yisding 9dc30f5385 Merge pull request #12 from run-llama/li_fix
ListIndex fix
2023-07-17 20:43:01 -07:00
Sourabh Desai 5871959c15 remove console log 2023-07-18 02:49:20 +00:00
Logan Markewich e108757255 add more structure 2023-07-17 20:48:48 -06:00
Logan Markewich 3cdc7e3feb re-org top level 2023-07-17 20:48:36 -06:00
Logan Markewich bc1a0fe651 undo organization 2023-07-17 20:48:27 -06:00
Logan Markewich 5752fb6921 organize modules 2023-07-17 20:48:19 -06:00
Logan Markewich f36f4b2dae Revert "organize modules"
This reverts commit 1a3940376a.
2023-07-17 20:46:37 -06:00
Logan Markewich 8ee5503505 Revert "undo organization"
This reverts commit abafa6014c.
2023-07-17 20:46:37 -06:00
Logan Markewich da7199b3e9 Revert "re-org top level"
This reverts commit 452b678450.
2023-07-17 20:46:37 -06:00
Logan Markewich 67be6f373a Revert "add more structure"
This reverts commit d5cbaa9ec7.
2023-07-17 20:46:37 -06:00
Logan Markewich d5cbaa9ec7 add more structure 2023-07-17 20:42:26 -06:00
Sourabh Desai e7206a7dea simplify test 2023-07-18 02:20:49 +00:00
Sourabh Desai 5cdab4e311 make ListIndex query engine use CompactAndRefine response builder by default 2023-07-18 02:08:22 +00:00
Sourabh Desai ee293da4f6 update test 2023-07-18 01:41:27 +00:00
Sourabh Desai 5a50ed2dfe udpate ListIndex.fromDocuments method signature 2023-07-18 01:39:20 +00:00
Logan Markewich 452b678450 re-org top level 2023-07-17 16:53:57 -06:00
Logan Markewich abafa6014c undo organization 2023-07-17 16:53:22 -06:00
Logan Markewich 1a3940376a organize modules 2023-07-17 16:30:32 -06:00
Yi Ding 775be4da64 add next as a dev dep on lint rules 2023-07-17 15:02:40 -07:00
yisding fcd70abc1f Merge pull request #11 from run-llama/docs
doc site
2023-07-17 10:43:26 -07:00
Yi Ding 737623443c add something about contributing to the docs 2023-07-17 10:38:34 -07:00
Yi Ding 07c5aeba13 built out the docs 2023-07-17 09:18:39 -07:00
Yi Ding d16113adbb Added JSDoc to our classes 2023-07-14 14:37:41 -07:00
Yi Ding 4649536f33 doc site 2023-07-12 20:53:17 -07:00
Yi Ding df4b1ad8a3 new LLM interface 2023-07-11 10:18:30 -07:00
Yi Ding 6eb44a4c13 Merge branch 'main' into llm 2023-07-10 07:34:04 -07:00
Yi Ding cdf1685f7c new llm abstraction from Simon 2023-07-10 07:24:59 -07:00
yisding 2f468ab132 Merge pull request #8 from run-llama/stream_responses
[Feature] CallbackManager with onLLMStream and onRetrieve
2023-07-10 07:19:15 -07:00
yisding 1e510093ef Merge pull request #10 from run-llama/listindex_fix
fix to get listindex script working
2023-07-10 07:12:20 -07:00
Sourabh Desai f9520d9374 small bugs 2023-07-10 08:14:32 +00:00
Sourabh Desai 2c141d2528 remove spammy console.log 2023-07-10 07:17:14 +00:00
Sourabh Desai bcca3b896c fix to get listindex script working 2023-07-10 06:58:18 +00:00
Abdul Jamjoom 0bec460937 clean-up 2023-07-09 16:46:34 -07:00
Abdul Jamjoom 5d8d344e1f updated tests 2023-07-09 16:42:58 -07:00
Abdul Jamjoom 81e22587eb add callback and event tracking 2023-07-09 16:31:04 -07:00
Yi Ding 539ec0fe3d try smaller chunks 2023-07-06 21:41:13 -07:00
Yi Ding ebf3bc19fd ContextChatEngine v1 2023-07-06 20:59:10 -07:00
Yi Ding 204b8f5316 chatengine 2023-07-06 08:53:09 -07:00
yisding 71dd461a47 Merge pull request #9 from run-llama/subquestion
SubQuestionQueryEngine
2023-07-05 19:39:11 -07:00
Yi Ding 0c881c8fde finished subquestion demo 2023-07-05 08:37:41 -07:00
Abdul Jamjoom 35a6795559 polish 2023-07-04 22:34:49 -07:00
Abdul Jamjoom 968109455d Create the CallbackManager with onLLMStream and onRetrieve 2023-07-04 21:53:45 -07:00
Yi Ding 815a3416f2 more work 2023-07-04 20:53:36 -07:00
Yi Ding 407069ca27 prompt work for question generator 2023-07-04 14:08:04 -07:00
Yi Ding 29d042175e initial work 2023-07-04 14:06:49 -07:00
yisding bbf936e9b4 Merge pull request #7 from run-llama/listindex
List Index
2023-07-04 10:18:35 -07:00
Yi Ding 2212793420 more housekeeping 2023-07-04 09:47:44 -07:00
Abdul Jamjoom 5487de8c37 Merge branch 'main' of github.com:run-llama/llamascript into stream_responses 2023-07-04 09:34:46 -07:00
Abdul Jamjoom 2a038c00ec unstable checkpoint 2023-07-04 09:27:54 -07:00
Yi Ding d6c6aefd0d some housekeeping 2023-07-04 09:22:16 -07:00
Yi Ding 4516363097 make persistence optional 2023-07-04 08:56:31 -07:00
Yi Ding 69dd6d4efa make persistence optional 2023-07-04 08:54:22 -07:00
Sourabh Desai 9ea840142b changes to get test script running 2023-07-04 07:40:41 +00:00
Sourabh Desai a1c45294b3 updates for compilation errors 2023-07-04 05:55:51 +00:00
Sourabh Desai c2ef5057b3 add init functions for list index. Still needs some refactoring + testing 2023-07-03 22:59:28 +00:00
Sourabh Desai b87e6d9ced finish implementation for llm list index retriever 2023-07-03 18:31:32 +00:00
Sourabh Desai 8d618a6bc3 better structuring + adding missing functionality 2023-07-03 16:14:53 +00:00
Sourabh Desai 8d8bee5263 start implementing list index retrievers 2023-07-03 06:42:00 +00:00
Sourabh Desai ed924641ca start implemetation of list index 2023-07-03 05:40:05 +00:00
Yi Ding ce61f9660b turbo update 2023-06-29 21:01:49 -07:00
Yi Ding 072b13cff0 use servicecontext/storagecontext 2023-06-29 21:00:36 -07:00
yisding ff274dde1d Merge pull request #5 from run-llama/nodev3
initial nodev3 work
2023-06-29 17:47:10 -07:00
286 changed files with 27075 additions and 2301 deletions
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# Changesets
Hello and welcome! This folder has been automatically generated by `@changesets/cli`, a build tool that works
with multi-package repos, or single-package repos to help you version and publish your code. You can
find the full documentation for it [in our repository](https://github.com/changesets/changesets)
We have a quick list of common questions to get you started engaging with this project in
[our documentation](https://github.com/changesets/changesets/blob/main/docs/common-questions.md)
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---
"llamaindex": patch
---
Breaking: allow documents to be reimported with hash checking.
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@@ -0,0 +1,5 @@
---
"llamaindex": patch
---
Update storage exports (thanks @TomPenguin)
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@@ -0,0 +1,11 @@
{
"$schema": "https://unpkg.com/@changesets/config@2.3.1/schema.json",
"changelog": "@changesets/cli/changelog",
"commit": false,
"fixed": [],
"linked": [],
"access": "public",
"baseBranch": "main",
"updateInternalDependencies": "patch",
"ignore": []
}
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@@ -0,0 +1,5 @@
---
"llamaindex": patch
---
Breaking: removed nodeId and docId. Just use id\_
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@@ -0,0 +1,11 @@
name: Bugfix
title: 'Sweep: '
description: Write something like "We notice ... behavior when ... happens instead of ...""
labels: sweep
body:
- type: textarea
id: description
attributes:
label: Details
description: More details about the bug
placeholder: The bug might be in ... file
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@@ -0,0 +1,11 @@
name: Feature Request
title: 'Sweep: '
description: Write something like "Write an api endpoint that does "..." in the "..." file"
labels: sweep
body:
- type: textarea
id: description
attributes:
label: Details
description: More details for Sweep
placeholder: The new endpoint should use the ... class from ... file because it contains ... logic
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name: Refactor
title: 'Sweep: '
description: Write something like "Modify the ... api endpoint to use ... version and ... framework"
labels: sweep
body:
- type: textarea
id: description
attributes:
label: Details
description: More details for Sweep
placeholder: We are migrating this function to ... version because ...
@@ -0,0 +1,25 @@
name: Lint on push or pull request
on:
push:
branches:
- main
pull_request:
branches:
- main
jobs:
lint:
runs-on: ubuntu-latest
steps:
- name: Checkout code
uses: actions/checkout@v2
- name: Install pnpm
run: npm install -g pnpm
- name: Install dependencies
run: pnpm install
- name: Run lint
run: pnpm run lint
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name: Run Tests
on: [push, pull_request]
jobs:
test:
runs-on: ubuntu-latest
steps:
- name: Checkout code
uses: actions/checkout@v2
- name: Setup Node.js
uses: actions/setup-node@v2
with:
node-version: '18'
- name: Install dependencies
run: |
npm i -g pnpm
pnpm install
- name: Run tests
run: pnpm run test
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@@ -34,3 +34,5 @@ yarn-error.log*
# vercel
.vercel
dist/
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@@ -1,5 +1,8 @@
{
"editor.tabSize": 2,
"editor.formatOnSave": true,
"editor.defaultFormatter": "esbenp.prettier-vscode"
"editor.defaultFormatter": "esbenp.prettier-vscode",
"[xml]": {
"editor.defaultFormatter": "redhat.vscode-xml"
}
}
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# Contributing
## Structure
This is a monorepo built with Turborepo
Right now there are two packages of importance:
packages/core which is the main NPM library llamaindex
apps/simple is where the demo code lives
### Turborepo docs
You can checkout how Turborepo works using the default [README-turborepo.md](/README-turborepo.md)
## Getting Started
Install NodeJS. Preferably v18 using nvm or n.
Inside the LlamaIndexTS directory:
```
npm i -g pnpm ts-node
pnpm install
```
Note: we use pnpm in this repo, which has a lot of the same functionality and CLI options as npm but it does do some things better in a monorepo, like centralizing dependencies and caching.
PNPM's has documentation on its [workspace feature](https://pnpm.io/workspaces) and Turborepo had some [useful documentation also](https://turbo.build/repo/docs/core-concepts/monorepos/running-tasks).
### Running Typescript
When we publish to NPM we will have a tsc compiled version of the library in JS. For now, the easiest thing to do is use ts-node.
### Test cases
To run them, run
```
pnpm run test
```
To write new test cases write them in [packages/core/src/tests](/packages/core/src/tests)
We use Jest https://jestjs.io/ to write our test cases. Jest comes with a bunch of built in assertions using the expect function: https://jestjs.io/docs/expect
### Demo applications
There is an existing ["simple"](/apps/simple/README.md) demos folder with mainly NodeJS scripts. Feel free to add additional demos to that folder. If you would like to try out your changes in the core package with a new demo, you need to run the build command in the README.
You can create new demo applications in the apps folder. Just run pnpm init in the folder after you create it to create its own package.json
### Installing packages
To install packages for a specific package or demo application, run
```
pnpm add [NPM Package] --filter [package or application i.e. core or simple]
```
To install packages for every package or application run
```
pnpm add -w [NPM Package]
```
### Docs
To contribute to the docs, go to the docs website folder and run the Docusaurus instance.
```bash
cd apps/docs
pnpm install
pnpm start
```
That should start a webserver which will serve the docs on https://localhost:3000
Any changes you make should be reflected in the browser. If you need to regenerate the API docs and find that your TSDoc isn't getting the updates, feel free to remove apps/docs/api. It will automatically regenerate itself when you run pnpm start again.
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# LlamaScript: LlamaIndex for TS/JS
# LlamaIndex.TS
## Structure
LlamaIndex is a data framework for your LLM application.
This is a monorepo built with Turborepo
Use your own data with large language models (LLMs, OpenAI ChatGPT and others) in Typescript and Javascript.
Right now there are two packages of importance:
Documentation: https://ts.llamaindex.ai/
packages/core which is the main NPM library @llamaindex/core
## What is LlamaIndex.TS?
apps/simple is where the demo code lives
LlamaIndex.TS aims to be a lightweight, easy to use set of libraries to help you integrate large language models into your applications with your own data.
### Turborepo docs
## Getting started with an example:
You can checkout how Turborepo works using the built in [README-turborepo.md](README-turborepo.md)
LlamaIndex.TS requries Node v18 or higher. You can download it from https://nodejs.org or use https://nvm.sh (our preferred option).
## Getting Started
In a new folder:
Install NodeJS. Preferably v18 using nvm or n.
Inside the llamascript directory:
```
npm i -g pnpm ts-node
pnpm install
```bash
export OPENAI_API_KEY="sk-......" # Replace with your key from https://platform.openai.com/account/api-keys
pnpm init
pnpm install typescript
pnpm exec tsc -init # if needed
pnpm install llamaindex
pnpm install @types/node
```
Note: we use pnpm in this repo, which has a lot of the same functionality and CLI options as npm but it does do some things better in a monorepo, like centralizing dependencies and caching.
Create the file example.ts
PNPM's has documentation on its [workspace feature](https://pnpm.io/workspaces) and Turborepo had some [useful documentation also](https://turbo.build/repo/docs/core-concepts/monorepos/running-tasks).
```ts
// example.ts
import fs from "fs/promises";
import { Document, VectorStoreIndex } from "llamaindex";
### Running Typescript
async function main() {
// Load essay from abramov.txt in Node
const essay = await fs.readFile(
"node_modules/llamaindex/examples/abramov.txt",
"utf-8"
);
When we publish to NPM we will have a tsc compiled version of the library in JS. For now, the easiest thing to do is use ts-node.
// Create Document object with essay
const document = new Document({ text: essay });
### Test cases
// Split text and create embeddings. Store them in a VectorStoreIndex
const index = await VectorStoreIndex.fromDocuments([document]);
To run them, run
// Query the index
const queryEngine = index.asQueryEngine();
const response = await queryEngine.query(
"What did the author do in college?"
);
```
pnpm run test
// Output response
console.log(response.toString());
}
main();
```
To write new test cases write them in packages/core/src/tests
Then you can run it using
We use Jest https://jestjs.io/ to write our test cases. Jest comes with a bunch of built in assertions using the expect function: https://jestjs.io/docs/expect
### Demo applications
You can create new demo applications in the apps folder. Just run pnpm init in the folder after you create it to create its own package.json
### Installing packages
To install packages for a specific package or demo application, run
```
pnpm add [NPM Package] --filter [package or application i.e. core or simple]
```bash
pnpm dlx ts-node example.ts
```
To install packages for every package or application run
## Playground
```
pnpm add -w [NPM Package]
```
Check out our NextJS playground at https://llama-playground.vercel.app/. The source is available at https://github.com/run-llama/ts-playground
## Core concepts for getting started:
- [Document](/packages/core/src/Node.ts): A document represents a text file, PDF file or other contiguous piece of data.
- [Node](/packages/core/src/Node.ts): The basic data building block. Most commonly, these are parts of the document split into manageable pieces that are small enough to be fed into an embedding model and LLM.
- [Embedding](/packages/core/src/Embedding.ts): Embeddings are sets of floating point numbers which represent the data in a Node. By comparing the similarity of embeddings, we can derive an understanding of the similarity of two pieces of data. One use case is to compare the embedding of a question with the embeddings of our Nodes to see which Nodes may contain the data needed to answer that quesiton.
- [Indices](/packages/core/src/indices/): Indices store the Nodes and the embeddings of those nodes. QueryEngines retrieve Nodes from these Indices using embedding similarity.
- [QueryEngine](/packages/core/src/QueryEngine.ts): Query engines are what generate the query you put in and give you back the result. Query engines generally combine a pre-built prompt with selected Nodes from your Index to give the LLM the context it needs to answer your query.
- [ChatEngine](/packages/core/src/ChatEngine.ts): A ChatEngine helps you build a chatbot that will interact with your Indices.
- [SimplePrompt](/packages/core/src/Prompt.ts): A simple standardized function call definition that takes in inputs and formats them in a template literal. SimplePrompts can be specialized using currying and combined using other SimplePrompt functions.
## Supported LLMs:
- OpenAI GPT-3.5-turbo and GPT-4
- Anthropic Claude Instant and Claude 2
- Llama2 Chat LLMs (70B, 13B, and 7B parameters)
## Contributing:
We are in the very early days of LlamaIndex.TS. If youre interested in hacking on it with us check out our [contributing guide](/CONTRIBUTING.md)
## Bugs? Questions?
Please join our Discord! https://discord.com/invite/eN6D2HQ4aX
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module.exports = {
root: true,
extends: ["custom"],
};
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# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
# dependencies
# Dependencies
/node_modules
/.pnp
.pnp.js
# testing
/coverage
# next.js
/.next/
/out/
# production
# Production
/build
# misc
# Generated files
.docusaurus
.cache-loader
# Misc
.DS_Store
*.pem
# debug
npm-debug.log*
yarn-debug.log*
yarn-error.log*
# local env files
.env.local
.env.development.local
.env.test.local
.env.production.local
# vercel
.vercel
npm-debug.log*
yarn-debug.log*
yarn-error.log*
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# Website
This website is built using [Docusaurus 2](https://docusaurus.io/), a modern static website generator.
### Installation
```
$ pnpm
```
### Local Development
```
$ pnpm start
```
This command starts a local development server and opens up a browser window. Most changes are reflected live without having to restart the server.
However, the searchbar may not function with `yarn start`. Instead, run `yarn build` and launch a server:
```
$ npx http-server ./build
```
### Build
```
$ pnpm build
```
This command generates static content into the `build` directory and can be served using any static contents hosting service.
### Deployment
Using SSH:
```
$ USE_SSH=true pnpm deploy
```
Not using SSH:
```
$ GIT_USER=<Your GitHub username> pnpm deploy
```
If you are using GitHub pages for hosting, this command is a convenient way to build the website and push to the `gh-pages` branch.
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## Getting Started
First, run the development server:
```bash
yarn dev
```
Open [http://localhost:3000](http://localhost:3000) with your browser to see the result.
You can start editing the page by modifying `pages/index.js`. The page auto-updates as you edit the file.
[API routes](https://nextjs.org/docs/api-routes/introduction) can be accessed on [http://localhost:3000/api/hello](http://localhost:3000/api/hello). This endpoint can be edited in `pages/api/hello.js`.
The `pages/api` directory is mapped to `/api/*`. Files in this directory are treated as [API routes](https://nextjs.org/docs/api-routes/introduction) instead of React pages.
## Learn More
To learn more about Next.js, take a look at the following resources:
- [Next.js Documentation](https://nextjs.org/docs) - learn about Next.js features and API.
- [Learn Next.js](https://nextjs.org/learn/foundations/about-nextjs) - an interactive Next.js tutorial.
You can check out [the Next.js GitHub repository](https://github.com/vercel/next.js/) - your feedback and contributions are welcome!
## Deploy on Vercel
The easiest way to deploy your Next.js app is to use the [Vercel Platform](https://vercel.com/new?utm_source=github.com&utm_medium=referral&utm_campaign=turborepo-readme) from the creators of Next.js.
Check out our [Next.js deployment documentation](https://nextjs.org/docs/deployment) for more details.
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export default function RootLayout({
children,
}: {
children: React.ReactNode;
}) {
return (
<html lang="en">
<body>{children}</body>
</html>
);
}
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import { Button, Header } from "ui";
export default function Page() {
return (
<>
<Header text="Docs" />
<Button />
</>
);
}
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module.exports = {
presets: [require.resolve('@docusaurus/core/lib/babel/preset')],
};
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label: "API"
position: 6
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---
id: "Anthropic"
title: "Class: Anthropic"
sidebar_label: "Anthropic"
sidebar_position: 0
custom_edit_url: null
---
Anthropic LLM implementation
## Implements
- [`LLM`](../interfaces/LLM.md)
## Constructors
### constructor
**new Anthropic**(`init?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init?` | `Partial`<[`Anthropic`](Anthropic.md)\> |
#### Defined in
[llm/LLM.ts:449](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L449)
## Properties
### apiKey
`Optional` **apiKey**: `string` = `undefined`
#### Defined in
[llm/LLM.ts:442](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L442)
___
### callbackManager
`Optional` **callbackManager**: [`CallbackManager`](CallbackManager.md)
#### Defined in
[llm/LLM.ts:447](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L447)
___
### maxRetries
**maxRetries**: `number`
#### Defined in
[llm/LLM.ts:443](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L443)
___
### maxTokens
`Optional` **maxTokens**: `number`
#### Defined in
[llm/LLM.ts:439](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L439)
___
### model
**model**: `string`
#### Defined in
[llm/LLM.ts:436](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L436)
___
### session
**session**: `AnthropicSession`
#### Defined in
[llm/LLM.ts:445](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L445)
___
### temperature
**temperature**: `number`
#### Defined in
[llm/LLM.ts:437](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L437)
___
### timeout
`Optional` **timeout**: `number`
#### Defined in
[llm/LLM.ts:444](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L444)
___
### topP
**topP**: `number`
#### Defined in
[llm/LLM.ts:438](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L438)
## Methods
### chat
**chat**(`messages`, `parentEvent?`): `Promise`<[`ChatResponse`](../interfaces/ChatResponse.md)\>
Get a chat response from the LLM
#### Parameters
| Name | Type |
| :------ | :------ |
| `messages` | [`ChatMessage`](../interfaces/ChatMessage.md)[] |
| `parentEvent?` | [`Event`](../interfaces/Event.md) |
#### Returns
`Promise`<[`ChatResponse`](../interfaces/ChatResponse.md)\>
#### Implementation of
[LLM](../interfaces/LLM.md).[chat](../interfaces/LLM.md#chat)
#### Defined in
[llm/LLM.ts:484](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L484)
___
### complete
**complete**(`prompt`, `parentEvent?`): `Promise`<[`ChatResponse`](../interfaces/ChatResponse.md)\>
Get a prompt completion from the LLM
#### Parameters
| Name | Type | Description |
| :------ | :------ | :------ |
| `prompt` | `string` | the prompt to complete |
| `parentEvent?` | [`Event`](../interfaces/Event.md) | - |
#### Returns
`Promise`<[`ChatResponse`](../interfaces/ChatResponse.md)\>
#### Implementation of
[LLM](../interfaces/LLM.md).[complete](../interfaces/LLM.md#complete)
#### Defined in
[llm/LLM.ts:502](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L502)
___
### mapMessagesToPrompt
**mapMessagesToPrompt**(`messages`): `string`
#### Parameters
| Name | Type |
| :------ | :------ |
| `messages` | [`ChatMessage`](../interfaces/ChatMessage.md)[] |
#### Returns
`string`
#### Defined in
[llm/LLM.ts:469](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L469)
@@ -0,0 +1,81 @@
---
id: "BaseEmbedding"
title: "Class: BaseEmbedding"
sidebar_label: "BaseEmbedding"
sidebar_position: 0
custom_edit_url: null
---
## Hierarchy
- **`BaseEmbedding`**
↳ [`OpenAIEmbedding`](OpenAIEmbedding.md)
## Constructors
### constructor
**new BaseEmbedding**()
## Methods
### getQueryEmbedding
`Abstract` **getQueryEmbedding**(`query`): `Promise`<`number`[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `query` | `string` |
#### Returns
`Promise`<`number`[]\>
#### Defined in
[Embedding.ts:213](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L213)
___
### getTextEmbedding
`Abstract` **getTextEmbedding**(`text`): `Promise`<`number`[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `text` | `string` |
#### Returns
`Promise`<`number`[]\>
#### Defined in
[Embedding.ts:212](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L212)
___
### similarity
**similarity**(`embedding1`, `embedding2`, `mode?`): `number`
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `embedding1` | `number`[] | `undefined` |
| `embedding2` | `number`[] | `undefined` |
| `mode` | [`SimilarityType`](../enums/SimilarityType.md) | `SimilarityType.DEFAULT` |
#### Returns
`number`
#### Defined in
[Embedding.ts:204](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L204)
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---
id: "BaseIndex"
title: "Class: BaseIndex<T>"
sidebar_label: "BaseIndex"
sidebar_position: 0
custom_edit_url: null
---
Indexes are the data structure that we store our nodes and embeddings in so
they can be retrieved for our queries.
