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2 Commits

Author SHA1 Message Date
Sourabh Desai cd24ebf926 fix instantiation 2023-07-17 22:32:53 +00:00
Sourabh Desai 52f8ca133c small improvements to listindex instantiation 2023-07-17 22:31:46 +00:00
280 changed files with 2748 additions and 25658 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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{
"$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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---
"llamaindex": patch
---
OpenAI v4 (final), Anthropic 0.6, Replicate 0.16.1
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---
"llamaindex": patch
---
Breaking: Removed NodeWithEmbeddings (just use BaseNode)
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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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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 ...
@@ -1,25 +0,0 @@
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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# vercel
.vercel
dist/
storage/
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{
"editor.tabSize": 2,
"editor.formatOnSave": true,
"editor.defaultFormatter": "esbenp.prettier-vscode",
"[xml]": {
"editor.defaultFormatter": "redhat.vscode-xml"
}
"editor.defaultFormatter": "esbenp.prettier-vscode"
}
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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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# LlamaIndex.TS
# LlamaScript: LlamaIndex for TS/JS
LlamaIndex is a data framework for your LLM application.
## Structure
Use your own data with large language models (LLMs, OpenAI ChatGPT and others) in Typescript and Javascript.
This is a monorepo built with Turborepo
Documentation: https://ts.llamaindex.ai/
Right now there are two packages of importance:
## What is LlamaIndex.TS?
packages/core which is the main NPM library @llamaindex/core
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.
apps/simple is where the demo code lives
## Getting started with an example:
### Turborepo docs
LlamaIndex.TS requries Node v18 or higher. You can download it from https://nodejs.org or use https://nvm.sh (our preferred option).
You can checkout how Turborepo works using the built in [README-turborepo.md](README-turborepo.md)
In a new folder:
## Getting Started
```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
Install NodeJS. Preferably v18 using nvm or n.
Inside the llamascript directory:
```
npm i -g pnpm ts-node
pnpm install
```
Create the file example.ts
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.
```ts
// example.ts
import fs from "fs/promises";
import { Document, VectorStoreIndex } from "llamaindex";
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).
async function main() {
// Load essay from abramov.txt in Node
const essay = await fs.readFile(
"node_modules/llamaindex/examples/abramov.txt",
"utf-8"
);
### Running Typescript
// Create Document object with essay
const document = new Document({ text: essay });
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.
// Split text and create embeddings. Store them in a VectorStoreIndex
const index = await VectorStoreIndex.fromDocuments([document]);
### Test cases
// Query the index
const queryEngine = index.asQueryEngine();
const response = await queryEngine.query(
"What did the author do in college?"
);
To run them, run
// Output response
console.log(response.toString());
}
main();
```
pnpm run test
```
Then you can run it using
To write new test cases write them in packages/core/src/tests
```bash
pnpm dlx ts-node example.ts
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]
```
## Playground
To install packages for every package or application run
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
```
pnpm add -w [NPM Package]
```
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module.exports = {
root: true,
extends: ["custom"],
};