## Type parameters
| Name |
| :------ |
| `T` |
## Hierarchy
- **`BaseIndex`**
↳ [`ListIndex`](ListIndex.md)
↳ [`VectorStoreIndex`](VectorStoreIndex.md)
## Constructors
### constructor
**new BaseIndex**<`T`\>(`init`)
#### Type parameters
| Name |
| :------ |
| `T` |
#### Parameters
| Name | Type |
| :------ | :------ |
| `init` | [`BaseIndexInit`](../interfaces/BaseIndexInit.md)<`T`\> |
#### Defined in
[indices/BaseIndex.ts:130](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L130)
## Properties
### docStore
**docStore**: `BaseDocumentStore`
#### Defined in
[indices/BaseIndex.ts:125](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L125)
___
### indexStore
`Optional` **indexStore**: `BaseIndexStore`
#### Defined in
[indices/BaseIndex.ts:127](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L127)
___
### indexStruct
**indexStruct**: `T`
#### Defined in
[indices/BaseIndex.ts:128](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L128)
___
### serviceContext
**serviceContext**: [`ServiceContext`](../interfaces/ServiceContext.md)
#### Defined in
[indices/BaseIndex.ts:123](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L123)
___
### storageContext
**storageContext**: [`StorageContext`](../interfaces/StorageContext.md)
#### Defined in
[indices/BaseIndex.ts:124](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L124)
___
### vectorStore
`Optional` **vectorStore**: [`VectorStore`](../interfaces/VectorStore.md)
#### Defined in
[indices/BaseIndex.ts:126](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L126)
## Methods
### asQueryEngine
`Abstract` **asQueryEngine**(`options?`): [`BaseQueryEngine`](../interfaces/BaseQueryEngine.md)
Create a new query engine from the index. It will also create a retriever
and response synthezier if they are not provided.
#### Parameters
| Name | Type | Description |
| :------ | :------ | :------ |
| `options?` | `Object` | you can supply your own custom Retriever and ResponseSynthesizer |
| `options.responseSynthesizer?` | [`ResponseSynthesizer`](ResponseSynthesizer.md) | - |
| `options.retriever?` | [`BaseRetriever`](../interfaces/BaseRetriever.md) | - |
#### Returns
[`BaseQueryEngine`](../interfaces/BaseQueryEngine.md)
#### Defined in
[indices/BaseIndex.ts:150](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L150)
___
### asRetriever
`Abstract` **asRetriever**(`options?`): [`BaseRetriever`](../interfaces/BaseRetriever.md)
Create a new retriever from the index.
#### Parameters
| Name | Type |
| :------ | :------ |
| `options?` | `any` |
#### Returns
[`BaseRetriever`](../interfaces/BaseRetriever.md)
#### Defined in
[indices/BaseIndex.ts:143](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L143)
___
### deleteRefDoc
`Abstract` **deleteRefDoc**(`refDocId`, `deleteFromDocStore?`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `refDocId` | `string` |
| `deleteFromDocStore?` | `boolean` |
#### Returns
`Promise`<`void`\>
#### Defined in
[indices/BaseIndex.ts:168](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L168)
___
### insert
**insert**(`document`): `Promise`<`void`\>
Insert a document into the index.
#### Parameters
| Name | Type |
| :------ | :------ |
| `document` | [`Document`](Document.md) |
#### Returns
`Promise`<`void`\>
#### Defined in
[indices/BaseIndex.ts:159](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L159)
___
### insertNodes
`Abstract` **insertNodes**(`nodes`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `nodes` | [`BaseNode`](BaseNode.md)[] |
#### Returns
`Promise`<`void`\>
#### Defined in
[indices/BaseIndex.ts:167](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L167)
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---
id: "BaseNode"
title: "Class: BaseNode"
sidebar_label: "BaseNode"
sidebar_position: 0
custom_edit_url: null
---
Generic abstract class for retrievable nodes
## Hierarchy
- **`BaseNode`**
↳ [`TextNode`](TextNode.md)
## Constructors
### constructor
**new BaseNode**(`init?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init?` | `Partial`<[`BaseNode`](BaseNode.md)\> |
#### Defined in
[Node.ts:55](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L55)
## Properties
### embedding
`Optional` **embedding**: `number`[]
#### Defined in
[Node.ts:46](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L46)
___
### excludedEmbedMetadataKeys
**excludedEmbedMetadataKeys**: `string`[] = `[]`
#### Defined in
[Node.ts:50](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L50)
___
### excludedLlmMetadataKeys
**excludedLlmMetadataKeys**: `string`[] = `[]`
#### Defined in
[Node.ts:51](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L51)
___
### hash
**hash**: `string` = `""`
#### Defined in
[Node.ts:53](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L53)
___
### id\_
**id\_**: `string`
The unique ID of the Node/Document. The trailing underscore is here
to avoid collisions with the id keyword in Python.
Set to a UUID by default.
#### Defined in
[Node.ts:45](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L45)
___
### metadata
**metadata**: `Record`<`string`, `any`\> = `{}`
#### Defined in
[Node.ts:49](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L49)
___
### relationships
**relationships**: `Partial`<`Record`<[`NodeRelationship`](../enums/NodeRelationship.md), [`RelatedNodeType`](../modules.md#relatednodetype)\>\> = `{}`
#### Defined in
[Node.ts:52](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L52)
## Accessors
### childNodes
`get` **childNodes**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)[]
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)[]
#### Defined in
[Node.ts:107](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L107)
___
### nextNode
`get` **nextNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Defined in
[Node.ts:87](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L87)
___
### parentNode
`get` **parentNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Defined in
[Node.ts:97](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L97)
___
### prevNode
`get` **prevNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Defined in
[Node.ts:75](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L75)
___
### sourceNode
`get` **sourceNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Defined in
[Node.ts:65](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L65)
## Methods
### asRelatedNodeInfo
**asRelatedNodeInfo**(): [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
[`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Defined in
[Node.ts:129](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L129)
___
### generateHash
`Abstract` **generateHash**(): `string`
#### Returns
`string`
#### Defined in
[Node.ts:119](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L119)
___
### getContent
`Abstract` **getContent**(`metadataMode`): `string`
#### Parameters
| Name | Type |
| :------ | :------ |
| `metadataMode` | [`MetadataMode`](../enums/MetadataMode.md) |
#### Returns
`string`
#### Defined in
[Node.ts:61](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L61)
___
### getEmbedding
**getEmbedding**(): `number`[]
#### Returns
`number`[]
#### Defined in
[Node.ts:121](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L121)
___
### getMetadataStr
`Abstract` **getMetadataStr**(`metadataMode`): `string`
#### Parameters
| Name | Type |
| :------ | :------ |
| `metadataMode` | [`MetadataMode`](../enums/MetadataMode.md) |
#### Returns
`string`
#### Defined in
[Node.ts:62](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L62)
___
### getType
`Abstract` **getType**(): [`ObjectType`](../enums/ObjectType.md)
#### Returns
[`ObjectType`](../enums/ObjectType.md)
#### Defined in
[Node.ts:59](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L59)
___
### setContent
`Abstract` **setContent**(`value`): `void`
#### Parameters
| Name | Type |
| :------ | :------ |
| `value` | `any` |
#### Returns
`void`
#### Defined in
[Node.ts:63](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L63)
___
### toJSON
**toJSON**(): `Record`<`string`, `any`\>
Used with built in JSON.stringify
#### Returns
`Record`<`string`, `any`\>
#### Defined in
[Node.ts:141](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L141)
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---
id: "CallbackManager"
title: "Class: CallbackManager"
sidebar_label: "CallbackManager"
sidebar_position: 0
custom_edit_url: null
---
## Implements
- `CallbackManagerMethods`
## Constructors
### constructor
**new CallbackManager**(`handlers?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `handlers?` | `CallbackManagerMethods` |
#### Defined in
[callbacks/CallbackManager.ts:67](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/callbacks/CallbackManager.ts#L67)
## Properties
### onLLMStream
`Optional` **onLLMStream**: (`params`: [`StreamCallbackResponse`](../interfaces/StreamCallbackResponse.md)) => `void` \| `Promise`<`void`\>
#### Type declaration
▸ (`params`): `void` \| `Promise`<`void`\>
##### Parameters
| Name | Type |
| :------ | :------ |
| `params` | [`StreamCallbackResponse`](../interfaces/StreamCallbackResponse.md) |
##### Returns
`void` \| `Promise`<`void`\>
#### Implementation of
CallbackManagerMethods.onLLMStream
#### Defined in
[callbacks/CallbackManager.ts:64](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/callbacks/CallbackManager.ts#L64)
___
### onRetrieve
`Optional` **onRetrieve**: (`params`: [`RetrievalCallbackResponse`](../interfaces/RetrievalCallbackResponse.md)) => `void` \| `Promise`<`void`\>
#### Type declaration
▸ (`params`): `void` \| `Promise`<`void`\>
##### Parameters
| Name | Type |
| :------ | :------ |
| `params` | [`RetrievalCallbackResponse`](../interfaces/RetrievalCallbackResponse.md) |
##### Returns
`void` \| `Promise`<`void`\>
#### Implementation of
CallbackManagerMethods.onRetrieve
#### Defined in
[callbacks/CallbackManager.ts:65](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/callbacks/CallbackManager.ts#L65)
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---
id: "CompactAndRefine"
title: "Class: CompactAndRefine"
sidebar_label: "CompactAndRefine"
sidebar_position: 0
custom_edit_url: null
---
CompactAndRefine is a slight variation of Refine that first compacts the text chunks into the smallest possible number of chunks.
## Hierarchy
- [`Refine`](Refine.md)
**`CompactAndRefine`**
## Constructors
### constructor
**new CompactAndRefine**(`serviceContext`, `textQATemplate?`, `refineTemplate?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `serviceContext` | [`ServiceContext`](../interfaces/ServiceContext.md) |
| `textQATemplate?` | [`SimplePrompt`](../modules.md#simpleprompt) |
| `refineTemplate?` | [`SimplePrompt`](../modules.md#simpleprompt) |
#### Inherited from
[Refine](Refine.md).[constructor](Refine.md#constructor)
#### Defined in
[ResponseSynthesizer.ts:78](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L78)
## Properties
### refineTemplate
**refineTemplate**: [`SimplePrompt`](../modules.md#simpleprompt)
#### Inherited from
[Refine](Refine.md).[refineTemplate](Refine.md#refinetemplate)
#### Defined in
[ResponseSynthesizer.ts:76](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L76)
___
### serviceContext
**serviceContext**: [`ServiceContext`](../interfaces/ServiceContext.md)
#### Inherited from
[Refine](Refine.md).[serviceContext](Refine.md#servicecontext)
#### Defined in
[ResponseSynthesizer.ts:74](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L74)
___
### textQATemplate
**textQATemplate**: [`SimplePrompt`](../modules.md#simpleprompt)
#### Inherited from
[Refine](Refine.md).[textQATemplate](Refine.md#textqatemplate)
#### Defined in
[ResponseSynthesizer.ts:75](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L75)
## Methods
### getResponse
**getResponse**(`query`, `textChunks`, `parentEvent?`, `prevResponse?`): `Promise`<`string`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `query` | `string` |
| `textChunks` | `string`[] |
| `parentEvent?` | [`Event`](../interfaces/Event.md) |
| `prevResponse?` | `string` |
#### Returns
`Promise`<`string`\>
#### Overrides
[Refine](Refine.md).[getResponse](Refine.md#getresponse)
#### Defined in
[ResponseSynthesizer.ts:181](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L181)
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---
id: "CondenseQuestionChatEngine"
title: "Class: CondenseQuestionChatEngine"
sidebar_label: "CondenseQuestionChatEngine"
sidebar_position: 0
custom_edit_url: null
---
CondenseQuestionChatEngine is used in conjunction with a Index (for example VectorStoreIndex).
It does two steps on taking a user's chat message: first, it condenses the chat message
with the previous chat history into a question with more context.
Then, it queries the underlying Index using the new question with context and returns
the response.
CondenseQuestionChatEngine performs well when the input is primarily questions about the
underlying data. It performs less well when the chat messages are not questions about the
data, or are very referential to previous context.
## Implements
- [`ChatEngine`](../interfaces/ChatEngine.md)
## Constructors
### constructor
**new CondenseQuestionChatEngine**(`init`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init` | `Object` |
| `init.chatHistory` | [`ChatMessage`](../interfaces/ChatMessage.md)[] |
| `init.condenseMessagePrompt?` | [`SimplePrompt`](../modules.md#simpleprompt) |
| `init.queryEngine` | [`BaseQueryEngine`](../interfaces/BaseQueryEngine.md) |
| `init.serviceContext?` | [`ServiceContext`](../interfaces/ServiceContext.md) |
#### Defined in
[ChatEngine.ts:75](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L75)
## Properties
### chatHistory
**chatHistory**: [`ChatMessage`](../interfaces/ChatMessage.md)[]
#### Defined in
[ChatEngine.ts:71](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L71)
___
### condenseMessagePrompt
**condenseMessagePrompt**: [`SimplePrompt`](../modules.md#simpleprompt)
#### Defined in
[ChatEngine.ts:73](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L73)
___
### queryEngine
**queryEngine**: [`BaseQueryEngine`](../interfaces/BaseQueryEngine.md)
#### Defined in
[ChatEngine.ts:70](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L70)
___
### serviceContext
**serviceContext**: [`ServiceContext`](../interfaces/ServiceContext.md)
#### Defined in
[ChatEngine.ts:72](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L72)
## Methods
### chat
**chat**(`message`, `chatHistory?`): `Promise`<[`Response`](Response.md)\>
Send message along with the class's current chat history to the LLM.
#### Parameters
| Name | Type | Description |
| :------ | :------ | :------ |
| `message` | `string` | |
| `chatHistory?` | [`ChatMessage`](../interfaces/ChatMessage.md)[] | optional chat history if you want to customize the chat history |
#### Returns
`Promise`<[`Response`](Response.md)\>
#### Implementation of
[ChatEngine](../interfaces/ChatEngine.md).[chat](../interfaces/ChatEngine.md#chat)
#### Defined in
[ChatEngine.ts:100](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L100)
___
### condenseQuestion
`Private` **condenseQuestion**(`chatHistory`, `question`): `Promise`<[`ChatResponse`](../interfaces/ChatResponse.md)\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `chatHistory` | [`ChatMessage`](../interfaces/ChatMessage.md)[] |
| `question` | `string` |
#### Returns
`Promise`<[`ChatResponse`](../interfaces/ChatResponse.md)\>
#### Defined in
[ChatEngine.ts:89](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L89)
___
### reset
**reset**(): `void`
Resets the chat history so that it's empty.
#### Returns
`void`
#### Implementation of
[ChatEngine](../interfaces/ChatEngine.md).[reset](../interfaces/ChatEngine.md#reset)
#### Defined in
[ChatEngine.ts:118](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L118)
@@ -0,0 +1,111 @@
---
id: "ContextChatEngine"
title: "Class: ContextChatEngine"
sidebar_label: "ContextChatEngine"
sidebar_position: 0
custom_edit_url: null
---
ContextChatEngine uses the Index to get the appropriate context for each query.
The context is stored in the system prompt, and the chat history is preserved,
ideally allowing the appropriate context to be surfaced for each query.
## Implements
- [`ChatEngine`](../interfaces/ChatEngine.md)
## Constructors
### constructor
**new ContextChatEngine**(`init`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init` | `Object` |
| `init.chatHistory?` | [`ChatMessage`](../interfaces/ChatMessage.md)[] |
| `init.chatModel?` | [`OpenAI`](OpenAI.md) |
| `init.retriever` | [`BaseRetriever`](../interfaces/BaseRetriever.md) |
#### Defined in
[ChatEngine.ts:133](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L133)
## Properties
### chatHistory
**chatHistory**: [`ChatMessage`](../interfaces/ChatMessage.md)[]
#### Defined in
[ChatEngine.ts:131](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L131)
___
### chatModel
**chatModel**: [`OpenAI`](OpenAI.md)
#### Defined in
[ChatEngine.ts:130](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L130)
___
### retriever
**retriever**: [`BaseRetriever`](../interfaces/BaseRetriever.md)
#### Defined in
[ChatEngine.ts:129](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L129)
## Methods
### chat
**chat**(`message`, `chatHistory?`): `Promise`<[`Response`](Response.md)\>
Send message along with the class's current chat history to the LLM.
#### Parameters
| Name | Type | Description |
| :------ | :------ | :------ |
| `message` | `string` | |
| `chatHistory?` | [`ChatMessage`](../interfaces/ChatMessage.md)[] | optional chat history if you want to customize the chat history |
#### Returns
`Promise`<[`Response`](Response.md)\>
#### Implementation of
[ChatEngine](../interfaces/ChatEngine.md).[chat](../interfaces/ChatEngine.md#chat)
#### Defined in
[ChatEngine.ts:144](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L144)
___
### reset
**reset**(): `void`
Resets the chat history so that it's empty.
#### Returns
`void`
#### Implementation of
[ChatEngine](../interfaces/ChatEngine.md).[reset](../interfaces/ChatEngine.md#reset)
#### Defined in
[ChatEngine.ts:182](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L182)
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---
id: "Document"
title: "Class: Document"
sidebar_label: "Document"
sidebar_position: 0
custom_edit_url: null
---
A document is just a special text node with a docId.
## Hierarchy
- [`TextNode`](TextNode.md)
**`Document`**
## Constructors
### constructor
**new Document**(`init?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init?` | `Partial`<[`Document`](Document.md)\> |
#### Overrides
[TextNode](TextNode.md).[constructor](TextNode.md#constructor)
#### Defined in
[Node.ts:257](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L257)
## Properties
### embedding
`Optional` **embedding**: `number`[]
#### Inherited from
[TextNode](TextNode.md).[embedding](TextNode.md#embedding)
#### Defined in
[Node.ts:46](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L46)
___
### endCharIdx
`Optional` **endCharIdx**: `number`
#### Inherited from
[TextNode](TextNode.md).[endCharIdx](TextNode.md#endcharidx)
#### Defined in
[Node.ts:152](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L152)
___
### excludedEmbedMetadataKeys
**excludedEmbedMetadataKeys**: `string`[] = `[]`
#### Inherited from
[TextNode](TextNode.md).[excludedEmbedMetadataKeys](TextNode.md#excludedembedmetadatakeys)
#### Defined in
[Node.ts:50](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L50)
___
### excludedLlmMetadataKeys
**excludedLlmMetadataKeys**: `string`[] = `[]`
#### Inherited from
[TextNode](TextNode.md).[excludedLlmMetadataKeys](TextNode.md#excludedllmmetadatakeys)
#### Defined in
[Node.ts:51](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L51)
___
### hash
**hash**: `string` = `""`
#### Inherited from
[TextNode](TextNode.md).[hash](TextNode.md#hash)
#### Defined in
[Node.ts:53](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L53)
___
### id\_
**id\_**: `string`
The unique ID of the Node/Document. The trailing underscore is here
to avoid collisions with the id keyword in Python.
Set to a UUID by default.
#### Inherited from
[TextNode](TextNode.md).[id_](TextNode.md#id_)
#### Defined in
[Node.ts:45](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L45)
___
### metadata
**metadata**: `Record`<`string`, `any`\> = `{}`
#### Inherited from
[TextNode](TextNode.md).[metadata](TextNode.md#metadata)
#### Defined in
[Node.ts:49](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L49)
___
### metadataSeparator
**metadataSeparator**: `string` = `"\n"`
#### Inherited from
[TextNode](TextNode.md).[metadataSeparator](TextNode.md#metadataseparator)
#### Defined in
[Node.ts:155](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L155)
___
### relationships
**relationships**: `Partial`<`Record`<[`NodeRelationship`](../enums/NodeRelationship.md), [`RelatedNodeType`](../modules.md#relatednodetype)\>\> = `{}`
#### Inherited from
[TextNode](TextNode.md).[relationships](TextNode.md#relationships)
#### Defined in
[Node.ts:52](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L52)
___
### startCharIdx
`Optional` **startCharIdx**: `number`
#### Inherited from
[TextNode](TextNode.md).[startCharIdx](TextNode.md#startcharidx)
#### Defined in
[Node.ts:151](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L151)
___
### text
**text**: `string` = `""`
#### Inherited from
[TextNode](TextNode.md).[text](TextNode.md#text)
#### Defined in
[Node.ts:150](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L150)
## Accessors
### childNodes
`get` **childNodes**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)[]
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)[]
#### Inherited from
TextNode.childNodes
#### Defined in
[Node.ts:107](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L107)
___
### nextNode
`get` **nextNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Inherited from
TextNode.nextNode
#### Defined in
[Node.ts:87](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L87)
___
### parentNode
`get` **parentNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Inherited from
TextNode.parentNode
#### Defined in
[Node.ts:97](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L97)
___
### prevNode
`get` **prevNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Inherited from
TextNode.prevNode
#### Defined in
[Node.ts:75](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L75)
___
### sourceNode
`get` **sourceNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Inherited from
TextNode.sourceNode
#### Defined in
[Node.ts:65](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L65)
## Methods
### asRelatedNodeInfo
**asRelatedNodeInfo**(): [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
[`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Inherited from
[TextNode](TextNode.md).[asRelatedNodeInfo](TextNode.md#asrelatednodeinfo)
#### Defined in
[Node.ts:129](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L129)
___
### generateHash
**generateHash**(): `string`
Generate a hash of the text node.
The ID is not part of the hash as it can change independent of content.
#### Returns
`string`
#### Inherited from
[TextNode](TextNode.md).[generateHash](TextNode.md#generatehash)
#### Defined in
[Node.ts:173](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L173)
___
### getContent
**getContent**(`metadataMode?`): `string`
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `metadataMode` | [`MetadataMode`](../enums/MetadataMode.md) | `MetadataMode.NONE` |
#### Returns
`string`
#### Inherited from
[TextNode](TextNode.md).[getContent](TextNode.md#getcontent)
#### Defined in
[Node.ts:187](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L187)
___
### getEmbedding
**getEmbedding**(): `number`[]
#### Returns
`number`[]
#### Inherited from
[TextNode](TextNode.md).[getEmbedding](TextNode.md#getembedding)
#### Defined in
[Node.ts:121](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L121)
___
### getMetadataStr
**getMetadataStr**(`metadataMode`): `string`
#### Parameters
| Name | Type |
| :------ | :------ |
| `metadataMode` | [`MetadataMode`](../enums/MetadataMode.md) |
#### Returns
`string`
#### Inherited from
[TextNode](TextNode.md).[getMetadataStr](TextNode.md#getmetadatastr)
#### Defined in
[Node.ts:192](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L192)
___
### getNodeInfo
**getNodeInfo**(): `Object`
#### Returns
`Object`
| Name | Type |
| :------ | :------ |
| `end` | `undefined` \| `number` |
| `start` | `undefined` \| `number` |
#### Inherited from
[TextNode](TextNode.md).[getNodeInfo](TextNode.md#getnodeinfo)
#### Defined in
[Node.ts:219](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L219)
___
### getText
**getText**(): `string`
#### Returns
`string`
#### Inherited from
[TextNode](TextNode.md).[getText](TextNode.md#gettext)
#### Defined in
[Node.ts:223](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L223)
___
### getType
**getType**(): [`ObjectType`](../enums/ObjectType.md)
#### Returns
[`ObjectType`](../enums/ObjectType.md)
#### Overrides
[TextNode](TextNode.md).[getType](TextNode.md#gettype)
#### Defined in
[Node.ts:266](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L266)
___
### setContent
**setContent**(`value`): `void`
#### Parameters
| Name | Type |
| :------ | :------ |
| `value` | `string` |
#### Returns
`void`
#### Inherited from
[TextNode](TextNode.md).[setContent](TextNode.md#setcontent)
#### Defined in
[Node.ts:213](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L213)
___
### toJSON
**toJSON**(): `Record`<`string`, `any`\>
Used with built in JSON.stringify
#### Returns
`Record`<`string`, `any`\>
#### Inherited from
[TextNode](TextNode.md).[toJSON](TextNode.md#tojson)
#### Defined in
[Node.ts:141](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L141)
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---
id: "InMemoryFileSystem"
title: "Class: InMemoryFileSystem"
sidebar_label: "InMemoryFileSystem"
sidebar_position: 0
custom_edit_url: null
---
A filesystem implementation that stores files in memory.
## Implements
- [`GenericFileSystem`](../interfaces/GenericFileSystem.md)
## Constructors
### constructor
**new InMemoryFileSystem**()
## Properties
### files
`Private` **files**: `Record`<`string`, `any`\> = `{}`
#### Defined in
[storage/FileSystem.ts:25](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/FileSystem.ts#L25)
## Methods
### access
**access**(`path`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `path` | `string` |
#### Returns
`Promise`<`void`\>
#### Implementation of
[GenericFileSystem](../interfaces/GenericFileSystem.md).[access](../interfaces/GenericFileSystem.md#access)
#### Defined in
[storage/FileSystem.ts:38](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/FileSystem.ts#L38)
___
### mkdir
**mkdir**(`path`, `options?`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `path` | `string` |
| `options?` | `any` |
#### Returns
`Promise`<`void`\>
#### Implementation of
[GenericFileSystem](../interfaces/GenericFileSystem.md).[mkdir](../interfaces/GenericFileSystem.md#mkdir)
#### Defined in
[storage/FileSystem.ts:44](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/FileSystem.ts#L44)
___
### readFile
**readFile**(`path`, `options?`): `Promise`<`string`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `path` | `string` |
| `options?` | `any` |
#### Returns
`Promise`<`string`\>
#### Implementation of
[GenericFileSystem](../interfaces/GenericFileSystem.md).[readFile](../interfaces/GenericFileSystem.md#readfile)
#### Defined in
[storage/FileSystem.ts:31](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/FileSystem.ts#L31)
___
### writeFile
**writeFile**(`path`, `content`, `options?`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `path` | `string` |
| `content` | `string` |
| `options?` | `any` |
#### Returns
`Promise`<`void`\>
#### Implementation of
[GenericFileSystem](../interfaces/GenericFileSystem.md).[writeFile](../interfaces/GenericFileSystem.md#writefile)
#### Defined in
[storage/FileSystem.ts:27](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/FileSystem.ts#L27)
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---
id: "IndexDict"
title: "Class: IndexDict"
sidebar_label: "IndexDict"
sidebar_position: 0
custom_edit_url: null
---
The underlying structure of each index.
## Hierarchy
- [`IndexStruct`](IndexStruct.md)
**`IndexDict`**
## Constructors
### constructor
**new IndexDict**(`indexId?`, `summary?`)
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `indexId` | `string` | `undefined` |
| `summary` | `undefined` | `undefined` |
#### Inherited from
[IndexStruct](IndexStruct.md).[constructor](IndexStruct.md#constructor)
#### Defined in
[indices/BaseIndex.ts:19](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L19)
## Properties
### indexId
**indexId**: `string`
#### Inherited from
[IndexStruct](IndexStruct.md).[indexId](IndexStruct.md#indexid)
#### Defined in
[indices/BaseIndex.ts:16](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L16)
___
### nodesDict
**nodesDict**: `Record`<`string`, [`BaseNode`](BaseNode.md)\> = `{}`
#### Defined in
[indices/BaseIndex.ts:45](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L45)
___
### summary
`Optional` **summary**: `string`
#### Inherited from
[IndexStruct](IndexStruct.md).[summary](IndexStruct.md#summary)
#### Defined in
[indices/BaseIndex.ts:17](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L17)
___
### type
**type**: [`IndexStructType`](../enums/IndexStructType.md) = `IndexStructType.SIMPLE_DICT`
#### Defined in
[indices/BaseIndex.ts:46](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L46)
## Methods
### addNode
**addNode**(`node`, `textId?`): `void`
#### Parameters
| Name | Type |
| :------ | :------ |
| `node` | [`BaseNode`](BaseNode.md) |
| `textId?` | `string` |
#### Returns
`void`
#### Defined in
[indices/BaseIndex.ts:55](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L55)
___
### delete
**delete**(`nodeId`): `void`
#### Parameters
| Name | Type |
| :------ | :------ |
| `nodeId` | `string` |
#### Returns
`void`
#### Defined in
[indices/BaseIndex.ts:68](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L68)
___
### getSummary
**getSummary**(): `string`
#### Returns
`string`
#### Overrides
[IndexStruct](IndexStruct.md).[getSummary](IndexStruct.md#getsummary)
#### Defined in
[indices/BaseIndex.ts:48](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L48)
___
### toJson
**toJson**(): `Record`<`string`, `unknown`\>
#### Returns
`Record`<`string`, `unknown`\>
#### Overrides
[IndexStruct](IndexStruct.md).[toJson](IndexStruct.md#tojson)
#### Defined in
[indices/BaseIndex.ts:60](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L60)
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---
id: "IndexList"
title: "Class: IndexList"
sidebar_label: "IndexList"
sidebar_position: 0
custom_edit_url: null
---
The underlying structure of each index.
## Hierarchy
- [`IndexStruct`](IndexStruct.md)
**`IndexList`**
## Constructors
### constructor
**new IndexList**(`indexId?`, `summary?`)
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `indexId` | `string` | `undefined` |
| `summary` | `undefined` | `undefined` |
#### Inherited from
[IndexStruct](IndexStruct.md).[constructor](IndexStruct.md#constructor)
#### Defined in
[indices/BaseIndex.ts:19](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L19)
## Properties
### indexId
**indexId**: `string`
#### Inherited from
[IndexStruct](IndexStruct.md).[indexId](IndexStruct.md#indexid)
#### Defined in
[indices/BaseIndex.ts:16](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L16)
___
### nodes
**nodes**: `string`[] = `[]`
#### Defined in
[indices/BaseIndex.ts:93](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L93)
___
### summary
`Optional` **summary**: `string`
#### Inherited from
[IndexStruct](IndexStruct.md).[summary](IndexStruct.md#summary)
#### Defined in
[indices/BaseIndex.ts:17](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L17)
___
### type
**type**: [`IndexStructType`](../enums/IndexStructType.md) = `IndexStructType.LIST`
#### Defined in
[indices/BaseIndex.ts:94](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L94)
## Methods
### addNode
**addNode**(`node`): `void`
#### Parameters
| Name | Type |
| :------ | :------ |
| `node` | [`BaseNode`](BaseNode.md) |
#### Returns
`void`
#### Defined in
[indices/BaseIndex.ts:96](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L96)
___
### getSummary
**getSummary**(): `string`
#### Returns
`string`
#### Inherited from
[IndexStruct](IndexStruct.md).[getSummary](IndexStruct.md#getsummary)
#### Defined in
[indices/BaseIndex.ts:31](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L31)
___
### toJson
**toJson**(): `Record`<`string`, `unknown`\>
#### Returns
`Record`<`string`, `unknown`\>
#### Overrides
[IndexStruct](IndexStruct.md).[toJson](IndexStruct.md#tojson)
#### Defined in
[indices/BaseIndex.ts:100](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L100)
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---
id: "IndexNode"
title: "Class: IndexNode"
sidebar_label: "IndexNode"
sidebar_position: 0
custom_edit_url: null
---
TextNode is the default node type for text. Most common node type in LlamaIndex.TS
## Hierarchy
- [`TextNode`](TextNode.md)
**`IndexNode`**
## Constructors
### constructor
**new IndexNode**(`init?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init?` | `Partial`<[`IndexNode`](IndexNode.md)\> |
#### Overrides
[TextNode](TextNode.md).[constructor](TextNode.md#constructor)
#### Defined in
[Node.ts:239](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L239)
## Properties
### embedding
`Optional` **embedding**: `number`[]
#### Inherited from
[TextNode](TextNode.md).[embedding](TextNode.md#embedding)
#### Defined in
[Node.ts:46](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L46)
___
### endCharIdx
`Optional` **endCharIdx**: `number`
#### Inherited from
[TextNode](TextNode.md).[endCharIdx](TextNode.md#endcharidx)
#### Defined in
[Node.ts:152](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L152)
___
### excludedEmbedMetadataKeys
**excludedEmbedMetadataKeys**: `string`[] = `[]`
#### Inherited from
[TextNode](TextNode.md).[excludedEmbedMetadataKeys](TextNode.md#excludedembedmetadatakeys)
#### Defined in
[Node.ts:50](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L50)
___
### excludedLlmMetadataKeys
**excludedLlmMetadataKeys**: `string`[] = `[]`
#### Inherited from
[TextNode](TextNode.md).[excludedLlmMetadataKeys](TextNode.md#excludedllmmetadatakeys)
#### Defined in
[Node.ts:51](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L51)
___
### hash
**hash**: `string` = `""`
#### Inherited from
[TextNode](TextNode.md).[hash](TextNode.md#hash)
#### Defined in
[Node.ts:53](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L53)
___
### id\_
**id\_**: `string`
The unique ID of the Node/Document. The trailing underscore is here
to avoid collisions with the id keyword in Python.
Set to a UUID by default.
#### Inherited from
[TextNode](TextNode.md).[id_](TextNode.md#id_)
#### Defined in
[Node.ts:45](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L45)
___
### indexId
**indexId**: `string` = `""`
#### Defined in
[Node.ts:237](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L237)
___
### metadata
**metadata**: `Record`<`string`, `any`\> = `{}`
#### Inherited from
[TextNode](TextNode.md).[metadata](TextNode.md#metadata)
#### Defined in
[Node.ts:49](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L49)
___
### metadataSeparator
**metadataSeparator**: `string` = `"\n"`
#### Inherited from
[TextNode](TextNode.md).[metadataSeparator](TextNode.md#metadataseparator)
#### Defined in
[Node.ts:155](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L155)
___
### relationships
**relationships**: `Partial`<`Record`<[`NodeRelationship`](../enums/NodeRelationship.md), [`RelatedNodeType`](../modules.md#relatednodetype)\>\> = `{}`
#### Inherited from
[TextNode](TextNode.md).[relationships](TextNode.md#relationships)
#### Defined in
[Node.ts:52](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L52)
___
### startCharIdx
`Optional` **startCharIdx**: `number`
#### Inherited from
[TextNode](TextNode.md).[startCharIdx](TextNode.md#startcharidx)
#### Defined in
[Node.ts:151](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L151)
___
### text
**text**: `string` = `""`
#### Inherited from
[TextNode](TextNode.md).[text](TextNode.md#text)
#### Defined in
[Node.ts:150](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L150)
## Accessors
### childNodes
`get` **childNodes**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)[]
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)[]
#### Inherited from
TextNode.childNodes
#### Defined in
[Node.ts:107](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L107)
___
### nextNode
`get` **nextNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Inherited from
TextNode.nextNode
#### Defined in
[Node.ts:87](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L87)
___
### parentNode
`get` **parentNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Inherited from
TextNode.parentNode
#### Defined in
[Node.ts:97](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L97)
___
### prevNode
`get` **prevNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Inherited from
TextNode.prevNode
#### Defined in
[Node.ts:75](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L75)
___
### sourceNode
`get` **sourceNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Inherited from
TextNode.sourceNode
#### Defined in
[Node.ts:65](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L65)
## Methods
### asRelatedNodeInfo
**asRelatedNodeInfo**(): [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
[`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Inherited from
[TextNode](TextNode.md).[asRelatedNodeInfo](TextNode.md#asrelatednodeinfo)
#### Defined in
[Node.ts:129](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L129)
___
### generateHash
**generateHash**(): `string`
Generate a hash of the text node.
The ID is not part of the hash as it can change independent of content.
#### Returns
`string`
#### Inherited from
[TextNode](TextNode.md).[generateHash](TextNode.md#generatehash)
#### Defined in
[Node.ts:173](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L173)
___
### getContent
**getContent**(`metadataMode?`): `string`
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `metadataMode` | [`MetadataMode`](../enums/MetadataMode.md) | `MetadataMode.NONE` |
#### Returns
`string`
#### Inherited from
[TextNode](TextNode.md).[getContent](TextNode.md#getcontent)
#### Defined in
[Node.ts:187](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L187)
___
### getEmbedding
**getEmbedding**(): `number`[]
#### Returns
`number`[]
#### Inherited from
[TextNode](TextNode.md).[getEmbedding](TextNode.md#getembedding)
#### Defined in
[Node.ts:121](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L121)
___
### getMetadataStr
**getMetadataStr**(`metadataMode`): `string`
#### Parameters
| Name | Type |
| :------ | :------ |
| `metadataMode` | [`MetadataMode`](../enums/MetadataMode.md) |
#### Returns
`string`
#### Inherited from
[TextNode](TextNode.md).[getMetadataStr](TextNode.md#getmetadatastr)
#### Defined in
[Node.ts:192](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L192)
___
### getNodeInfo
**getNodeInfo**(): `Object`
#### Returns
`Object`
| Name | Type |
| :------ | :------ |
| `end` | `undefined` \| `number` |
| `start` | `undefined` \| `number` |
#### Inherited from
[TextNode](TextNode.md).[getNodeInfo](TextNode.md#getnodeinfo)
#### Defined in
[Node.ts:219](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L219)
___
### getText
**getText**(): `string`
#### Returns
`string`
#### Inherited from
[TextNode](TextNode.md).[getText](TextNode.md#gettext)
#### Defined in
[Node.ts:223](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L223)
___
### getType
**getType**(): [`ObjectType`](../enums/ObjectType.md)
#### Returns
[`ObjectType`](../enums/ObjectType.md)
#### Overrides
[TextNode](TextNode.md).[getType](TextNode.md#gettype)
#### Defined in
[Node.ts:248](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L248)
___
### setContent
**setContent**(`value`): `void`
#### Parameters
| Name | Type |
| :------ | :------ |
| `value` | `string` |
#### Returns
`void`
#### Inherited from
[TextNode](TextNode.md).[setContent](TextNode.md#setcontent)
#### Defined in
[Node.ts:213](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L213)
___
### toJSON
**toJSON**(): `Record`<`string`, `any`\>
Used with built in JSON.stringify
#### Returns
`Record`<`string`, `any`\>
#### Inherited from
[TextNode](TextNode.md).[toJSON](TextNode.md#tojson)
#### Defined in
[Node.ts:141](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L141)
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---
id: "IndexStruct"
title: "Class: IndexStruct"
sidebar_label: "IndexStruct"
sidebar_position: 0
custom_edit_url: null
---
The underlying structure of each index.
## Hierarchy
- **`IndexStruct`**
↳ [`IndexDict`](IndexDict.md)
↳ [`IndexList`](IndexList.md)
## Constructors
### constructor
**new IndexStruct**(`indexId?`, `summary?`)
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `indexId` | `string` | `undefined` |
| `summary` | `undefined` | `undefined` |
#### Defined in
[indices/BaseIndex.ts:19](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L19)
## Properties
### indexId
**indexId**: `string`
#### Defined in
[indices/BaseIndex.ts:16](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L16)
___
### summary
`Optional` **summary**: `string`
#### Defined in
[indices/BaseIndex.ts:17](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L17)
## Methods
### getSummary
**getSummary**(): `string`
#### Returns
`string`
#### Defined in
[indices/BaseIndex.ts:31](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L31)
___
### toJson
**toJson**(): `Record`<`string`, `unknown`\>
#### Returns
`Record`<`string`, `unknown`\>
#### Defined in
[indices/BaseIndex.ts:24](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L24)
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---
id: "LLMQuestionGenerator"
title: "Class: LLMQuestionGenerator"
sidebar_label: "LLMQuestionGenerator"
sidebar_position: 0
custom_edit_url: null
---
LLMQuestionGenerator uses the LLM to generate new questions for the LLM using tools and a user query.
## Implements
- [`BaseQuestionGenerator`](../interfaces/BaseQuestionGenerator.md)
## Constructors
### constructor
**new LLMQuestionGenerator**(`init?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init?` | `Partial`<[`LLMQuestionGenerator`](LLMQuestionGenerator.md)\> |
#### Defined in
[QuestionGenerator.ts:34](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QuestionGenerator.ts#L34)
## Properties
### llm
**llm**: [`LLM`](../interfaces/LLM.md)
#### Defined in
[QuestionGenerator.ts:30](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QuestionGenerator.ts#L30)
___
### outputParser
**outputParser**: [`BaseOutputParser`](../interfaces/BaseOutputParser.md)<[`StructuredOutput`](../interfaces/StructuredOutput.md)<[`SubQuestion`](../interfaces/SubQuestion.md)[]\>\>
#### Defined in
[QuestionGenerator.ts:32](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QuestionGenerator.ts#L32)
___
### prompt
**prompt**: [`SimplePrompt`](../modules.md#simpleprompt)
#### Defined in
[QuestionGenerator.ts:31](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QuestionGenerator.ts#L31)
## Methods
### generate
**generate**(`tools`, `query`): `Promise`<[`SubQuestion`](../interfaces/SubQuestion.md)[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `tools` | [`ToolMetadata`](../interfaces/ToolMetadata.md)[] |
| `query` | `string` |
#### Returns
`Promise`<[`SubQuestion`](../interfaces/SubQuestion.md)[]\>
#### Implementation of
[BaseQuestionGenerator](../interfaces/BaseQuestionGenerator.md).[generate](../interfaces/BaseQuestionGenerator.md#generate)
#### Defined in
[QuestionGenerator.ts:40](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QuestionGenerator.ts#L40)
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---
id: "ListIndex"
title: "Class: ListIndex"
sidebar_label: "ListIndex"
sidebar_position: 0
custom_edit_url: null
---
A ListIndex keeps nodes in a sequential list structure
## Hierarchy
- [`BaseIndex`](BaseIndex.md)<[`IndexList`](IndexList.md)\>
**`ListIndex`**
## Constructors
### constructor
**new ListIndex**(`init`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init` | [`BaseIndexInit`](../interfaces/BaseIndexInit.md)<[`IndexList`](IndexList.md)\> |
#### Overrides
[BaseIndex](BaseIndex.md).[constructor](BaseIndex.md#constructor)
#### Defined in
[indices/list/ListIndex.ts:47](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndex.ts#L47)
## Properties
### docStore
**docStore**: `BaseDocumentStore`
#### Inherited from
[BaseIndex](BaseIndex.md).[docStore](BaseIndex.md#docstore)
#### Defined in
[indices/BaseIndex.ts:125](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L125)
___
### indexStore
`Optional` **indexStore**: `BaseIndexStore`
#### Inherited from
[BaseIndex](BaseIndex.md).[indexStore](BaseIndex.md#indexstore)
#### Defined in
[indices/BaseIndex.ts:127](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L127)
___
### indexStruct
**indexStruct**: [`IndexList`](IndexList.md)
#### Inherited from
[BaseIndex](BaseIndex.md).[indexStruct](BaseIndex.md#indexstruct)
#### Defined in
[indices/BaseIndex.ts:128](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L128)
___
### serviceContext
**serviceContext**: [`ServiceContext`](../interfaces/ServiceContext.md)
#### Inherited from
[BaseIndex](BaseIndex.md).[serviceContext](BaseIndex.md#servicecontext)
#### Defined in
[indices/BaseIndex.ts:123](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L123)
___
### storageContext
**storageContext**: [`StorageContext`](../interfaces/StorageContext.md)
#### Inherited from
[BaseIndex](BaseIndex.md).[storageContext](BaseIndex.md#storagecontext)
#### Defined in
[indices/BaseIndex.ts:124](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L124)
___
### vectorStore
`Optional` **vectorStore**: [`VectorStore`](../interfaces/VectorStore.md)
#### Inherited from
[BaseIndex](BaseIndex.md).[vectorStore](BaseIndex.md#vectorstore)
#### Defined in
[indices/BaseIndex.ts:126](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L126)
## Methods
### asQueryEngine
**asQueryEngine**(`options?`): [`BaseQueryEngine`](../interfaces/BaseQueryEngine.md)
Create a new query engine from the index. It will also create a retriever
and response synthezier if they are not provided.