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# Dependencies
/node_modules
# See https://help.github.com/articles/ignoring-files/ for more about ignoring files.
# Production
# dependencies
/node_modules
/.pnp
.pnp.js
# testing
/coverage
# next.js
/.next/
/out/
# production
/build
# Generated files
.docusaurus
.cache-loader
# Misc
# 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
npm-debug.log*
yarn-debug.log*
yarn-error.log*
# vercel
.vercel
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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)
@@ -1,81 +0,0 @@
---
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)
-308
View File
@@ -1,308 +0,0 @@
---
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)
@@ -1,83 +0,0 @@
---
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)
@@ -1,106 +0,0 @@
---
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)
@@ -1,148 +0,0 @@
---
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)
@@ -1,111 +0,0 @@
---
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)
-492
View File
@@ -1,492 +0,0 @@
---
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)
@@ -1,129 +0,0 @@
---
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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@@ -1,161 +0,0 @@
---
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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@@ -1,502 +0,0 @@
---
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)
@@ -1,84 +0,0 @@
---
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)
@@ -1,137 +0,0 @@
---
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)
@@ -1,82 +0,0 @@
---
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)
@@ -1,177 +0,0 @@
---
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)
@@ -1,69 +0,0 @@
---
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)
@@ -1,77 +0,0 @@
---
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)
@@ -1,238 +0,0 @@
---
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)
@@ -1,96 +0,0 @@
---
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)
@@ -1,43 +0,0 @@
---
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)
@@ -1,480 +0,0 @@
---
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)
@@ -1,234 +0,0 @@
---
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)
@@ -1,120 +0,0 @@
---
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)
@@ -1,75 +0,0 @@
---
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)
@@ -1,283 +0,0 @@
---
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` | [`BaseNode`](BaseNode.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:77](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L77)
___
### 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:146](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L146)
___
### 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:88](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L88)
___
### toDict
**toDict**(): `SimpleVectorStoreData`
#### Returns
`SimpleVectorStoreData`
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:196](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L196)
___
### fromDict
`Static` **fromDict**(`saveDict`): [`SimpleVectorStore`](SimpleVectorStore.md)
#### Parameters
| Name | Type |
| :------ | :------ |
| `saveDict` | `SimpleVectorStoreData` |
#### Returns
[`SimpleVectorStore`](SimpleVectorStore.md)
#### Defined in
[storage/vectorStore/SimpleVectorStore.ts:189](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L189)
___
### 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:159](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/SimpleVectorStore.ts#L159)
@@ -1,67 +0,0 @@
---
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)
@@ -1,143 +0,0 @@
---
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)
@@ -1,44 +0,0 @@
---
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
@@ -1,472 +0,0 @@
---
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)
@@ -1,65 +0,0 @@
---
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)
@@ -1,104 +0,0 @@
---
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)
@@ -1,347 +0,0 @@
---
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:31](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L31)
## 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:29](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L29)
## 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:216](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L216)
___
### 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:212](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L212)
___
### 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:252](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L252)
___
### 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:227](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L227)
___
### 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:143](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L143)
___
### 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:187](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L187)
___
### getNodeEmbeddingResults
`Static` **getNodeEmbeddingResults**(`nodes`, `serviceContext`, `logProgress?`): `Promise`<[`BaseNode`](BaseNode.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`<[`BaseNode`](BaseNode.md)[]\>
#### Defined in
[indices/vectorStore/VectorStoreIndex.ts:114](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L114)
___
### 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:42](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/indices/vectorStore/VectorStoreIndex.ts#L42)
@@ -1,2 +0,0 @@
label: "Classes"
position: 3
@@ -1,47 +0,0 @@
---
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)
@@ -1,27 +0,0 @@
---
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)
@@ -1,27 +0,0 @@
---
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)