#### Parameters
| Name | Type | Description |
| :------ | :------ | :------ |
| `options?` | `Object` | you can supply your own custom Retriever and ResponseSynthesizer |
| `options.responseSynthesizer?` | [`ResponseSynthesizer`](ResponseSynthesizer.md) | - |
| `options.retriever?` | [`BaseRetriever`](../interfaces/BaseRetriever.md) | - |
#### Returns
[`BaseQueryEngine`](../interfaces/BaseQueryEngine.md)
#### Overrides
[BaseIndex](BaseIndex.md).[asQueryEngine](BaseIndex.md#asqueryengine)
#### Defined in
[indices/list/ListIndex.ts:155](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndex.ts#L155)
___
### asRetriever
**asRetriever**(`options?`): [`BaseRetriever`](../interfaces/BaseRetriever.md)
Create a new retriever from the index.
#### Parameters
| Name | Type |
| :------ | :------ |
| `options?` | `Object` |
| `options.mode` | [`ListRetrieverMode`](../enums/ListRetrieverMode.md) |
#### Returns
[`BaseRetriever`](../interfaces/BaseRetriever.md)
#### Overrides
[BaseIndex](BaseIndex.md).[asRetriever](BaseIndex.md#asretriever)
#### Defined in
[indices/list/ListIndex.ts:142](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndex.ts#L142)
___
### deleteNodes
**deleteNodes**(`nodeIds`, `deleteFromDocStore`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `nodeIds` | `string`[] |
| `deleteFromDocStore` | `boolean` |
#### Returns
`Promise`<`void`\>
#### Defined in
[indices/list/ListIndex.ts:216](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndex.ts#L216)
___
### deleteRefDoc
**deleteRefDoc**(`refDocId`, `deleteFromDocStore?`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `refDocId` | `string` |
| `deleteFromDocStore?` | `boolean` |
#### Returns
`Promise`<`void`\>
#### Overrides
[BaseIndex](BaseIndex.md).[deleteRefDoc](BaseIndex.md#deleterefdoc)
#### Defined in
[indices/list/ListIndex.ts:197](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndex.ts#L197)
___
### getRefDocInfo
**getRefDocInfo**(): `Promise`<`Record`<`string`, `RefDocInfo`\>\>
#### Returns
`Promise`<`Record`<`string`, `RefDocInfo`\>\>
#### Defined in
[indices/list/ListIndex.ts:230](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndex.ts#L230)
___
### insert
**insert**(`document`): `Promise`<`void`\>
Insert a document into the index.
#### Parameters
| Name | Type |
| :------ | :------ |
| `document` | [`Document`](Document.md) |
#### Returns
`Promise`<`void`\>
#### Inherited from
[BaseIndex](BaseIndex.md).[insert](BaseIndex.md#insert)
#### Defined in
[indices/BaseIndex.ts:159](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L159)
___
### insertNodes
**insertNodes**(`nodes`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `nodes` | [`BaseNode`](BaseNode.md)[] |
#### Returns
`Promise`<`void`\>
#### Overrides
[BaseIndex](BaseIndex.md).[insertNodes](BaseIndex.md#insertnodes)
#### Defined in
[indices/list/ListIndex.ts:191](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndex.ts#L191)
___
### buildIndexFromNodes
`Static` **buildIndexFromNodes**(`nodes`, `docStore`, `indexStruct?`): `Promise`<[`IndexList`](IndexList.md)\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `nodes` | [`BaseNode`](BaseNode.md)[] |
| `docStore` | `BaseDocumentStore` |
| `indexStruct?` | [`IndexList`](IndexList.md) |
#### Returns
`Promise`<[`IndexList`](IndexList.md)\>
#### Defined in
[indices/list/ListIndex.ts:176](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndex.ts#L176)
___
### fromDocuments
`Static` **fromDocuments**(`documents`, `args?`): `Promise`<[`ListIndex`](ListIndex.md)\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `documents` | [`Document`](Document.md)[] |
| `args` | `Object` |
| `args.serviceContext?` | [`ServiceContext`](../interfaces/ServiceContext.md) |
| `args.storageContext?` | [`StorageContext`](../interfaces/StorageContext.md) |
#### Returns
`Promise`<[`ListIndex`](ListIndex.md)\>
#### Defined in
[indices/list/ListIndex.ts:116](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndex.ts#L116)
___
### init
`Static` **init**(`options`): `Promise`<[`ListIndex`](ListIndex.md)\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `options` | `ListIndexOptions` |
#### Returns
`Promise`<[`ListIndex`](ListIndex.md)\>
#### Defined in
[indices/list/ListIndex.ts:51](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndex.ts#L51)
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---
id: "ListIndexLLMRetriever"
title: "Class: ListIndexLLMRetriever"
sidebar_label: "ListIndexLLMRetriever"
sidebar_position: 0
custom_edit_url: null
---
LLM retriever for ListIndex.
## Implements
- [`BaseRetriever`](../interfaces/BaseRetriever.md)
## Constructors
### constructor
**new ListIndexLLMRetriever**(`index`, `choiceSelectPrompt?`, `choiceBatchSize?`, `formatNodeBatchFn?`, `parseChoiceSelectAnswerFn?`, `serviceContext?`)
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `index` | [`ListIndex`](ListIndex.md) | `undefined` |
| `choiceSelectPrompt?` | [`SimplePrompt`](../modules.md#simpleprompt) | `undefined` |
| `choiceBatchSize` | `number` | `10` |
| `formatNodeBatchFn?` | `NodeFormatterFunction` | `undefined` |
| `parseChoiceSelectAnswerFn?` | `ChoiceSelectParserFunction` | `undefined` |
| `serviceContext?` | [`ServiceContext`](../interfaces/ServiceContext.md) | `undefined` |
#### Defined in
[indices/list/ListIndexRetriever.ts:64](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndexRetriever.ts#L64)
## Properties
### choiceBatchSize
**choiceBatchSize**: `number`
#### Defined in
[indices/list/ListIndexRetriever.ts:59](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndexRetriever.ts#L59)
___
### choiceSelectPrompt
**choiceSelectPrompt**: [`SimplePrompt`](../modules.md#simpleprompt)
#### Defined in
[indices/list/ListIndexRetriever.ts:58](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndexRetriever.ts#L58)
___
### formatNodeBatchFn
**formatNodeBatchFn**: `NodeFormatterFunction`
#### Defined in
[indices/list/ListIndexRetriever.ts:60](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndexRetriever.ts#L60)
___
### index
**index**: [`ListIndex`](ListIndex.md)
#### Defined in
[indices/list/ListIndexRetriever.ts:57](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndexRetriever.ts#L57)
___
### parseChoiceSelectAnswerFn
**parseChoiceSelectAnswerFn**: `ChoiceSelectParserFunction`
#### Defined in
[indices/list/ListIndexRetriever.ts:61](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndexRetriever.ts#L61)
___
### serviceContext
**serviceContext**: [`ServiceContext`](../interfaces/ServiceContext.md)
#### Defined in
[indices/list/ListIndexRetriever.ts:62](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndexRetriever.ts#L62)
## Methods
### getServiceContext
**getServiceContext**(): [`ServiceContext`](../interfaces/ServiceContext.md)
#### Returns
[`ServiceContext`](../interfaces/ServiceContext.md)
#### Implementation of
[BaseRetriever](../interfaces/BaseRetriever.md).[getServiceContext](../interfaces/BaseRetriever.md#getservicecontext)
#### Defined in
[indices/list/ListIndexRetriever.ts:127](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndexRetriever.ts#L127)
___
### retrieve
**retrieve**(`query`, `parentEvent?`): `Promise`<[`NodeWithScore`](../interfaces/NodeWithScore.md)[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `query` | `string` |
| `parentEvent?` | [`Event`](../interfaces/Event.md) |
#### Returns
`Promise`<[`NodeWithScore`](../interfaces/NodeWithScore.md)[]\>
#### Implementation of
[BaseRetriever](../interfaces/BaseRetriever.md).[retrieve](../interfaces/BaseRetriever.md#retrieve)
#### Defined in
[indices/list/ListIndexRetriever.ts:81](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndexRetriever.ts#L81)
@@ -0,0 +1,82 @@
---
id: "ListIndexRetriever"
title: "Class: ListIndexRetriever"
sidebar_label: "ListIndexRetriever"
sidebar_position: 0
custom_edit_url: null
---
Simple retriever for ListIndex that returns all nodes
## Implements
- [`BaseRetriever`](../interfaces/BaseRetriever.md)
## Constructors
### constructor
**new ListIndexRetriever**(`index`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `index` | [`ListIndex`](ListIndex.md) |
#### Defined in
[indices/list/ListIndexRetriever.ts:22](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndexRetriever.ts#L22)
## Properties
### index
**index**: [`ListIndex`](ListIndex.md)
#### Defined in
[indices/list/ListIndexRetriever.ts:20](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndexRetriever.ts#L20)
## Methods
### getServiceContext
**getServiceContext**(): [`ServiceContext`](../interfaces/ServiceContext.md)
#### Returns
[`ServiceContext`](../interfaces/ServiceContext.md)
#### Implementation of
[BaseRetriever](../interfaces/BaseRetriever.md).[getServiceContext](../interfaces/BaseRetriever.md#getservicecontext)
#### Defined in
[indices/list/ListIndexRetriever.ts:48](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndexRetriever.ts#L48)
___
### retrieve
**retrieve**(`query`, `parentEvent?`): `Promise`<[`NodeWithScore`](../interfaces/NodeWithScore.md)[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `query` | `string` |
| `parentEvent?` | [`Event`](../interfaces/Event.md) |
#### Returns
`Promise`<[`NodeWithScore`](../interfaces/NodeWithScore.md)[]\>
#### Implementation of
[BaseRetriever](../interfaces/BaseRetriever.md).[retrieve](../interfaces/BaseRetriever.md#retrieve)
#### Defined in
[indices/list/ListIndexRetriever.ts:26](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndexRetriever.ts#L26)
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---
id: "LlamaDeuce"
title: "Class: LlamaDeuce"
sidebar_label: "LlamaDeuce"
sidebar_position: 0
custom_edit_url: null
---
Llama2 LLM implementation
## Implements
- [`LLM`](../interfaces/LLM.md)
## Constructors
### constructor
**new LlamaDeuce**(`init?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init?` | `Partial`<[`LlamaDeuce`](LlamaDeuce.md)\> |
#### Defined in
[llm/LLM.ts:266](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L266)
## Properties
### chatStrategy
**chatStrategy**: [`DeuceChatStrategy`](../enums/DeuceChatStrategy.md)
#### Defined in
[llm/LLM.ts:260](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L260)
___
### maxTokens
`Optional` **maxTokens**: `number`
#### Defined in
[llm/LLM.ts:263](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L263)
___
### model
**model**: ``"Llama-2-70b-chat-old"`` \| ``"Llama-2-70b-chat-4bit"`` \| ``"Llama-2-13b-chat"`` \| ``"Llama-2-13b-chat-4bit"`` \| ``"Llama-2-7b-chat"`` \| ``"Llama-2-7b-chat-4bit"``
#### Defined in
[llm/LLM.ts:259](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L259)
___
### replicateSession
• **replicateSession**: `ReplicateSession`
#### Defined in
[llm/LLM.ts:264](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L264)
___
### temperature
• **temperature**: `number`
#### Defined in
[llm/LLM.ts:261](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L261)
___
### topP
• **topP**: `number`
#### Defined in
[llm/LLM.ts:262](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L262)
## Methods
### chat
▸ **chat**(`messages`, `_parentEvent?`): `Promise`<[`ChatResponse`](../interfaces/ChatResponse.md)\>
Get a chat response from the LLM
#### Parameters
| Name | Type |
| :------ | :------ |
| `messages` | [`ChatMessage`](../interfaces/ChatMessage.md)[] |
| `_parentEvent?` | [`Event`](../interfaces/Event.md) |
#### Returns
`Promise`<[`ChatResponse`](../interfaces/ChatResponse.md)\>
#### Implementation of
[LLM](../interfaces/LLM.md).[chat](../interfaces/LLM.md#chat)
#### Defined in
[llm/LLM.ts:385](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L385)
___
### complete
▸ **complete**(`prompt`, `parentEvent?`): `Promise`<[`ChatResponse`](../interfaces/ChatResponse.md)\>
Get a prompt completion from the LLM
#### Parameters
| Name | Type | Description |
| :------ | :------ | :------ |
| `prompt` | `string` | the prompt to complete |
| `parentEvent?` | [`Event`](../interfaces/Event.md) | - |
#### Returns
`Promise`<[`ChatResponse`](../interfaces/ChatResponse.md)\>
#### Implementation of
[LLM](../interfaces/LLM.md).[complete](../interfaces/LLM.md#complete)
#### Defined in
[llm/LLM.ts:422](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L422)
___
### mapMessageTypeA16Z
▸ **mapMessageTypeA16Z**(`messageType`): `string`
#### Parameters
| Name | Type |
| :------ | :------ |
| `messageType` | [`MessageType`](../modules.md#messagetype) |
#### Returns
`string`
#### Defined in
[llm/LLM.ts:309](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L309)
___
### mapMessagesToPrompt
▸ **mapMessagesToPrompt**(`messages`): `Object`
#### Parameters
| Name | Type |
| :------ | :------ |
| `messages` | [`ChatMessage`](../interfaces/ChatMessage.md)[] |
#### Returns
`Object`
| Name | Type |
| :------ | :------ |
| `prompt` | `string` |
| `systemPrompt` | `undefined` \| `string` |
#### Defined in
[llm/LLM.ts:281](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L281)
___
### mapMessagesToPromptA16Z
▸ **mapMessagesToPromptA16Z**(`messages`): `Object`
#### Parameters
| Name | Type |
| :------ | :------ |
| `messages` | [`ChatMessage`](../interfaces/ChatMessage.md)[] |
#### Returns
`Object`
| Name | Type |
| :------ | :------ |
| `prompt` | `string` |
| `systemPrompt` | `undefined` |
#### Defined in
[llm/LLM.ts:295](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L295)
___
### mapMessagesToPromptMeta
▸ **mapMessagesToPromptMeta**(`messages`, `opts?`): `Object`
#### Parameters
| Name | Type |
| :------ | :------ |
| `messages` | [`ChatMessage`](../interfaces/ChatMessage.md)[] |
| `opts?` | `Object` |
| `opts.replicate4Bit?` | `boolean` |
| `opts.withBos?` | `boolean` |
#### Returns
`Object`
| Name | Type |
| :------ | :------ |
| `prompt` | `string` |
| `systemPrompt` | `undefined` \| `string` |
#### Defined in
[llm/LLM.ts:322](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L322)
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---
id: "OpenAI"
title: "Class: OpenAI"
sidebar_label: "OpenAI"
sidebar_position: 0
custom_edit_url: null
---
OpenAI LLM implementation
## Implements
- [`LLM`](../interfaces/LLM.md)
## Constructors
### constructor
**new OpenAI**(`init?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init?` | `Partial`<[`OpenAI`](OpenAI.md)\> & { `azure?`: `AzureOpenAIConfig` } |
#### Defined in
[llm/LLM.ts:94](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L94)
## Properties
### apiKey
`Optional` **apiKey**: `string` = `undefined`
#### Defined in
[llm/LLM.ts:87](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L87)
___
### callbackManager
`Optional` **callbackManager**: [`CallbackManager`](CallbackManager.md)
#### Defined in
[llm/LLM.ts:92](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L92)
___
### maxRetries
**maxRetries**: `number`
#### Defined in
[llm/LLM.ts:88](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L88)
___
### maxTokens
`Optional` **maxTokens**: `number`
#### Defined in
[llm/LLM.ts:84](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L84)
___
### model
**model**: ``"gpt-3.5-turbo"`` \| ``"gpt-3.5-turbo-16k"`` \| ``"gpt-4"`` \| ``"gpt-4-32k"``
#### Defined in
[llm/LLM.ts:81](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L81)
___
### session
• **session**: `OpenAISession`
#### Defined in
[llm/LLM.ts:90](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L90)
___
### temperature
• **temperature**: `number`
#### Defined in
[llm/LLM.ts:82](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L82)
___
### timeout
• `Optional` **timeout**: `number`
#### Defined in
[llm/LLM.ts:89](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L89)
___
### topP
• **topP**: `number`
#### Defined in
[llm/LLM.ts:83](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L83)
## Methods
### chat
▸ **chat**(`messages`, `parentEvent?`): `Promise`<[`ChatResponse`](../interfaces/ChatResponse.md)\>
Get a chat response from the LLM
#### Parameters
| Name | Type |
| :------ | :------ |
| `messages` | [`ChatMessage`](../interfaces/ChatMessage.md)[] |
| `parentEvent?` | [`Event`](../interfaces/Event.md) |
#### Returns
`Promise`<[`ChatResponse`](../interfaces/ChatResponse.md)\>
#### Implementation of
[LLM](../interfaces/LLM.md).[chat](../interfaces/LLM.md#chat)
#### Defined in
[llm/LLM.ts:157](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L157)
___
### complete
▸ **complete**(`prompt`, `parentEvent?`): `Promise`<[`ChatResponse`](../interfaces/ChatResponse.md)\>
Get a prompt completion from the LLM
#### Parameters
| Name | Type | Description |
| :------ | :------ | :------ |
| `prompt` | `string` | the prompt to complete |
| `parentEvent?` | [`Event`](../interfaces/Event.md) | - |
#### Returns
`Promise`<[`ChatResponse`](../interfaces/ChatResponse.md)\>
#### Implementation of
[LLM](../interfaces/LLM.md).[complete](../interfaces/LLM.md#complete)
#### Defined in
[llm/LLM.ts:197](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L197)
___
### mapMessageType
▸ **mapMessageType**(`messageType`): ``"function"`` \| ``"user"`` \| ``"assistant"`` \| ``"system"``
#### Parameters
| Name | Type |
| :------ | :------ |
| `messageType` | [`MessageType`](../modules.md#messagetype) |
#### Returns
``"function"`` \| ``"user"`` \| ``"assistant"`` \| ``"system"``
#### Defined in
[llm/LLM.ts:140](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L140)
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---
id: "OpenAIEmbedding"
title: "Class: OpenAIEmbedding"
sidebar_label: "OpenAIEmbedding"
sidebar_position: 0
custom_edit_url: null
---
## Hierarchy
- [`BaseEmbedding`](BaseEmbedding.md)
**`OpenAIEmbedding`**
## Constructors
### constructor
**new OpenAIEmbedding**(`init?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init?` | `Partial`<[`OpenAIEmbedding`](OpenAIEmbedding.md)\> & { `azure?`: `AzureOpenAIConfig` } |
#### Overrides
[BaseEmbedding](BaseEmbedding.md).[constructor](BaseEmbedding.md#constructor)
#### Defined in
[Embedding.ts:229](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L229)
## Properties
### apiKey
`Optional` **apiKey**: `string` = `undefined`
#### Defined in
[Embedding.ts:224](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L224)
___
### maxRetries
**maxRetries**: `number`
#### Defined in
[Embedding.ts:225](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L225)
___
### model
**model**: `TEXT_EMBED_ADA_002`
#### Defined in
[Embedding.ts:221](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L221)
___
### session
**session**: `OpenAISession`
#### Defined in
[Embedding.ts:227](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L227)
___
### timeout
`Optional` **timeout**: `number`
#### Defined in
[Embedding.ts:226](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L226)
## Methods
### getOpenAIEmbedding
`Private` **getOpenAIEmbedding**(`input`): `Promise`<`number`[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `input` | `string` |
#### Returns
`Promise`<`number`[]\>
#### Defined in
[Embedding.ts:270](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L270)
___
### getQueryEmbedding
**getQueryEmbedding**(`query`): `Promise`<`number`[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `query` | `string` |
#### Returns
`Promise`<`number`[]\>
#### Overrides
[BaseEmbedding](BaseEmbedding.md).[getQueryEmbedding](BaseEmbedding.md#getqueryembedding)
#### Defined in
[Embedding.ts:286](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L286)
___
### getTextEmbedding
**getTextEmbedding**(`text`): `Promise`<`number`[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `text` | `string` |
#### Returns
`Promise`<`number`[]\>
#### Overrides
[BaseEmbedding](BaseEmbedding.md).[getTextEmbedding](BaseEmbedding.md#gettextembedding)
#### Defined in
[Embedding.ts:282](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L282)
___
### similarity
**similarity**(`embedding1`, `embedding2`, `mode?`): `number`
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `embedding1` | `number`[] | `undefined` |
| `embedding2` | `number`[] | `undefined` |
| `mode` | [`SimilarityType`](../enums/SimilarityType.md) | `SimilarityType.DEFAULT` |
#### Returns
`number`
#### Inherited from
[BaseEmbedding](BaseEmbedding.md).[similarity](BaseEmbedding.md#similarity)
#### Defined in
[Embedding.ts:204](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L204)
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---
id: "PDFReader"
title: "Class: PDFReader"
sidebar_label: "PDFReader"
sidebar_position: 0
custom_edit_url: null
---
Read the text of a PDF
## Implements
- [`BaseReader`](../interfaces/BaseReader.md)
## Constructors
### constructor
**new PDFReader**()
## Methods
### loadData
**loadData**(`file`, `fs?`): `Promise`<[`Document`](Document.md)[]\>
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `file` | `string` | `undefined` |
| `fs` | [`GenericFileSystem`](../interfaces/GenericFileSystem.md) | `DEFAULT_FS` |
#### Returns
`Promise`<[`Document`](Document.md)[]\>
#### Implementation of
[BaseReader](../interfaces/BaseReader.md).[loadData](../interfaces/BaseReader.md#loaddata)
#### Defined in
[readers/PDFReader.ts:11](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/readers/PDFReader.ts#L11)
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---
id: "Refine"
title: "Class: Refine"
sidebar_label: "Refine"
sidebar_position: 0
custom_edit_url: null
---
A response builder that uses the query to ask the LLM generate a better response using multiple text chunks.
## Hierarchy
- **`Refine`**
↳ [`CompactAndRefine`](CompactAndRefine.md)
## Implements
- `BaseResponseBuilder`
## Constructors
### constructor
**new Refine**(`serviceContext`, `textQATemplate?`, `refineTemplate?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `serviceContext` | [`ServiceContext`](../interfaces/ServiceContext.md) |
| `textQATemplate?` | [`SimplePrompt`](../modules.md#simpleprompt) |
| `refineTemplate?` | [`SimplePrompt`](../modules.md#simpleprompt) |
#### Defined in
[ResponseSynthesizer.ts:78](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L78)
## Properties
### refineTemplate
**refineTemplate**: [`SimplePrompt`](../modules.md#simpleprompt)
#### Defined in
[ResponseSynthesizer.ts:76](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L76)
___
### serviceContext
**serviceContext**: [`ServiceContext`](../interfaces/ServiceContext.md)
#### Defined in
[ResponseSynthesizer.ts:74](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L74)
___
### textQATemplate
**textQATemplate**: [`SimplePrompt`](../modules.md#simpleprompt)
#### Defined in
[ResponseSynthesizer.ts:75](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L75)
## Methods
### getResponse
**getResponse**(`query`, `textChunks`, `parentEvent?`, `prevResponse?`): `Promise`<`string`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `query` | `string` |
| `textChunks` | `string`[] |
| `parentEvent?` | [`Event`](../interfaces/Event.md) |
| `prevResponse?` | `string` |
#### Returns
`Promise`<`string`\>
#### Implementation of
BaseResponseBuilder.getResponse
#### Defined in
[ResponseSynthesizer.ts:88](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L88)
___
### giveResponseSingle
`Private` **giveResponseSingle**(`queryStr`, `textChunk`, `parentEvent?`): `Promise`<`string`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `queryStr` | `string` |
| `textChunk` | `string` |
| `parentEvent?` | [`Event`](../interfaces/Event.md) |
#### Returns
`Promise`<`string`\>
#### Defined in
[ResponseSynthesizer.ts:113](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L113)
___
### refineResponseSingle
`Private` **refineResponseSingle**(`response`, `queryStr`, `textChunk`, `parentEvent?`): `Promise`<`string`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `response` | `string` |
| `queryStr` | `string` |
| `textChunk` | `string` |
| `parentEvent?` | [`Event`](../interfaces/Event.md) |
#### Returns
`Promise`<`string`\>
#### Defined in
[ResponseSynthesizer.ts:149](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L149)
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---
id: "Response"
title: "Class: Response"
sidebar_label: "Response"
sidebar_position: 0
custom_edit_url: null
---
Respone is the output of a LLM
## Constructors
### constructor
**new Response**(`response`, `sourceNodes?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `response` | `string` |
| `sourceNodes?` | [`BaseNode`](BaseNode.md)[] |
#### Defined in
[Response.ts:10](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Response.ts#L10)
## Properties
### response
**response**: `string`
#### Defined in
[Response.ts:7](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Response.ts#L7)
___
### sourceNodes
`Optional` **sourceNodes**: [`BaseNode`](BaseNode.md)[]
#### Defined in
[Response.ts:8](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Response.ts#L8)
## Methods
### getFormattedSources
**getFormattedSources**(): `void`
#### Returns
`void`
#### Defined in
[Response.ts:15](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Response.ts#L15)
___
### toString
**toString**(): `string`
#### Returns
`string`
#### Defined in
[Response.ts:19](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Response.ts#L19)
@@ -0,0 +1,69 @@
---
id: "ResponseSynthesizer"
title: "Class: ResponseSynthesizer"
sidebar_label: "ResponseSynthesizer"
sidebar_position: 0
custom_edit_url: null
---
A ResponseSynthesizer is used to generate a response from a query and a list of nodes.
## Constructors
### constructor
**new ResponseSynthesizer**(`«destructured»?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `«destructured»` | `Object` |
|  `responseBuilder?` | `BaseResponseBuilder` |
|  `serviceContext?` | [`ServiceContext`](../interfaces/ServiceContext.md) |
#### Defined in
[ResponseSynthesizer.ts:285](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L285)
## Properties
### responseBuilder
**responseBuilder**: `BaseResponseBuilder`
#### Defined in
[ResponseSynthesizer.ts:282](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L282)
___
### serviceContext
**serviceContext**: [`ServiceContext`](../interfaces/ServiceContext.md)
#### Defined in
[ResponseSynthesizer.ts:283](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L283)
## Methods
### synthesize
**synthesize**(`query`, `nodes`, `parentEvent?`): `Promise`<[`Response`](Response.md)\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `query` | `string` |
| `nodes` | [`NodeWithScore`](../interfaces/NodeWithScore.md)[] |
| `parentEvent?` | [`Event`](../interfaces/Event.md) |
#### Returns
`Promise`<[`Response`](Response.md)\>
#### Defined in
[ResponseSynthesizer.ts:297](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L297)
@@ -0,0 +1,77 @@
---
id: "RetrieverQueryEngine"
title: "Class: RetrieverQueryEngine"
sidebar_label: "RetrieverQueryEngine"
sidebar_position: 0
custom_edit_url: null
---
A query engine that uses a retriever to query an index and then synthesizes the response.
## Implements
- [`BaseQueryEngine`](../interfaces/BaseQueryEngine.md)
## Constructors
### constructor
**new RetrieverQueryEngine**(`retriever`, `responseSynthesizer?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `retriever` | [`BaseRetriever`](../interfaces/BaseRetriever.md) |
| `responseSynthesizer?` | [`ResponseSynthesizer`](ResponseSynthesizer.md) |
#### Defined in
[QueryEngine.ts:34](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QueryEngine.ts#L34)
## Properties
### responseSynthesizer
**responseSynthesizer**: [`ResponseSynthesizer`](ResponseSynthesizer.md)
#### Defined in
[QueryEngine.ts:32](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QueryEngine.ts#L32)
___
### retriever
**retriever**: [`BaseRetriever`](../interfaces/BaseRetriever.md)
#### Defined in
[QueryEngine.ts:31](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QueryEngine.ts#L31)
## Methods
### query
**query**(`query`, `parentEvent?`): `Promise`<[`Response`](Response.md)\>
Query the query engine and get a response.
#### Parameters
| Name | Type |
| :------ | :------ |
| `query` | `string` |
| `parentEvent?` | [`Event`](../interfaces/Event.md) |
#### Returns
`Promise`<[`Response`](Response.md)\>
#### Implementation of
[BaseQueryEngine](../interfaces/BaseQueryEngine.md).[query](../interfaces/BaseQueryEngine.md#query)
#### Defined in
[QueryEngine.ts:45](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QueryEngine.ts#L45)
@@ -0,0 +1,238 @@
---
id: "SentenceSplitter"
title: "Class: SentenceSplitter"
sidebar_label: "SentenceSplitter"
sidebar_position: 0
custom_edit_url: null
---
SentenceSplitter is our default text splitter that supports splitting into sentences, paragraphs, or fixed length chunks with overlap.
One of the advantages of SentenceSplitter is that even in the fixed length chunks it will try to keep sentences together.
## Constructors
### constructor
**new SentenceSplitter**(`chunkSize?`, `chunkOverlap?`, `tokenizer?`, `tokenizerDecoder?`, `paragraphSeparator?`, `chunkingTokenizerFn?`)
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `chunkSize` | `number` | `DEFAULT_CHUNK_SIZE` |
| `chunkOverlap` | `number` | `DEFAULT_CHUNK_OVERLAP` |
| `tokenizer` | `any` | `null` |
| `tokenizerDecoder` | `any` | `null` |
| `paragraphSeparator` | `string` | `"\n\n\n"` |
| `chunkingTokenizerFn` | `any` | `undefined` |
#### Defined in
[TextSplitter.ts:35](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/TextSplitter.ts#L35)
## Properties
### chunkOverlap
`Private` **chunkOverlap**: `number`
#### Defined in
[TextSplitter.ts:28](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/TextSplitter.ts#L28)
___
### chunkSize
`Private` **chunkSize**: `number`
#### Defined in
[TextSplitter.ts:27](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/TextSplitter.ts#L27)
___
### chunkingTokenizerFn
`Private` **chunkingTokenizerFn**: `any`
#### Defined in
[TextSplitter.ts:32](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/TextSplitter.ts#L32)
___
### paragraphSeparator
`Private` **paragraphSeparator**: `string`
#### Defined in
[TextSplitter.ts:31](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/TextSplitter.ts#L31)
___
### tokenizer
`Private` **tokenizer**: `any`
#### Defined in
[TextSplitter.ts:29](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/TextSplitter.ts#L29)
___
### tokenizerDecoder
`Private` **tokenizerDecoder**: `any`
#### Defined in
[TextSplitter.ts:30](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/TextSplitter.ts#L30)
## Methods
### combineTextSplits
**combineTextSplits**(`newSentenceSplits`, `effectiveChunkSize`): `TextSplit`[]
#### Parameters
| Name | Type |
| :------ | :------ |
| `newSentenceSplits` | `SplitRep`[] |
| `effectiveChunkSize` | `number` |
#### Returns
`TextSplit`[]
#### Defined in
[TextSplitter.ts:155](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/TextSplitter.ts#L155)
___
### getEffectiveChunkSize
`Private` **getEffectiveChunkSize**(`extraInfoStr?`): `number`
#### Parameters
| Name | Type |
| :------ | :------ |
| `extraInfoStr?` | `string` |
#### Returns
`number`
#### Defined in
[TextSplitter.ts:74](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/TextSplitter.ts#L74)
___
### getParagraphSplits
**getParagraphSplits**(`text`, `effectiveChunkSize?`): `string`[]
#### Parameters
| Name | Type |
| :------ | :------ |
| `text` | `string` |
| `effectiveChunkSize?` | `number` |
#### Returns
`string`[]
#### Defined in
[TextSplitter.ts:91](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/TextSplitter.ts#L91)
___
### getSentenceSplits
**getSentenceSplits**(`text`, `effectiveChunkSize?`): `string`[]
#### Parameters
| Name | Type |
| :------ | :------ |
| `text` | `string` |
| `effectiveChunkSize?` | `number` |
#### Returns
`string`[]
#### Defined in
[TextSplitter.ts:117](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/TextSplitter.ts#L117)
___
### processSentenceSplits
`Private` **processSentenceSplits**(`sentenceSplits`, `effectiveChunkSize`): `SplitRep`[]
#### Parameters
| Name | Type |
| :------ | :------ |
| `sentenceSplits` | `string`[] |
| `effectiveChunkSize` | `number` |
#### Returns
`SplitRep`[]
#### Defined in
[TextSplitter.ts:130](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/TextSplitter.ts#L130)
___
### splitText
**splitText**(`text`, `extraInfoStr?`): `string`[]
#### Parameters
| Name | Type |
| :------ | :------ |
| `text` | `string` |
| `extraInfoStr?` | `string` |
#### Returns
`string`[]
#### Defined in
[TextSplitter.ts:247](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/TextSplitter.ts#L247)
___
### splitTextWithOverlaps
**splitTextWithOverlaps**(`text`, `extraInfoStr?`): `TextSplit`[]
#### Parameters
| Name | Type |
| :------ | :------ |
| `text` | `string` |
| `extraInfoStr?` | `string` |
#### Returns
`TextSplit`[]
#### Defined in
[TextSplitter.ts:219](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/TextSplitter.ts#L219)
@@ -0,0 +1,96 @@
---
id: "SimpleChatEngine"
title: "Class: SimpleChatEngine"
sidebar_label: "SimpleChatEngine"
sidebar_position: 0
custom_edit_url: null
---
SimpleChatEngine is the simplest possible chat engine. Useful for using your own custom prompts.
## Implements
- [`ChatEngine`](../interfaces/ChatEngine.md)
## Constructors
### constructor
**new SimpleChatEngine**(`init?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init?` | `Partial`<[`SimpleChatEngine`](SimpleChatEngine.md)\> |
#### Defined in
[ChatEngine.ts:40](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L40)
## Properties
### chatHistory
**chatHistory**: [`ChatMessage`](../interfaces/ChatMessage.md)[]
#### Defined in
[ChatEngine.ts:37](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L37)
___
### llm
**llm**: [`LLM`](../interfaces/LLM.md)
#### Defined in
[ChatEngine.ts:38](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L38)
## Methods
### chat
**chat**(`message`, `chatHistory?`): `Promise`<[`Response`](Response.md)\>
Send message along with the class's current chat history to the LLM.
#### Parameters
| Name | Type | Description |
| :------ | :------ | :------ |
| `message` | `string` | |
| `chatHistory?` | [`ChatMessage`](../interfaces/ChatMessage.md)[] | optional chat history if you want to customize the chat history |
#### Returns
`Promise`<[`Response`](Response.md)\>
#### Implementation of
[ChatEngine](../interfaces/ChatEngine.md).[chat](../interfaces/ChatEngine.md#chat)
#### Defined in
[ChatEngine.ts:45](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L45)
___
### reset
**reset**(): `void`
Resets the chat history so that it's empty.
#### Returns
`void`
#### Implementation of
[ChatEngine](../interfaces/ChatEngine.md).[reset](../interfaces/ChatEngine.md#reset)
#### Defined in
[ChatEngine.ts:54](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L54)
@@ -0,0 +1,43 @@
---
id: "SimpleDirectoryReader"
title: "Class: SimpleDirectoryReader"
sidebar_label: "SimpleDirectoryReader"
sidebar_position: 0
custom_edit_url: null
---
Read all of the documents in a directory. Currently supports PDF and TXT files.
## Implements
- [`BaseReader`](../interfaces/BaseReader.md)
## Constructors
### constructor
**new SimpleDirectoryReader**()
## Methods
### loadData
**loadData**(`«destructured»`): `Promise`<[`Document`](Document.md)[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `«destructured»` | [`SimpleDirectoryReaderLoadDataProps`](../modules.md#simpledirectoryreaderloaddataprops) |
#### Returns
`Promise`<[`Document`](Document.md)[]\>
#### Implementation of
[BaseReader](../interfaces/BaseReader.md).[loadData](../interfaces/BaseReader.md#loaddata)
#### Defined in
[readers/SimpleDirectoryReader.ts:37](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/readers/SimpleDirectoryReader.ts#L37)
@@ -0,0 +1,480 @@
---
id: "SimpleDocumentStore"
title: "Class: SimpleDocumentStore"
sidebar_label: "SimpleDocumentStore"
sidebar_position: 0
custom_edit_url: null
---
## Hierarchy
- `KVDocumentStore`
**`SimpleDocumentStore`**
## Constructors
### constructor
**new SimpleDocumentStore**(`kvStore?`, `namespace?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `kvStore?` | `SimpleKVStore` |
| `namespace?` | `string` |
#### Overrides
KVDocumentStore.constructor
#### Defined in
[storage/docStore/SimpleDocumentStore.ts:19](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/SimpleDocumentStore.ts#L19)
## Properties
### kvStore
`Private` **kvStore**: `SimpleKVStore`
#### Defined in
[storage/docStore/SimpleDocumentStore.ts:17](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/SimpleDocumentStore.ts#L17)
## Methods
### addDocuments
**addDocuments**(`docs`, `allowUpdate?`): `Promise`<`void`\>
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `docs` | [`BaseNode`](BaseNode.md)[] | `undefined` |
| `allowUpdate` | `boolean` | `true` |
#### Returns
`Promise`<`void`\>
#### Inherited from
KVDocumentStore.addDocuments
#### Defined in
[storage/docStore/KVDocumentStore.ts:33](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/KVDocumentStore.ts#L33)
___
### deleteDocument
**deleteDocument**(`docId`, `raiseError?`, `removeRefDocNode?`): `Promise`<`void`\>
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `docId` | `string` | `undefined` |
| `raiseError` | `boolean` | `true` |
| `removeRefDocNode` | `boolean` | `true` |
#### Returns
`Promise`<`void`\>
#### Inherited from
KVDocumentStore.deleteDocument
#### Defined in
[storage/docStore/KVDocumentStore.ts:131](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/KVDocumentStore.ts#L131)
___
### deleteRefDoc
**deleteRefDoc**(`refDocId`, `raiseError?`): `Promise`<`void`\>
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `refDocId` | `string` | `undefined` |
| `raiseError` | `boolean` | `true` |
#### Returns
`Promise`<`void`\>
#### Inherited from
KVDocumentStore.deleteRefDoc
#### Defined in
[storage/docStore/KVDocumentStore.ts:148](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/KVDocumentStore.ts#L148)
___
### docs
**docs**(): `Promise`<`Record`<`string`, [`BaseNode`](BaseNode.md)\>\>
#### Returns
`Promise`<`Record`<`string`, [`BaseNode`](BaseNode.md)\>\>
#### Inherited from
KVDocumentStore.docs
#### Defined in
[storage/docStore/KVDocumentStore.ts:24](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/KVDocumentStore.ts#L24)
___
### documentExists
**documentExists**(`docId`): `Promise`<`boolean`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `docId` | `string` |
#### Returns
`Promise`<`boolean`\>
#### Inherited from
KVDocumentStore.documentExists
#### Defined in
[storage/docStore/KVDocumentStore.ts:105](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/KVDocumentStore.ts#L105)
___
### getAllRefDocInfo
**getAllRefDocInfo**(): `Promise`<`undefined` \| `Record`<`string`, `RefDocInfo`\>\>
#### Returns
`Promise`<`undefined` \| `Record`<`string`, `RefDocInfo`\>\>
#### Inherited from
KVDocumentStore.getAllRefDocInfo
#### Defined in
[storage/docStore/KVDocumentStore.ts:93](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/KVDocumentStore.ts#L93)
___
### getDocument
**getDocument**(`docId`, `raiseError?`): `Promise`<`undefined` \| [`BaseNode`](BaseNode.md)\>
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `docId` | `string` | `undefined` |
| `raiseError` | `boolean` | `true` |
#### Returns
`Promise`<`undefined` \| [`BaseNode`](BaseNode.md)\>
#### Inherited from
KVDocumentStore.getDocument
#### Defined in
[storage/docStore/KVDocumentStore.ts:73](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/KVDocumentStore.ts#L73)
___
### getDocumentHash
**getDocumentHash**(`docId`): `Promise`<`undefined` \| `string`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `docId` | `string` |
#### Returns
`Promise`<`undefined` \| `string`\>
#### Inherited from
KVDocumentStore.getDocumentHash
#### Defined in
[storage/docStore/KVDocumentStore.ts:174](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/KVDocumentStore.ts#L174)
___
### getNode
**getNode**(`nodeId`, `raiseError?`): `Promise`<[`BaseNode`](BaseNode.md)\>
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `nodeId` | `string` | `undefined` |
| `raiseError` | `boolean` | `true` |
#### Returns
`Promise`<[`BaseNode`](BaseNode.md)\>
#### Inherited from
KVDocumentStore.getNode
#### Defined in
[storage/docStore/types.ts:57](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/types.ts#L57)
___
### getNodeDict
**getNodeDict**(`nodeIdDict`): `Promise`<`Record`<`number`, [`BaseNode`](BaseNode.md)\>\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `nodeIdDict` | `Object` |
#### Returns
`Promise`<`Record`<`number`, [`BaseNode`](BaseNode.md)\>\>
#### Inherited from
KVDocumentStore.getNodeDict
#### Defined in
[storage/docStore/types.ts:65](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/types.ts#L65)
___
### getNodes
**getNodes**(`nodeIds`, `raiseError?`): `Promise`<[`BaseNode`](BaseNode.md)[]\>
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `nodeIds` | `string`[] | `undefined` |
| `raiseError` | `boolean` | `true` |
#### Returns
`Promise`<[`BaseNode`](BaseNode.md)[]\>
#### Inherited from
KVDocumentStore.getNodes
#### Defined in
[storage/docStore/types.ts:51](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/types.ts#L51)
___
### getRefDocInfo
**getRefDocInfo**(`refDocId`): `Promise`<`undefined` \| `RefDocInfo`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `refDocId` | `string` |
#### Returns
`Promise`<`undefined` \| `RefDocInfo`\>
#### Inherited from
KVDocumentStore.getRefDocInfo
#### Defined in
[storage/docStore/KVDocumentStore.ts:88](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/KVDocumentStore.ts#L88)
___
### persist
**persist**(`persistPath?`, `fs?`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `persistPath` | `string` |
| `fs?` | [`GenericFileSystem`](../interfaces/GenericFileSystem.md) |
#### Returns
`Promise`<`void`\>
#### Overrides
KVDocumentStore.persist
#### Defined in
[storage/docStore/SimpleDocumentStore.ts:52](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/SimpleDocumentStore.ts#L52)
___
### refDocExists
**refDocExists**(`refDocId`): `Promise`<`boolean`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `refDocId` | `string` |
#### Returns
`Promise`<`boolean`\>
#### Inherited from
KVDocumentStore.refDocExists
#### Defined in
[storage/docStore/KVDocumentStore.ts:101](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/KVDocumentStore.ts#L101)
___
### setDocumentHash
**setDocumentHash**(`docId`, `docHash`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `docId` | `string` |
| `docHash` | `string` |
#### Returns
`Promise`<`void`\>
#### Inherited from
KVDocumentStore.setDocumentHash
#### Defined in
[storage/docStore/KVDocumentStore.ts:169](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/KVDocumentStore.ts#L169)
___
### toDict
**toDict**(): `SaveDict`
#### Returns
`SaveDict`
#### Defined in
[storage/docStore/SimpleDocumentStore.ts:73](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/SimpleDocumentStore.ts#L73)
___
### fromDict
`Static` **fromDict**(`saveDict`, `namespace?`): [`SimpleDocumentStore`](SimpleDocumentStore.md)
#### Parameters
| Name | Type |
| :------ | :------ |
| `saveDict` | `SaveDict` |
| `namespace?` | `string` |
#### Returns
[`SimpleDocumentStore`](SimpleDocumentStore.md)
#### Defined in
[storage/docStore/SimpleDocumentStore.ts:68](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/SimpleDocumentStore.ts#L68)
___
### fromPersistDir
`Static` **fromPersistDir**(`persistDir?`, `namespace?`, `fsModule?`): `Promise`<[`SimpleDocumentStore`](SimpleDocumentStore.md)\>
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `persistDir` | `string` | `DEFAULT_PERSIST_DIR` |
| `namespace?` | `string` | `undefined` |
| `fsModule?` | [`GenericFileSystem`](../interfaces/GenericFileSystem.md) | `undefined` |
#### Returns
`Promise`<[`SimpleDocumentStore`](SimpleDocumentStore.md)\>
#### Defined in
[storage/docStore/SimpleDocumentStore.ts:26](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/SimpleDocumentStore.ts#L26)
___
### fromPersistPath
`Static` **fromPersistPath**(`persistPath`, `namespace?`, `fs?`): `Promise`<[`SimpleDocumentStore`](SimpleDocumentStore.md)\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `persistPath` | `string` |
| `namespace?` | `string` |
| `fs?` | [`GenericFileSystem`](../interfaces/GenericFileSystem.md) |
#### Returns
`Promise`<[`SimpleDocumentStore`](SimpleDocumentStore.md)\>
#### Defined in
[storage/docStore/SimpleDocumentStore.ts:42](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/docStore/SimpleDocumentStore.ts#L42)
@@ -0,0 +1,234 @@
---
id: "SimpleIndexStore"
title: "Class: SimpleIndexStore"
sidebar_label: "SimpleIndexStore"
sidebar_position: 0
custom_edit_url: null
---
## Hierarchy
- `KVIndexStore`
**`SimpleIndexStore`**
## Constructors
### constructor
**new SimpleIndexStore**(`kvStore?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `kvStore?` | `BaseInMemoryKVStore` |
#### Overrides
KVIndexStore.constructor
#### Defined in
[storage/indexStore/SimpleIndexStore.ts:16](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/indexStore/SimpleIndexStore.ts#L16)
## Properties
### kvStore
`Private` **kvStore**: `BaseInMemoryKVStore`
#### Defined in
[storage/indexStore/SimpleIndexStore.ts:14](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/indexStore/SimpleIndexStore.ts#L14)
## Methods
### addIndexStruct
**addIndexStruct**(`indexStruct`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `indexStruct` | [`IndexStruct`](IndexStruct.md) |
#### Returns
`Promise`<`void`\>
#### Inherited from
KVIndexStore.addIndexStruct
#### Defined in
[storage/indexStore/KVIndexStore.ts:17](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/indexStore/KVIndexStore.ts#L17)
___
### deleteIndexStruct
**deleteIndexStruct**(`key`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `key` | `string` |
#### Returns
`Promise`<`void`\>
#### Inherited from
KVIndexStore.deleteIndexStruct
#### Defined in
[storage/indexStore/KVIndexStore.ts:23](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/indexStore/KVIndexStore.ts#L23)
___
### getIndexStruct
**getIndexStruct**(`structId?`): `Promise`<`undefined` \| [`IndexStruct`](IndexStruct.md)\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `structId?` | `string` |
#### Returns
`Promise`<`undefined` \| [`IndexStruct`](IndexStruct.md)\>
#### Inherited from
KVIndexStore.getIndexStruct
#### Defined in
[storage/indexStore/KVIndexStore.ts:27](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/indexStore/KVIndexStore.ts#L27)
___
### getIndexStructs
**getIndexStructs**(): `Promise`<[`IndexStruct`](IndexStruct.md)[]\>
#### Returns
`Promise`<[`IndexStruct`](IndexStruct.md)[]\>
#### Inherited from
KVIndexStore.getIndexStructs
#### Defined in
[storage/indexStore/KVIndexStore.ts:43](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/indexStore/KVIndexStore.ts#L43)
___
### persist
**persist**(`persistPath?`, `fs?`): `Promise`<`void`\>
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `persistPath` | `string` | `DEFAULT_PERSIST_DIR` |
| `fs` | [`GenericFileSystem`](../interfaces/GenericFileSystem.md) | `DEFAULT_FS` |
#### Returns
`Promise`<`void`\>
#### Overrides
KVIndexStore.persist
#### Defined in
[storage/indexStore/SimpleIndexStore.ts:41](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/indexStore/SimpleIndexStore.ts#L41)
___
### toDict
**toDict**(): `Record`<`string`, `unknown`\>
#### Returns
`Record`<`string`, `unknown`\>
#### Defined in
[storage/indexStore/SimpleIndexStore.ts:53](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/indexStore/SimpleIndexStore.ts#L53)
___
### fromDict
`Static` **fromDict**(`saveDict`): [`SimpleIndexStore`](SimpleIndexStore.md)
#### Parameters
| Name | Type |
| :------ | :------ |
| `saveDict` | `DataType` |
#### Returns
[`SimpleIndexStore`](SimpleIndexStore.md)
#### Defined in
[storage/indexStore/SimpleIndexStore.ts:48](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/indexStore/SimpleIndexStore.ts#L48)
___
### fromPersistDir
`Static` **fromPersistDir**(`persistDir?`, `fs?`): `Promise`<[`SimpleIndexStore`](SimpleIndexStore.md)\>
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `persistDir` | `string` | `DEFAULT_PERSIST_DIR` |
| `fs` | [`GenericFileSystem`](../interfaces/GenericFileSystem.md) | `DEFAULT_FS` |
#### Returns
`Promise`<[`SimpleIndexStore`](SimpleIndexStore.md)\>
#### Defined in
[storage/indexStore/SimpleIndexStore.ts:22](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/indexStore/SimpleIndexStore.ts#L22)
___
### fromPersistPath
`Static` **fromPersistPath**(`persistPath`, `fs?`): `Promise`<[`SimpleIndexStore`](SimpleIndexStore.md)\>
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `persistPath` | `string` | `undefined` |
| `fs` | [`GenericFileSystem`](../interfaces/GenericFileSystem.md) | `DEFAULT_FS` |
#### Returns
`Promise`<[`SimpleIndexStore`](SimpleIndexStore.md)\>
#### Defined in
[storage/indexStore/SimpleIndexStore.ts:33](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/indexStore/SimpleIndexStore.ts#L33)
@@ -0,0 +1,120 @@
---
id: "SimpleNodeParser"
title: "Class: SimpleNodeParser"
sidebar_label: "SimpleNodeParser"
sidebar_position: 0
custom_edit_url: null
---
SimpleNodeParser is the default NodeParser. It splits documents into TextNodes using a splitter, by default SentenceSplitter
## Implements
- [`NodeParser`](../interfaces/NodeParser.md)
## Constructors
### constructor
**new SimpleNodeParser**(`init?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init?` | `Object` |
| `init.chunkOverlap?` | `number` |
| `init.chunkSize?` | `number` |
| `init.includeMetadata?` | `boolean` |
| `init.includePrevNextRel?` | `boolean` |
| `init.textSplitter?` | [`SentenceSplitter`](SentenceSplitter.md) |
#### Defined in
[NodeParser.ts:93](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/NodeParser.ts#L93)
## Properties
### includeMetadata
**includeMetadata**: `boolean`
Whether to include metadata in the nodes.
#### Defined in
[NodeParser.ts:87](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/NodeParser.ts#L87)
___
### includePrevNextRel
**includePrevNextRel**: `boolean`
Whether to include previous and next relationships in the nodes.
#### Defined in
[NodeParser.ts:91](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/NodeParser.ts#L91)
___
### textSplitter
**textSplitter**: [`SentenceSplitter`](SentenceSplitter.md)
The text splitter to use.
#### Defined in
[NodeParser.ts:83](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/NodeParser.ts#L83)
## Methods
### getNodesFromDocuments
**getNodesFromDocuments**(`documents`): [`TextNode`](TextNode.md)[]
Generate Node objects from documents
#### Parameters
| Name | Type |
| :------ | :------ |
| `documents` | [`Document`](Document.md)[] |
#### Returns
[`TextNode`](TextNode.md)[]
#### Implementation of
[NodeParser](../interfaces/NodeParser.md).[getNodesFromDocuments](../interfaces/NodeParser.md#getnodesfromdocuments)
#### Defined in
[NodeParser.ts:124](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/NodeParser.ts#L124)
___
### fromDefaults
`Static` **fromDefaults**(`init?`): [`SimpleNodeParser`](SimpleNodeParser.md)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init?` | `Object` |
| `init.chunkOverlap?` | `number` |
| `init.chunkSize?` | `number` |
| `init.includeMetadata?` | `boolean` |
| `init.includePrevNextRel?` | `boolean` |
#### Returns
[`SimpleNodeParser`](SimpleNodeParser.md)
#### Defined in
[NodeParser.ts:111](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/NodeParser.ts#L111)
@@ -0,0 +1,75 @@
---
id: "SimpleResponseBuilder"
title: "Class: SimpleResponseBuilder"
sidebar_label: "SimpleResponseBuilder"
sidebar_position: 0
custom_edit_url: null
---
A response builder that just concatenates responses.
## Implements
- `BaseResponseBuilder`
## Constructors
### constructor
**new SimpleResponseBuilder**(`serviceContext`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `serviceContext` | [`ServiceContext`](../interfaces/ServiceContext.md) |
#### Defined in
[ResponseSynthesizer.ts:49](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L49)
## Properties
### llm
**llm**: [`LLM`](../interfaces/LLM.md)
#### Defined in
[ResponseSynthesizer.ts:46](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L46)
___
### textQATemplate
**textQATemplate**: [`SimplePrompt`](../modules.md#simpleprompt)
#### Defined in
[ResponseSynthesizer.ts:47](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L47)
## Methods
### getResponse
**getResponse**(`query`, `textChunks`, `parentEvent?`): `Promise`<`string`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `query` | `string` |
| `textChunks` | `string`[] |
| `parentEvent?` | [`Event`](../interfaces/Event.md) |
#### Returns
`Promise`<`string`\>
#### Implementation of
BaseResponseBuilder.getResponse
#### Defined in
[ResponseSynthesizer.ts:54](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L54)
@@ -0,0 +1,283 @@
---
id: "SimpleVectorStore"
title: "Class: SimpleVectorStore"
sidebar_label: "SimpleVectorStore"
sidebar_position: 0
custom_edit_url: null
---
## Implements
- [`VectorStore`](../interfaces/VectorStore.md)
## Constructors
### constructor
**new SimpleVectorStore**(`data?`, `fs?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `data?` | `SimpleVectorStoreData` |
| `fs?` | [`GenericFileSystem`](../interfaces/GenericFileSystem.md) |
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:37](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L37)
## Properties
### data
`Private` **data**: `SimpleVectorStoreData`
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:33](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L33)
___
### fs
`Private` **fs**: [`GenericFileSystem`](../interfaces/GenericFileSystem.md) = `DEFAULT_FS`
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:34](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L34)
___
### persistPath
`Private` **persistPath**: `undefined` \| `string`
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:35](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L35)
___
### storesText
**storesText**: `boolean` = `false`
#### Implementation of
[VectorStore](../interfaces/VectorStore.md).[storesText](../interfaces/VectorStore.md#storestext)
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:32](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L32)
## Accessors
### client
`get` **client**(): `any`
#### Returns
`any`
#### Implementation of
VectorStore.client
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:50](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L50)
## Methods
### add
**add**(`embeddingResults`): `Promise`<`string`[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `embeddingResults` | [`NodeWithEmbedding`](../interfaces/NodeWithEmbedding.md)[] |
#### Returns
`Promise`<`string`[]\>
#### Implementation of
[VectorStore](../interfaces/VectorStore.md).[add](../interfaces/VectorStore.md#add)
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:58](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L58)
___
### delete
**delete**(`refDocId`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `refDocId` | `string` |
#### Returns
`Promise`<`void`\>
#### Implementation of
[VectorStore](../interfaces/VectorStore.md).[delete](../interfaces/VectorStore.md#delete)
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:78](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L78)
___
### get
**get**(`textId`): `Promise`<`number`[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `textId` | `string` |
#### Returns
`Promise`<`number`[]\>
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:54](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L54)
___
### persist
**persist**(`persistPath?`, `fs?`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `persistPath` | `string` |
| `fs?` | [`GenericFileSystem`](../interfaces/GenericFileSystem.md) |
#### Returns
`Promise`<`void`\>
#### Implementation of
[VectorStore](../interfaces/VectorStore.md).[persist](../interfaces/VectorStore.md#persist)
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:147](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L147)
___
### query
**query**(`query`): `Promise`<[`VectorStoreQueryResult`](../interfaces/VectorStoreQueryResult.md)\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `query` | [`VectorStoreQuery`](../interfaces/VectorStoreQuery.md) |
#### Returns
`Promise`<[`VectorStoreQueryResult`](../interfaces/VectorStoreQueryResult.md)\>
#### Implementation of
[VectorStore](../interfaces/VectorStore.md).[query](../interfaces/VectorStore.md#query)
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:89](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L89)
___
### toDict
**toDict**(): `SimpleVectorStoreData`
#### Returns
`SimpleVectorStoreData`
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:197](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L197)
___
### fromDict
`Static` **fromDict**(`saveDict`): [`SimpleVectorStore`](SimpleVectorStore.md)
#### Parameters
| Name | Type |
| :------ | :------ |
| `saveDict` | `SimpleVectorStoreData` |
#### Returns
[`SimpleVectorStore`](SimpleVectorStore.md)
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:190](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L190)
___
### fromPersistDir
`Static` **fromPersistDir**(`persistDir?`, `fs?`): `Promise`<[`SimpleVectorStore`](SimpleVectorStore.md)\>
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `persistDir` | `string` | `DEFAULT_PERSIST_DIR` |
| `fs` | [`GenericFileSystem`](../interfaces/GenericFileSystem.md) | `DEFAULT_FS` |
#### Returns
`Promise`<[`SimpleVectorStore`](SimpleVectorStore.md)\>
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:42](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L42)
___
### fromPersistPath
`Static` **fromPersistPath**(`persistPath`, `fs?`): `Promise`<[`SimpleVectorStore`](SimpleVectorStore.md)\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `persistPath` | `string` |
| `fs?` | [`GenericFileSystem`](../interfaces/GenericFileSystem.md) |
#### Returns
`Promise`<[`SimpleVectorStore`](SimpleVectorStore.md)\>
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:160](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L160)
@@ -0,0 +1,67 @@
---
id: "SubQuestionOutputParser"
title: "Class: SubQuestionOutputParser"
sidebar_label: "SubQuestionOutputParser"
sidebar_position: 0
custom_edit_url: null
---
SubQuestionOutputParser is used to parse the output of the SubQuestionGenerator.
## Implements
- [`BaseOutputParser`](../interfaces/BaseOutputParser.md)<[`StructuredOutput`](../interfaces/StructuredOutput.md)<[`SubQuestion`](../interfaces/SubQuestion.md)[]\>\>
## Constructors
### constructor
**new SubQuestionOutputParser**()
## Methods
### format
**format**(`output`): `string`
#### Parameters
| Name | Type |
| :------ | :------ |
| `output` | `string` |
#### Returns
`string`
#### Implementation of
[BaseOutputParser](../interfaces/BaseOutputParser.md).[format](../interfaces/BaseOutputParser.md#format)
#### Defined in
[OutputParser.ts:97](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/OutputParser.ts#L97)
___
### parse
**parse**(`output`): [`StructuredOutput`](../interfaces/StructuredOutput.md)<[`SubQuestion`](../interfaces/SubQuestion.md)[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `output` | `string` |
#### Returns
[`StructuredOutput`](../interfaces/StructuredOutput.md)<[`SubQuestion`](../interfaces/SubQuestion.md)[]\>
#### Implementation of
[BaseOutputParser](../interfaces/BaseOutputParser.md).[parse](../interfaces/BaseOutputParser.md#parse)
#### Defined in
[OutputParser.ts:89](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/OutputParser.ts#L89)
@@ -0,0 +1,143 @@
---
id: "SubQuestionQueryEngine"
title: "Class: SubQuestionQueryEngine"
sidebar_label: "SubQuestionQueryEngine"
sidebar_position: 0
custom_edit_url: null
---
SubQuestionQueryEngine decomposes a question into subquestions and then
## Implements
- [`BaseQueryEngine`](../interfaces/BaseQueryEngine.md)
## Constructors
### constructor
**new SubQuestionQueryEngine**(`init`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init` | `Object` |
| `init.queryEngineTools` | [`QueryEngineTool`](../interfaces/QueryEngineTool.md)[] |
| `init.questionGen` | [`BaseQuestionGenerator`](../interfaces/BaseQuestionGenerator.md) |
| `init.responseSynthesizer` | [`ResponseSynthesizer`](ResponseSynthesizer.md) |
#### Defined in
[QueryEngine.ts:65](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QueryEngine.ts#L65)
## Properties
### metadatas
**metadatas**: [`ToolMetadata`](../interfaces/ToolMetadata.md)[]
#### Defined in
[QueryEngine.ts:63](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QueryEngine.ts#L63)
___
### queryEngines
**queryEngines**: `Record`<`string`, [`BaseQueryEngine`](../interfaces/BaseQueryEngine.md)\>
#### Defined in
[QueryEngine.ts:62](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QueryEngine.ts#L62)
___
### questionGen
**questionGen**: [`BaseQuestionGenerator`](../interfaces/BaseQuestionGenerator.md)
#### Defined in
[QueryEngine.ts:61](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QueryEngine.ts#L61)
___
### responseSynthesizer
**responseSynthesizer**: [`ResponseSynthesizer`](ResponseSynthesizer.md)
#### Defined in
[QueryEngine.ts:60](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QueryEngine.ts#L60)
## Methods
### query
**query**(`query`): `Promise`<[`Response`](Response.md)\>
Query the query engine and get a response.
#### Parameters
| Name | Type |
| :------ | :------ |
| `query` | `string` |
#### Returns
`Promise`<[`Response`](Response.md)\>
#### Implementation of
[BaseQueryEngine](../interfaces/BaseQueryEngine.md).[query](../interfaces/BaseQueryEngine.md#query)
#### Defined in
[QueryEngine.ts:106](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QueryEngine.ts#L106)
___
### querySubQ
`Private` **querySubQ**(`subQ`, `parentEvent?`): `Promise`<``null`` \| [`NodeWithScore`](../interfaces/NodeWithScore.md)\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `subQ` | [`SubQuestion`](../interfaces/SubQuestion.md) |
| `parentEvent?` | [`Event`](../interfaces/Event.md) |
#### Returns
`Promise`<``null`` \| [`NodeWithScore`](../interfaces/NodeWithScore.md)\>
#### Defined in
[QueryEngine.ts:134](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QueryEngine.ts#L134)
___
### fromDefaults
▸ `Static` **fromDefaults**(`init`): [`SubQuestionQueryEngine`](SubQuestionQueryEngine.md)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init` | `Object` |
| `init.queryEngineTools` | [`QueryEngineTool`](../interfaces/QueryEngineTool.md)[] |
| `init.questionGen?` | [`BaseQuestionGenerator`](../interfaces/BaseQuestionGenerator.md) |
| `init.responseSynthesizer?` | [`ResponseSynthesizer`](ResponseSynthesizer.md) |
| `init.serviceContext?` | [`ServiceContext`](../interfaces/ServiceContext.md) |
#### Returns
[`SubQuestionQueryEngine`](SubQuestionQueryEngine.md)
#### Defined in
[QueryEngine.ts:82](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QueryEngine.ts#L82)
@@ -0,0 +1,44 @@
---
id: "TextFileReader"
title: "Class: TextFileReader"
sidebar_label: "TextFileReader"
sidebar_position: 0
custom_edit_url: null
---
Read a .txt file
## Implements
- [`BaseReader`](../interfaces/BaseReader.md)
## Constructors
### constructor
**new TextFileReader**()
## Methods
### loadData
**loadData**(`file`, `fs?`): `Promise`<[`Document`](Document.md)[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `file` | `string` |
| `fs` | [`CompleteFileSystem`](../modules.md#completefilesystem) |
#### Returns
`Promise`<[`Document`](Document.md)[]\>
#### Implementation of
[BaseReader](../interfaces/BaseReader.md).[loadData](../interfaces/BaseReader.md#loaddata)
#### Defined in
[readers/SimpleDirectoryReader.ts:12](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/readers/SimpleDirectoryReader.ts#L12)
+472
View File
@@ -0,0 +1,472 @@
---
id: "TextNode"
title: "Class: TextNode"
sidebar_label: "TextNode"
sidebar_position: 0
custom_edit_url: null
---
TextNode is the default node type for text. Most common node type in LlamaIndex.TS
## Hierarchy
- [`BaseNode`](BaseNode.md)
**`TextNode`**
↳↳ [`IndexNode`](IndexNode.md)
↳↳ [`Document`](Document.md)
## Constructors
### constructor
**new TextNode**(`init?`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init?` | `Partial`<[`TextNode`](TextNode.md)\> |
#### Overrides
[BaseNode](BaseNode.md).[constructor](BaseNode.md#constructor)
#### Defined in
[Node.ts:157](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L157)
## Properties
### embedding
`Optional` **embedding**: `number`[]
#### Inherited from
[BaseNode](BaseNode.md).[embedding](BaseNode.md#embedding)
#### Defined in
[Node.ts:46](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L46)
___
### endCharIdx
`Optional` **endCharIdx**: `number`
#### Defined in
[Node.ts:152](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L152)
___
### excludedEmbedMetadataKeys
**excludedEmbedMetadataKeys**: `string`[] = `[]`
#### Inherited from
[BaseNode](BaseNode.md).[excludedEmbedMetadataKeys](BaseNode.md#excludedembedmetadatakeys)
#### Defined in
[Node.ts:50](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L50)
___
### excludedLlmMetadataKeys
**excludedLlmMetadataKeys**: `string`[] = `[]`
#### Inherited from
[BaseNode](BaseNode.md).[excludedLlmMetadataKeys](BaseNode.md#excludedllmmetadatakeys)
#### Defined in
[Node.ts:51](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L51)
___
### hash
**hash**: `string` = `""`
#### Inherited from
[BaseNode](BaseNode.md).[hash](BaseNode.md#hash)
#### Defined in
[Node.ts:53](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L53)
___
### id\_
**id\_**: `string`
The unique ID of the Node/Document. The trailing underscore is here
to avoid collisions with the id keyword in Python.
Set to a UUID by default.
#### Inherited from
[BaseNode](BaseNode.md).[id_](BaseNode.md#id_)
#### Defined in
[Node.ts:45](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L45)
___
### metadata
**metadata**: `Record`<`string`, `any`\> = `{}`
#### Inherited from
[BaseNode](BaseNode.md).[metadata](BaseNode.md#metadata)
#### Defined in
[Node.ts:49](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L49)
___
### metadataSeparator
**metadataSeparator**: `string` = `"\n"`
#### Defined in
[Node.ts:155](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L155)
___
### relationships
**relationships**: `Partial`<`Record`<[`NodeRelationship`](../enums/NodeRelationship.md), [`RelatedNodeType`](../modules.md#relatednodetype)\>\> = `{}`
#### Inherited from
[BaseNode](BaseNode.md).[relationships](BaseNode.md#relationships)
#### Defined in
[Node.ts:52](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L52)
___
### startCharIdx
`Optional` **startCharIdx**: `number`
#### Defined in
[Node.ts:151](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L151)
___
### text
**text**: `string` = `""`
#### Defined in
[Node.ts:150](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L150)
## Accessors
### childNodes
`get` **childNodes**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)[]
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)[]
#### Inherited from
BaseNode.childNodes
#### Defined in
[Node.ts:107](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L107)
___
### nextNode
`get` **nextNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Inherited from
BaseNode.nextNode
#### Defined in
[Node.ts:87](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L87)
___
### parentNode
`get` **parentNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Inherited from
BaseNode.parentNode
#### Defined in
[Node.ts:97](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L97)
___
### prevNode
`get` **prevNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Inherited from
BaseNode.prevNode
#### Defined in
[Node.ts:75](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L75)
___
### sourceNode
`get` **sourceNode**(): `undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
`undefined` \| [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Inherited from
BaseNode.sourceNode
#### Defined in
[Node.ts:65](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L65)
## Methods
### asRelatedNodeInfo
**asRelatedNodeInfo**(): [`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Returns
[`RelatedNodeInfo`](../interfaces/RelatedNodeInfo.md)
#### Inherited from
[BaseNode](BaseNode.md).[asRelatedNodeInfo](BaseNode.md#asrelatednodeinfo)
#### Defined in
[Node.ts:129](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L129)
___
### generateHash
**generateHash**(): `string`
Generate a hash of the text node.
The ID is not part of the hash as it can change independent of content.
#### Returns
`string`
#### Overrides
[BaseNode](BaseNode.md).[generateHash](BaseNode.md#generatehash)
#### Defined in
[Node.ts:173](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L173)
___
### getContent
**getContent**(`metadataMode?`): `string`
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `metadataMode` | [`MetadataMode`](../enums/MetadataMode.md) | `MetadataMode.NONE` |
#### Returns
`string`
#### Overrides
[BaseNode](BaseNode.md).[getContent](BaseNode.md#getcontent)
#### Defined in
[Node.ts:187](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L187)
___
### getEmbedding
**getEmbedding**(): `number`[]
#### Returns
`number`[]
#### Inherited from
[BaseNode](BaseNode.md).[getEmbedding](BaseNode.md#getembedding)
#### Defined in
[Node.ts:121](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L121)
___
### getMetadataStr
**getMetadataStr**(`metadataMode`): `string`
#### Parameters
| Name | Type |
| :------ | :------ |
| `metadataMode` | [`MetadataMode`](../enums/MetadataMode.md) |
#### Returns
`string`
#### Overrides
[BaseNode](BaseNode.md).[getMetadataStr](BaseNode.md#getmetadatastr)
#### Defined in
[Node.ts:192](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L192)
___
### getNodeInfo
**getNodeInfo**(): `Object`
#### Returns
`Object`
| Name | Type |
| :------ | :------ |
| `end` | `undefined` \| `number` |
| `start` | `undefined` \| `number` |
#### Defined in
[Node.ts:219](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L219)
___
### getText
**getText**(): `string`
#### Returns
`string`
#### Defined in
[Node.ts:223](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L223)
___
### getType
**getType**(): [`ObjectType`](../enums/ObjectType.md)
#### Returns
[`ObjectType`](../enums/ObjectType.md)
#### Overrides
[BaseNode](BaseNode.md).[getType](BaseNode.md#gettype)
#### Defined in
[Node.ts:183](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L183)
___
### setContent
**setContent**(`value`): `void`
#### Parameters
| Name | Type |
| :------ | :------ |
| `value` | `string` |
#### Returns
`void`
#### Overrides
[BaseNode](BaseNode.md).[setContent](BaseNode.md#setcontent)
#### Defined in
[Node.ts:213](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L213)
___
### toJSON
**toJSON**(): `Record`<`string`, `any`\>
Used with built in JSON.stringify
#### Returns
`Record`<`string`, `any`\>
#### Inherited from
[BaseNode](BaseNode.md).[toJSON](BaseNode.md#tojson)
#### Defined in
[Node.ts:141](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L141)
@@ -0,0 +1,65 @@
---
id: "TreeSummarize"
title: "Class: TreeSummarize"
sidebar_label: "TreeSummarize"
sidebar_position: 0
custom_edit_url: null
---
TreeSummarize repacks the text chunks into the smallest possible number of chunks and then summarizes them, then recursively does so until there's one chunk left.
## Implements
- `BaseResponseBuilder`
## Constructors
### constructor
**new TreeSummarize**(`serviceContext`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `serviceContext` | [`ServiceContext`](../interfaces/ServiceContext.md) |
#### Defined in
[ResponseSynthesizer.ts:212](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L212)
## Properties
### serviceContext
**serviceContext**: [`ServiceContext`](../interfaces/ServiceContext.md)
#### Defined in
[ResponseSynthesizer.ts:210](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L210)
## Methods
### getResponse
**getResponse**(`query`, `textChunks`, `parentEvent?`): `Promise`<`string`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `query` | `string` |
| `textChunks` | `string`[] |
| `parentEvent?` | [`Event`](../interfaces/Event.md) |
#### Returns
`Promise`<`string`\>
#### Implementation of
BaseResponseBuilder.getResponse
#### Defined in
[ResponseSynthesizer.ts:216](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ResponseSynthesizer.ts#L216)
@@ -0,0 +1,104 @@
---
id: "VectorIndexRetriever"
title: "Class: VectorIndexRetriever"
sidebar_label: "VectorIndexRetriever"
sidebar_position: 0
custom_edit_url: null
---
VectorIndexRetriever retrieves nodes from a VectorIndex.
## Implements
- [`BaseRetriever`](../interfaces/BaseRetriever.md)
## Constructors
### constructor
**new VectorIndexRetriever**(`«destructured»`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `«destructured»` | `Object` |
|  `index` | [`VectorStoreIndex`](VectorStoreIndex.md) |
|  `similarityTopK?` | `number` |
#### Defined in
[indices/vectorStore/VectorIndexRetriever.ts:22](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorIndexRetriever.ts#L22)
## Properties
### index
**index**: [`VectorStoreIndex`](VectorStoreIndex.md)
#### Defined in
[indices/vectorStore/VectorIndexRetriever.ts:18](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorIndexRetriever.ts#L18)
___
### serviceContext
`Private` **serviceContext**: [`ServiceContext`](../interfaces/ServiceContext.md)
#### Defined in
[indices/vectorStore/VectorIndexRetriever.ts:20](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorIndexRetriever.ts#L20)
___
### similarityTopK
**similarityTopK**: `number`
#### Defined in
[indices/vectorStore/VectorIndexRetriever.ts:19](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorIndexRetriever.ts#L19)
## Methods
### getServiceContext
**getServiceContext**(): [`ServiceContext`](../interfaces/ServiceContext.md)
#### Returns
[`ServiceContext`](../interfaces/ServiceContext.md)
#### Implementation of
[BaseRetriever](../interfaces/BaseRetriever.md).[getServiceContext](../interfaces/BaseRetriever.md#getservicecontext)
#### Defined in
[indices/vectorStore/VectorIndexRetriever.ts:69](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorIndexRetriever.ts#L69)
___
### retrieve
**retrieve**(`query`, `parentEvent?`): `Promise`<[`NodeWithScore`](../interfaces/NodeWithScore.md)[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `query` | `string` |
| `parentEvent?` | [`Event`](../interfaces/Event.md) |
#### Returns
`Promise`<[`NodeWithScore`](../interfaces/NodeWithScore.md)[]\>
#### Implementation of
[BaseRetriever](../interfaces/BaseRetriever.md).[retrieve](../interfaces/BaseRetriever.md#retrieve)
#### Defined in
[indices/vectorStore/VectorIndexRetriever.ts:35](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorIndexRetriever.ts#L35)
@@ -0,0 +1,347 @@
---
id: "VectorStoreIndex"
title: "Class: VectorStoreIndex"
sidebar_label: "VectorStoreIndex"
sidebar_position: 0
custom_edit_url: null
---
The VectorStoreIndex, an index that stores the nodes only according to their vector embedings.
## Hierarchy
- [`BaseIndex`](BaseIndex.md)<[`IndexDict`](IndexDict.md)\>
**`VectorStoreIndex`**
## Constructors
### constructor
`Private` **new VectorStoreIndex**(`init`)
#### Parameters
| Name | Type |
| :------ | :------ |
| `init` | [`VectorIndexConstructorProps`](../interfaces/VectorIndexConstructorProps.md) |
#### Overrides
[BaseIndex](BaseIndex.md).[constructor](BaseIndex.md#constructor)
#### Defined in
[indices/vectorStore/VectorStoreIndex.ts:36](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L36)
## Properties
### docStore
**docStore**: `BaseDocumentStore`
#### Inherited from
[BaseIndex](BaseIndex.md).[docStore](BaseIndex.md#docstore)
#### Defined in
[indices/BaseIndex.ts:125](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L125)
___
### indexStore
`Optional` **indexStore**: `BaseIndexStore`
#### Inherited from
[BaseIndex](BaseIndex.md).[indexStore](BaseIndex.md#indexstore)
#### Defined in
[indices/BaseIndex.ts:127](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L127)
___
### indexStruct
**indexStruct**: [`IndexDict`](IndexDict.md)
#### Inherited from
[BaseIndex](BaseIndex.md).[indexStruct](BaseIndex.md#indexstruct)
#### Defined in
[indices/BaseIndex.ts:128](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L128)
___
### serviceContext
**serviceContext**: [`ServiceContext`](../interfaces/ServiceContext.md)
#### Inherited from
[BaseIndex](BaseIndex.md).[serviceContext](BaseIndex.md#servicecontext)
#### Defined in
[indices/BaseIndex.ts:123](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L123)
___
### storageContext
**storageContext**: [`StorageContext`](../interfaces/StorageContext.md)
#### Inherited from
[BaseIndex](BaseIndex.md).[storageContext](BaseIndex.md#storagecontext)
#### Defined in
[indices/BaseIndex.ts:124](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L124)
___
### vectorStore
**vectorStore**: [`VectorStore`](../interfaces/VectorStore.md)
#### Overrides
[BaseIndex](BaseIndex.md).[vectorStore](BaseIndex.md#vectorstore)
#### Defined in
[indices/vectorStore/VectorStoreIndex.ts:34](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L34)
## Methods
### asQueryEngine
**asQueryEngine**(`options?`): [`BaseQueryEngine`](../interfaces/BaseQueryEngine.md)
Create a new query engine from the index. It will also create a retriever
and response synthezier if they are not provided.
#### Parameters
| Name | Type | Description |
| :------ | :------ | :------ |
| `options?` | `Object` | you can supply your own custom Retriever and ResponseSynthesizer |
| `options.responseSynthesizer?` | [`ResponseSynthesizer`](ResponseSynthesizer.md) | - |
| `options.retriever?` | [`BaseRetriever`](../interfaces/BaseRetriever.md) | - |
#### Returns
[`BaseQueryEngine`](../interfaces/BaseQueryEngine.md)
#### Overrides
[BaseIndex](BaseIndex.md).[asQueryEngine](BaseIndex.md#asqueryengine)
#### Defined in
[indices/vectorStore/VectorStoreIndex.ts:223](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L223)
___
### asRetriever
**asRetriever**(`options?`): [`VectorIndexRetriever`](VectorIndexRetriever.md)
Create a new retriever from the index.
#### Parameters
| Name | Type |
| :------ | :------ |
| `options?` | `any` |
#### Returns
[`VectorIndexRetriever`](VectorIndexRetriever.md)
#### Overrides
[BaseIndex](BaseIndex.md).[asRetriever](BaseIndex.md#asretriever)
#### Defined in
[indices/vectorStore/VectorStoreIndex.ts:219](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L219)
___
### deleteRefDoc
**deleteRefDoc**(`refDocId`, `deleteFromDocStore?`): `Promise`<`void`\>
#### Parameters
| Name | Type | Default value |
| :------ | :------ | :------ |
| `refDocId` | `string` | `undefined` |
| `deleteFromDocStore` | `boolean` | `true` |
#### Returns
`Promise`<`void`\>
#### Overrides
[BaseIndex](BaseIndex.md).[deleteRefDoc](BaseIndex.md#deleterefdoc)
#### Defined in
[indices/vectorStore/VectorStoreIndex.ts:259](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L259)
___
### insert
**insert**(`document`): `Promise`<`void`\>
Insert a document into the index.
#### Parameters
| Name | Type |
| :------ | :------ |
| `document` | [`Document`](Document.md) |
#### Returns
`Promise`<`void`\>
#### Inherited from
[BaseIndex](BaseIndex.md).[insert](BaseIndex.md#insert)
#### Defined in
[indices/BaseIndex.ts:159](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L159)
___
### insertNodes
**insertNodes**(`nodes`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `nodes` | [`BaseNode`](BaseNode.md)[] |
#### Returns
`Promise`<`void`\>
#### Overrides
[BaseIndex](BaseIndex.md).[insertNodes](BaseIndex.md#insertnodes)
#### Defined in
[indices/vectorStore/VectorStoreIndex.ts:234](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L234)
___
### buildIndexFromNodes
`Static` **buildIndexFromNodes**(`nodes`, `serviceContext`, `vectorStore`, `docStore`, `indexDict?`): `Promise`<[`IndexDict`](IndexDict.md)\>
Get embeddings for nodes and place them into the index.
#### Parameters
| Name | Type |
| :------ | :------ |
| `nodes` | [`BaseNode`](BaseNode.md)[] |
| `serviceContext` | [`ServiceContext`](../interfaces/ServiceContext.md) |
| `vectorStore` | [`VectorStore`](../interfaces/VectorStore.md) |
| `docStore` | `BaseDocumentStore` |
| `indexDict?` | [`IndexDict`](IndexDict.md) |
#### Returns
`Promise`<[`IndexDict`](IndexDict.md)\>
#### Defined in
[indices/vectorStore/VectorStoreIndex.ts:147](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L147)
___
### fromDocuments
`Static` **fromDocuments**(`documents`, `args?`): `Promise`<[`VectorStoreIndex`](VectorStoreIndex.md)\>
High level API: split documents, get embeddings, and build index.
#### Parameters
| Name | Type |
| :------ | :------ |
| `documents` | [`Document`](Document.md)[] |
| `args` | `Object` |
| `args.serviceContext?` | [`ServiceContext`](../interfaces/ServiceContext.md) |
| `args.storageContext?` | [`StorageContext`](../interfaces/StorageContext.md) |
#### Returns
`Promise`<[`VectorStoreIndex`](VectorStoreIndex.md)\>
#### Defined in
[indices/vectorStore/VectorStoreIndex.ts:194](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L194)
___
### getNodeEmbeddingResults
`Static` **getNodeEmbeddingResults**(`nodes`, `serviceContext`, `logProgress?`): `Promise`<[`NodeWithEmbedding`](../interfaces/NodeWithEmbedding.md)[]\>
Get the embeddings for nodes.
#### Parameters
| Name | Type | Default value | Description |
| :------ | :------ | :------ | :------ |
| `nodes` | [`BaseNode`](BaseNode.md)[] | `undefined` | |
| `serviceContext` | [`ServiceContext`](../interfaces/ServiceContext.md) | `undefined` | |
| `logProgress` | `boolean` | `false` | log progress to console (useful for debugging) |
#### Returns
`Promise`<[`NodeWithEmbedding`](../interfaces/NodeWithEmbedding.md)[]\>
#### Defined in
[indices/vectorStore/VectorStoreIndex.ts:119](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L119)
___
### init
`Static` **init**(`options`): `Promise`<[`VectorStoreIndex`](VectorStoreIndex.md)\>
The async init function should be called after the constructor.
This is needed to handle persistence.
#### Parameters
| Name | Type |
| :------ | :------ |
| `options` | [`VectorIndexOptions`](../interfaces/VectorIndexOptions.md) |
#### Returns
`Promise`<[`VectorStoreIndex`](VectorStoreIndex.md)\>
#### Defined in
[indices/vectorStore/VectorStoreIndex.ts:47](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L47)
@@ -0,0 +1,2 @@
label: "Classes"
position: 3
@@ -0,0 +1,47 @@
---
id: "DeuceChatStrategy"
title: "Enumeration: DeuceChatStrategy"
sidebar_label: "DeuceChatStrategy"
sidebar_position: 0
custom_edit_url: null
---
## Enumeration Members
### A16Z
**A16Z** = ``"a16z"``
#### Defined in
[llm/LLM.ts:246](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L246)
___
### META
• **META** = ``"meta"``
#### Defined in
[llm/LLM.ts:247](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L247)
___
### METAWBOS
• **METAWBOS** = ``"metawbos"``
#### Defined in
[llm/LLM.ts:248](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L248)
___
### REPLICATE4BIT
• **REPLICATE4BIT** = ``"replicate4bit"``
#### Defined in
[llm/LLM.ts:251](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L251)
@@ -0,0 +1,27 @@
---
id: "IndexStructType"
title: "Enumeration: IndexStructType"
sidebar_label: "IndexStructType"
sidebar_position: 0
custom_edit_url: null
---
## Enumeration Members
### LIST
**LIST** = ``"list"``
#### Defined in
[indices/BaseIndex.ts:41](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L41)
___
### SIMPLE\_DICT
• **SIMPLE\_DICT** = ``"simple_dict"``
#### Defined in
[indices/BaseIndex.ts:40](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L40)
@@ -0,0 +1,27 @@
---
id: "ListRetrieverMode"
title: "Enumeration: ListRetrieverMode"
sidebar_label: "ListRetrieverMode"
sidebar_position: 0
custom_edit_url: null
---
## Enumeration Members
### DEFAULT
**DEFAULT** = ``"default"``
#### Defined in
[indices/list/ListIndex.ts:30](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndex.ts#L30)
___
### LLM
• **LLM** = ``"llm"``
#### Defined in
[indices/list/ListIndex.ts:32](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/list/ListIndex.ts#L32)
+47
View File
@@ -0,0 +1,47 @@
---
id: "MetadataMode"
title: "Enumeration: MetadataMode"
sidebar_label: "MetadataMode"
sidebar_position: 0
custom_edit_url: null
---
## Enumeration Members
### ALL
**ALL** = ``"ALL"``
#### Defined in
[Node.ts:20](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L20)
___
### EMBED
• **EMBED** = ``"EMBED"``
#### Defined in
[Node.ts:21](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L21)
___
### LLM
• **LLM** = ``"LLM"``
#### Defined in
[Node.ts:22](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L22)
___
### NONE
• **NONE** = ``"NONE"``
#### Defined in
[Node.ts:23](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L23)
@@ -0,0 +1,57 @@
---
id: "NodeRelationship"
title: "Enumeration: NodeRelationship"
sidebar_label: "NodeRelationship"
sidebar_position: 0
custom_edit_url: null
---
## Enumeration Members
### CHILD
**CHILD** = ``"CHILD"``
#### Defined in
[Node.ts:9](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L9)
___
### NEXT
• **NEXT** = ``"NEXT"``
#### Defined in
[Node.ts:7](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L7)
___
### PARENT
• **PARENT** = ``"PARENT"``
#### Defined in
[Node.ts:8](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L8)
___
### PREVIOUS
• **PREVIOUS** = ``"PREVIOUS"``
#### Defined in
[Node.ts:6](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L6)
___
### SOURCE
• **SOURCE** = ``"SOURCE"``
#### Defined in
[Node.ts:5](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L5)
+47
View File
@@ -0,0 +1,47 @@
---
id: "ObjectType"
title: "Enumeration: ObjectType"
sidebar_label: "ObjectType"
sidebar_position: 0
custom_edit_url: null
---
## Enumeration Members
### DOCUMENT
**DOCUMENT** = ``"DOCUMENT"``
#### Defined in
[Node.ts:16](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L16)
___
### IMAGE
• **IMAGE** = ``"IMAGE"``
#### Defined in
[Node.ts:14](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L14)
___
### INDEX
• **INDEX** = ``"INDEX"``
#### Defined in
[Node.ts:15](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L15)
___
### TEXT
• **TEXT** = ``"TEXT"``
#### Defined in
[Node.ts:13](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L13)
@@ -0,0 +1,40 @@
---
id: "SimilarityType"
title: "Enumeration: SimilarityType"
sidebar_label: "SimilarityType"
sidebar_position: 0
custom_edit_url: null
---
Similarity type
Default is cosine similarity. Dot product and negative Euclidean distance are also supported.
## Enumeration Members
### DEFAULT
**DEFAULT** = ``"cosine"``
#### Defined in
[Embedding.ts:17](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L17)
___
### DOT\_PRODUCT
• **DOT\_PRODUCT** = ``"dot_product"``
#### Defined in
[Embedding.ts:18](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L18)
___
### EUCLIDEAN
• **EUCLIDEAN** = ``"euclidean"``
#### Defined in
[Embedding.ts:19](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Embedding.ts#L19)
@@ -0,0 +1,77 @@
---
id: "VectorStoreQueryMode"
title: "Enumeration: VectorStoreQueryMode"
sidebar_label: "VectorStoreQueryMode"
sidebar_position: 0
custom_edit_url: null
---
## Enumeration Members
### DEFAULT
**DEFAULT** = ``"default"``
#### Defined in
[storage/vectorStore/types.ts:12](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L12)
___
### HYBRID
• **HYBRID** = ``"hybrid"``
#### Defined in
[storage/vectorStore/types.ts:14](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L14)
___
### LINEAR\_REGRESSION
• **LINEAR\_REGRESSION** = ``"linear_regression"``
#### Defined in
[storage/vectorStore/types.ts:18](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L18)
___
### LOGISTIC\_REGRESSION
• **LOGISTIC\_REGRESSION** = ``"logistic_regression"``
#### Defined in
[storage/vectorStore/types.ts:17](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L17)
___
### MMR
• **MMR** = ``"mmr"``
#### Defined in
[storage/vectorStore/types.ts:20](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L20)
___
### SPARSE
• **SPARSE** = ``"sparse"``
#### Defined in
[storage/vectorStore/types.ts:13](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L13)
___
### SVM
• **SVM** = ``"svm"``
#### Defined in
[storage/vectorStore/types.ts:16](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L16)
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label: "Enumerations"
position: 2
+107
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@@ -0,0 +1,107 @@
---
id: "index"
title: "llamaindex"
sidebar_label: "Readme"
sidebar_position: 0
custom_edit_url: null
---
# LlamaIndex.TS
LlamaIndex is a data framework for your LLM application.
Use your own data with large language models (LLMs, OpenAI ChatGPT and others) in Typescript and Javascript.
Documentation: https://ts.llamaindex.ai/
## What is LlamaIndex.TS?
LlamaIndex.TS aims to be a lightweight, easy to use set of libraries to help you integrate large language models into your applications with your own data.
## Getting started with an example:
LlamaIndex.TS requries Node v18 or higher. You can download it from https://nodejs.org or use https://nvm.sh (our preferred option).
In a new folder:
```bash
export OPENAI_API_KEY="sk-......" # Replace with your key from https://platform.openai.com/account/api-keys
pnpm init
pnpm install typescript
pnpm exec tsc -init # if needed
pnpm install llamaindex
pnpm install @types/node
```
Create the file example.ts
```ts
// example.ts
import fs from "fs/promises";
import { Document, VectorStoreIndex } from "llamaindex";
async function main() {
// Load essay from abramov.txt in Node
const essay = await fs.readFile(
"node_modules/llamaindex/examples/abramov.txt",
"utf-8"
);
// Create Document object with essay
const document = new Document({ text: essay });
// Split text and create embeddings. Store them in a VectorStoreIndex
const index = await VectorStoreIndex.fromDocuments([document]);
// Query the index
const queryEngine = index.asQueryEngine();
const response = await queryEngine.query(
"What did the author do in college?"
);
// Output response
console.log(response.toString());
}
main();
```
Then you can run it using
```bash
pnpm dlx ts-node example.ts
```
## Playground
Check out our NextJS playground at https://llama-playground.vercel.app/. The source is available at https://github.com/run-llama/ts-playground
## Core concepts for getting started:
- [Document](/packages/core/src/Node.ts): A document represents a text file, PDF file or other contiguous piece of data.
- [Node](/packages/core/src/Node.ts): The basic data building block. Most commonly, these are parts of the document split into manageable pieces that are small enough to be fed into an embedding model and LLM.
- [Embedding](/packages/core/src/Embedding.ts): Embeddings are sets of floating point numbers which represent the data in a Node. By comparing the similarity of embeddings, we can derive an understanding of the similarity of two pieces of data. One use case is to compare the embedding of a question with the embeddings of our Nodes to see which Nodes may contain the data needed to answer that quesiton.
- [Indices](/packages/core/src/indices/): Indices store the Nodes and the embeddings of those nodes. QueryEngines retrieve Nodes from these Indices using embedding similarity.
- [QueryEngine](/packages/core/src/QueryEngine.ts): Query engines are what generate the query you put in and give you back the result. Query engines generally combine a pre-built prompt with selected Nodes from your Index to give the LLM the context it needs to answer your query.
- [ChatEngine](/packages/core/src/ChatEngine.ts): A ChatEngine helps you build a chatbot that will interact with your Indices.
- [SimplePrompt](/packages/core/src/Prompt.ts): A simple standardized function call definition that takes in inputs and formats them in a template literal. SimplePrompts can be specialized using currying and combined using other SimplePrompt functions.
## Supported LLMs:
- OpenAI GPT-3.5-turbo and GPT-4
- Anthropic Claude Instant and Claude 2
- Llama2 Chat LLMs (70B, 13B, and 7B parameters)
## Contributing:
We are in the very early days of LlamaIndex.TS. If youre interested in hacking on it with us check out our [contributing guide](/CONTRIBUTING.md)
## Bugs? Questions?
Please join our Discord! https://discord.com/invite/eN6D2HQ4aX
@@ -0,0 +1,79 @@
---
id: "BaseIndexInit"
title: "Interface: BaseIndexInit<T>"
sidebar_label: "BaseIndexInit"
sidebar_position: 0
custom_edit_url: null
---
## Type parameters
| Name |
| :------ |
| `T` |
## Hierarchy
- **`BaseIndexInit`**
↳ [`VectorIndexConstructorProps`](VectorIndexConstructorProps.md)
## Properties
### docStore
**docStore**: `BaseDocumentStore`
#### Defined in
[indices/BaseIndex.ts:112](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L112)
___
### indexStore
`Optional` **indexStore**: `BaseIndexStore`
#### Defined in
[indices/BaseIndex.ts:114](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L114)
___
### indexStruct
**indexStruct**: `T`
#### Defined in
[indices/BaseIndex.ts:115](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L115)
___
### serviceContext
**serviceContext**: [`ServiceContext`](ServiceContext.md)
#### Defined in
[indices/BaseIndex.ts:110](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L110)
___
### storageContext
**storageContext**: [`StorageContext`](StorageContext.md)
#### Defined in
[indices/BaseIndex.ts:111](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L111)
___
### vectorStore
`Optional` **vectorStore**: [`VectorStore`](VectorStore.md)
#### Defined in
[indices/BaseIndex.ts:113](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/BaseIndex.ts#L113)
@@ -0,0 +1,59 @@
---
id: "BaseOutputParser"
title: "Interface: BaseOutputParser<T>"
sidebar_label: "BaseOutputParser"
sidebar_position: 0
custom_edit_url: null
---
An OutputParser is used to extract structured data from the raw output of the LLM.
## Type parameters
| Name |
| :------ |
| `T` |
## Implemented by
- [`SubQuestionOutputParser`](../classes/SubQuestionOutputParser.md)
## Methods
### format
**format**(`output`): `string`
#### Parameters
| Name | Type |
| :------ | :------ |
| `output` | `string` |
#### Returns
`string`
#### Defined in
[OutputParser.ts:8](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/OutputParser.ts#L8)
___
### parse
**parse**(`output`): `T`
#### Parameters
| Name | Type |
| :------ | :------ |
| `output` | `string` |
#### Returns
`T`
#### Defined in
[OutputParser.ts:7](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/OutputParser.ts#L7)
@@ -0,0 +1,37 @@
---
id: "BaseQueryEngine"
title: "Interface: BaseQueryEngine"
sidebar_label: "BaseQueryEngine"
sidebar_position: 0
custom_edit_url: null
---
A query engine is a question answerer that can use one or more steps.
## Implemented by
- [`RetrieverQueryEngine`](../classes/RetrieverQueryEngine.md)
- [`SubQuestionQueryEngine`](../classes/SubQuestionQueryEngine.md)
## Methods
### query
**query**(`query`, `parentEvent?`): `Promise`<[`Response`](../classes/Response.md)\>
Query the query engine and get a response.
#### Parameters
| Name | Type |
| :------ | :------ |
| `query` | `string` |
| `parentEvent?` | [`Event`](Event.md) |
#### Returns
`Promise`<[`Response`](../classes/Response.md)\>
#### Defined in
[QueryEngine.ts:24](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QueryEngine.ts#L24)
@@ -0,0 +1,34 @@
---
id: "BaseQuestionGenerator"
title: "Interface: BaseQuestionGenerator"
sidebar_label: "BaseQuestionGenerator"
sidebar_position: 0
custom_edit_url: null
---
QuestionGenerators generate new questions for the LLM using tools and a user query.
## Implemented by
- [`LLMQuestionGenerator`](../classes/LLMQuestionGenerator.md)
## Methods
### generate
**generate**(`tools`, `query`): `Promise`<[`SubQuestion`](SubQuestion.md)[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `tools` | [`ToolMetadata`](ToolMetadata.md)[] |
| `query` | `string` |
#### Returns
`Promise`<[`SubQuestion`](SubQuestion.md)[]\>
#### Defined in
[QuestionGenerator.ts:23](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/QuestionGenerator.ts#L23)
@@ -0,0 +1,35 @@
---
id: "BaseReader"
title: "Interface: BaseReader"
sidebar_label: "BaseReader"
sidebar_position: 0
custom_edit_url: null
---
A reader takes imports data into Document objects.
## Implemented by
- [`PDFReader`](../classes/PDFReader.md)
- [`SimpleDirectoryReader`](../classes/SimpleDirectoryReader.md)
- [`TextFileReader`](../classes/TextFileReader.md)
## Methods
### loadData
**loadData**(`...args`): `Promise`<[`Document`](../classes/Document.md)[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `...args` | `any`[] |
#### Returns
`Promise`<[`Document`](../classes/Document.md)[]\>
#### Defined in
[readers/base.ts:7](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/readers/base.ts#L7)
@@ -0,0 +1,50 @@
---
id: "BaseRetriever"
title: "Interface: BaseRetriever"
sidebar_label: "BaseRetriever"
sidebar_position: 0
custom_edit_url: null
---
Retrievers retrieve the nodes that most closely match our query in similarity.
## Implemented by
- [`ListIndexLLMRetriever`](../classes/ListIndexLLMRetriever.md)
- [`ListIndexRetriever`](../classes/ListIndexRetriever.md)
- [`VectorIndexRetriever`](../classes/VectorIndexRetriever.md)
## Methods
### getServiceContext
**getServiceContext**(): [`ServiceContext`](ServiceContext.md)
#### Returns
[`ServiceContext`](ServiceContext.md)
#### Defined in
[Retriever.ts:10](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Retriever.ts#L10)
___
### retrieve
**retrieve**(`query`, `parentEvent?`): `Promise`<[`NodeWithScore`](NodeWithScore.md)[]\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `query` | `string` |
| `parentEvent?` | [`Event`](Event.md) |
#### Returns
`Promise`<[`NodeWithScore`](NodeWithScore.md)[]\>
#### Defined in
[Retriever.ts:9](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Retriever.ts#L9)
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---
id: "BaseTool"
title: "Interface: BaseTool"
sidebar_label: "BaseTool"
sidebar_position: 0
custom_edit_url: null
---
Simple Tool interface. Likely to change.
## Hierarchy
- **`BaseTool`**
↳ [`QueryEngineTool`](QueryEngineTool.md)
## Properties
### metadata
**metadata**: [`ToolMetadata`](ToolMetadata.md)
#### Defined in
[Tool.ts:12](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Tool.ts#L12)
@@ -0,0 +1,54 @@
---
id: "ChatEngine"
title: "Interface: ChatEngine"
sidebar_label: "ChatEngine"
sidebar_position: 0
custom_edit_url: null
---
A ChatEngine is used to handle back and forth chats between the application and the LLM.
## Implemented by
- [`CondenseQuestionChatEngine`](../classes/CondenseQuestionChatEngine.md)
- [`ContextChatEngine`](../classes/ContextChatEngine.md)
- [`SimpleChatEngine`](../classes/SimpleChatEngine.md)
## Methods
### chat
**chat**(`message`, `chatHistory?`): `Promise`<[`Response`](../classes/Response.md)\>
Send message along with the class's current chat history to the LLM.
#### Parameters
| Name | Type | Description |
| :------ | :------ | :------ |
| `message` | `string` | |
| `chatHistory?` | [`ChatMessage`](ChatMessage.md)[] | optional chat history if you want to customize the chat history |
#### Returns
`Promise`<[`Response`](../classes/Response.md)\>
#### Defined in
[ChatEngine.ts:25](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L25)
___
### reset
**reset**(): `void`
Resets the chat history so that it's empty.
#### Returns
`void`
#### Defined in
[ChatEngine.ts:30](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ChatEngine.ts#L30)
@@ -0,0 +1,27 @@
---
id: "ChatMessage"
title: "Interface: ChatMessage"
sidebar_label: "ChatMessage"
sidebar_position: 0
custom_edit_url: null
---
## Properties
### content
**content**: `string`
#### Defined in
[llm/LLM.ts:28](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L28)
___
### role
**role**: [`MessageType`](../modules.md#messagetype)
#### Defined in
[llm/LLM.ts:29](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L29)
@@ -0,0 +1,37 @@
---
id: "ChatResponse"
title: "Interface: ChatResponse"
sidebar_label: "ChatResponse"
sidebar_position: 0
custom_edit_url: null
---
## Properties
### delta
`Optional` **delta**: `string`
#### Defined in
[llm/LLM.ts:35](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L35)
___
### message
**message**: [`ChatMessage`](ChatMessage.md)
#### Defined in
[llm/LLM.ts:33](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L33)
___
### raw
`Optional` **raw**: `Record`<`string`, `any`\>
#### Defined in
[llm/LLM.ts:34](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L34)
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---
id: "Event"
title: "Interface: Event"
sidebar_label: "Event"
sidebar_position: 0
custom_edit_url: null
---
## Properties
### id
**id**: `string`
#### Defined in
[callbacks/CallbackManager.ts:13](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/callbacks/CallbackManager.ts#L13)
___
### parentId
`Optional` **parentId**: `string`
#### Defined in
[callbacks/CallbackManager.ts:16](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/callbacks/CallbackManager.ts#L16)
___
### tags
`Optional` **tags**: [`EventTag`](../modules.md#eventtag)[]
#### Defined in
[callbacks/CallbackManager.ts:15](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/callbacks/CallbackManager.ts#L15)
___
### type
**type**: [`EventType`](../modules.md#eventtype)
#### Defined in
[callbacks/CallbackManager.ts:14](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/callbacks/CallbackManager.ts#L14)
@@ -0,0 +1,37 @@
---
id: "ExactMatchFilter"
title: "Interface: ExactMatchFilter"
sidebar_label: "ExactMatchFilter"
sidebar_position: 0
custom_edit_url: null
---
## Properties
### filterType
**filterType**: ``"ExactMatch"``
#### Defined in
[storage/vectorStore/types.ts:24](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L24)
___
### key
• **key**: `string`
#### Defined in
[storage/vectorStore/types.ts:25](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L25)
___
### value
• **value**: `string` \| `number`
#### Defined in
[storage/vectorStore/types.ts:26](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L26)
@@ -0,0 +1,100 @@
---
id: "GenericFileSystem"
title: "Interface: GenericFileSystem"
sidebar_label: "GenericFileSystem"
sidebar_position: 0
custom_edit_url: null
---
A filesystem interface that is meant to be compatible with
the 'fs' module from Node.js.
Allows for the use of similar inteface implementation on
browsers.
## Implemented by
- [`InMemoryFileSystem`](../classes/InMemoryFileSystem.md)
## Methods
### access
**access**(`path`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `path` | `string` |
#### Returns
`Promise`<`void`\>
#### Defined in
[storage/FileSystem.ts:12](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/FileSystem.ts#L12)
___
### mkdir
**mkdir**(`path`, `options?`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `path` | `string` |
| `options?` | `any` |
#### Returns
`Promise`<`void`\>
#### Defined in
[storage/FileSystem.ts:13](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/FileSystem.ts#L13)
___
### readFile
**readFile**(`path`, `options?`): `Promise`<`string`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `path` | `string` |
| `options?` | `any` |
#### Returns
`Promise`<`string`\>
#### Defined in
[storage/FileSystem.ts:11](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/FileSystem.ts#L11)
___
### writeFile
**writeFile**(`path`, `content`, `options?`): `Promise`<`void`\>
#### Parameters
| Name | Type |
| :------ | :------ |
| `path` | `string` |
| `content` | `string` |
| `options?` | `any` |
#### Returns
`Promise`<`void`\>
#### Defined in
[storage/FileSystem.ts:10](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/FileSystem.ts#L10)
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---
id: "LLM"
title: "Interface: LLM"
sidebar_label: "LLM"
sidebar_position: 0
custom_edit_url: null
---
Unified language model interface
## Implemented by
- [`Anthropic`](../classes/Anthropic.md)
- [`LlamaDeuce`](../classes/LlamaDeuce.md)
- [`OpenAI`](../classes/OpenAI.md)
## Methods
### chat
**chat**(`messages`, `parentEvent?`): `Promise`<[`ChatResponse`](ChatResponse.md)\>
Get a chat response from the LLM
#### Parameters
| Name | Type |
| :------ | :------ |
| `messages` | [`ChatMessage`](ChatMessage.md)[] |
| `parentEvent?` | [`Event`](Event.md) |
#### Returns
`Promise`<[`ChatResponse`](ChatResponse.md)\>
#### Defined in
[llm/LLM.ts:49](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L49)
___
### complete
**complete**(`prompt`, `parentEvent?`): `Promise`<[`ChatResponse`](ChatResponse.md)\>
Get a prompt completion from the LLM
#### Parameters
| Name | Type | Description |
| :------ | :------ | :------ |
| `prompt` | `string` | the prompt to complete |
| `parentEvent?` | [`Event`](Event.md) | - |
#### Returns
`Promise`<[`ChatResponse`](ChatResponse.md)\>
#### Defined in
[llm/LLM.ts:55](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/llm/LLM.ts#L55)
@@ -0,0 +1,17 @@
---
id: "MetadataFilters"
title: "Interface: MetadataFilters"
sidebar_label: "MetadataFilters"
sidebar_position: 0
custom_edit_url: null
---
## Properties
### filters
**filters**: [`ExactMatchFilter`](ExactMatchFilter.md)[]
#### Defined in
[storage/vectorStore/types.ts:30](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L30)
@@ -0,0 +1,37 @@
---
id: "MetadataInfo"
title: "Interface: MetadataInfo"
sidebar_label: "MetadataInfo"
sidebar_position: 0
custom_edit_url: null
---
## Properties
### description
**description**: `string`
#### Defined in
[storage/vectorStore/types.ts:42](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L42)
___
### name
**name**: `string`
#### Defined in
[storage/vectorStore/types.ts:40](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L40)
___
### type
**type**: `string`
#### Defined in
[storage/vectorStore/types.ts:41](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L41)
@@ -0,0 +1,37 @@
---
id: "NodeParser"
title: "Interface: NodeParser"
sidebar_label: "NodeParser"
sidebar_position: 0
custom_edit_url: null
---
A NodeParser generates TextNodes from Documents
## Implemented by
- [`SimpleNodeParser`](../classes/SimpleNodeParser.md)
## Methods
### getNodesFromDocuments
**getNodesFromDocuments**(`documents`): [`TextNode`](../classes/TextNode.md)[]
Generates an array of nodes from an array of documents.
#### Parameters
| Name | Type | Description |
| :------ | :------ | :------ |
| `documents` | [`Document`](../classes/Document.md)[] | The documents to generate nodes from. |
#### Returns
[`TextNode`](../classes/TextNode.md)[]
An array of nodes.
#### Defined in
[NodeParser.ts:73](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/NodeParser.ts#L73)
@@ -0,0 +1,29 @@
---
id: "NodeWithEmbedding"
title: "Interface: NodeWithEmbedding"
sidebar_label: "NodeWithEmbedding"
sidebar_position: 0
custom_edit_url: null
---
A node with an embedding
## Properties
### embedding
**embedding**: `number`[]
#### Defined in
[Node.ts:305](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L305)
___
### node
**node**: [`BaseNode`](../classes/BaseNode.md)
#### Defined in
[Node.ts:304](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L304)
@@ -0,0 +1,29 @@
---
id: "NodeWithScore"
title: "Interface: NodeWithScore"
sidebar_label: "NodeWithScore"
sidebar_position: 0
custom_edit_url: null
---
A node with a similarity score
## Properties
### node
**node**: [`BaseNode`](../classes/BaseNode.md)
#### Defined in
[Node.ts:296](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L296)
___
### score
**score**: `number`
#### Defined in
[Node.ts:297](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L297)
@@ -0,0 +1,39 @@
---
id: "QueryEngineTool"
title: "Interface: QueryEngineTool"
sidebar_label: "QueryEngineTool"
sidebar_position: 0
custom_edit_url: null
---
A Tool that uses a QueryEngine.
## Hierarchy
- [`BaseTool`](BaseTool.md)
**`QueryEngineTool`**
## Properties
### metadata
**metadata**: [`ToolMetadata`](ToolMetadata.md)
#### Inherited from
[BaseTool](BaseTool.md).[metadata](BaseTool.md#metadata)
#### Defined in
[Tool.ts:12](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Tool.ts#L12)
___
### queryEngine
**queryEngine**: [`BaseQueryEngine`](BaseQueryEngine.md)
#### Defined in
[Tool.ts:19](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Tool.ts#L19)
@@ -0,0 +1,47 @@
---
id: "RelatedNodeInfo"
title: "Interface: RelatedNodeInfo"
sidebar_label: "RelatedNodeInfo"
sidebar_position: 0
custom_edit_url: null
---
## Properties
### hash
`Optional` **hash**: `string`
#### Defined in
[Node.ts:30](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L30)
___
### metadata
**metadata**: `Record`<`string`, `any`\>
#### Defined in
[Node.ts:29](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L29)
___
### nodeId
**nodeId**: `string`
#### Defined in
[Node.ts:27](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L27)
___
### nodeType
`Optional` **nodeType**: [`ObjectType`](../enums/ObjectType.md)
#### Defined in
[Node.ts:28](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/Node.ts#L28)
@@ -0,0 +1,47 @@
---
id: "RetrievalCallbackResponse"
title: "Interface: RetrievalCallbackResponse"
sidebar_label: "RetrievalCallbackResponse"
sidebar_position: 0
custom_edit_url: null
---
## Hierarchy
- `BaseCallbackResponse`
**`RetrievalCallbackResponse`**
## Properties
### event
**event**: [`Event`](Event.md)
#### Inherited from
BaseCallbackResponse.event
#### Defined in
[callbacks/CallbackManager.ts:20](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/callbacks/CallbackManager.ts#L20)
___
### nodes
**nodes**: [`NodeWithScore`](NodeWithScore.md)[]
#### Defined in
[callbacks/CallbackManager.ts:46](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/callbacks/CallbackManager.ts#L46)
___
### query
**query**: `string`
#### Defined in
[callbacks/CallbackManager.ts:45](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/callbacks/CallbackManager.ts#L45)
@@ -0,0 +1,59 @@
---
id: "ServiceContext"
title: "Interface: ServiceContext"
sidebar_label: "ServiceContext"
sidebar_position: 0
custom_edit_url: null
---
The ServiceContext is a collection of components that are used in different parts of the application.
## Properties
### callbackManager
**callbackManager**: [`CallbackManager`](../classes/CallbackManager.md)
#### Defined in
[ServiceContext.ts:15](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ServiceContext.ts#L15)
___
### embedModel
**embedModel**: [`BaseEmbedding`](../classes/BaseEmbedding.md)
#### Defined in
[ServiceContext.ts:13](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ServiceContext.ts#L13)
___
### llm
**llm**: [`LLM`](LLM.md)
#### Defined in
[ServiceContext.ts:11](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ServiceContext.ts#L11)
___
### nodeParser
**nodeParser**: [`NodeParser`](NodeParser.md)
#### Defined in
[ServiceContext.ts:14](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ServiceContext.ts#L14)
___
### promptHelper
**promptHelper**: `PromptHelper`
#### Defined in
[ServiceContext.ts:12](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ServiceContext.ts#L12)

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