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@@ -1,47 +0,0 @@
---
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)
@@ -1,57 +0,0 @@
---
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
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@@ -1,47 +0,0 @@
---
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)
@@ -1,40 +0,0 @@
---
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)
@@ -1,77 +0,0 @@
---
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:11](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L11)
___
### HYBRID
• **HYBRID** = ``"hybrid"``
#### Defined in
[storage/vectorStore/types.ts:13](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L13)
___
### LINEAR\_REGRESSION
• **LINEAR\_REGRESSION** = ``"linear_regression"``
#### Defined in
[storage/vectorStore/types.ts:17](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L17)
___
### LOGISTIC\_REGRESSION
• **LOGISTIC\_REGRESSION** = ``"logistic_regression"``
#### Defined in
[storage/vectorStore/types.ts:16](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L16)
___
### MMR
• **MMR** = ``"mmr"``
#### Defined in
[storage/vectorStore/types.ts:19](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L19)
___
### SPARSE
• **SPARSE** = ``"sparse"``
#### Defined in
[storage/vectorStore/types.ts:12](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L12)
___
### SVM
• **SVM** = ``"svm"``
#### Defined in
[storage/vectorStore/types.ts:15](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L15)
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@@ -1,2 +0,0 @@
label: "Enumerations"
position: 2
-107
View File
@@ -1,107 +0,0 @@
---
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
@@ -1,79 +0,0 @@
---
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)
@@ -1,59 +0,0 @@
---
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)
@@ -1,37 +0,0 @@
---
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)
@@ -1,34 +0,0 @@
---
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)
@@ -1,35 +0,0 @@
---
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)
@@ -1,50 +0,0 @@
---
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)
-25
View File
@@ -1,25 +0,0 @@
---
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)
@@ -1,54 +0,0 @@
---
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)
@@ -1,27 +0,0 @@
---
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)
@@ -1,37 +0,0 @@
---
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)
-47
View File
@@ -1,47 +0,0 @@
---
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)
@@ -1,37 +0,0 @@
---
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:23](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L23)
___
### key
• **key**: `string`
#### Defined in
[storage/vectorStore/types.ts:24](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L24)
___
### value
• **value**: `string` \| `number`
#### Defined in
[storage/vectorStore/types.ts:25](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L25)
@@ -1,100 +0,0 @@
---
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)
-61
View File
@@ -1,61 +0,0 @@
---
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)
@@ -1,17 +0,0 @@
---
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:29](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L29)
@@ -1,37 +0,0 @@
---
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:41](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L41)
___
### name
**name**: `string`
#### Defined in
[storage/vectorStore/types.ts:39](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L39)
___
### type
**type**: `string`
#### Defined in
[storage/vectorStore/types.ts:40](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/vectorStore/types.ts#L40)
@@ -1,37 +0,0 @@
---
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)
@@ -1,29 +0,0 @@
---
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)
@@ -1,39 +0,0 @@
---
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)
@@ -1,47 +0,0 @@
---
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)
@@ -1,47 +0,0 @@
---
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)
@@ -1,59 +0,0 @@
---
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)
@@ -1,77 +0,0 @@
---
id: "ServiceContextOptions"
title: "Interface: ServiceContextOptions"
sidebar_label: "ServiceContextOptions"
sidebar_position: 0
custom_edit_url: null
---
## Properties
### callbackManager
`Optional` **callbackManager**: [`CallbackManager`](../classes/CallbackManager.md)
#### Defined in
[ServiceContext.ts:24](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ServiceContext.ts#L24)
___
### chunkOverlap
`Optional` **chunkOverlap**: `number`
#### Defined in
[ServiceContext.ts:27](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ServiceContext.ts#L27)
___
### chunkSize
`Optional` **chunkSize**: `number`
#### Defined in
[ServiceContext.ts:26](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ServiceContext.ts#L26)
___
### embedModel
`Optional` **embedModel**: [`BaseEmbedding`](../classes/BaseEmbedding.md)
#### Defined in
[ServiceContext.ts:22](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ServiceContext.ts#L22)
___
### llm
`Optional` **llm**: [`LLM`](LLM.md)
#### Defined in
[ServiceContext.ts:20](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ServiceContext.ts#L20)
___
### nodeParser
`Optional` **nodeParser**: [`NodeParser`](NodeParser.md)
#### Defined in
[ServiceContext.ts:23](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ServiceContext.ts#L23)
___
### promptHelper
`Optional` **promptHelper**: `PromptHelper`
#### Defined in
[ServiceContext.ts:21](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/ServiceContext.ts#L21)
@@ -1,37 +0,0 @@
---
id: "StorageContext"
title: "Interface: StorageContext"
sidebar_label: "StorageContext"
sidebar_position: 0
custom_edit_url: null
---
## Properties
### docStore
**docStore**: `BaseDocumentStore`
#### Defined in
[storage/StorageContext.ts:15](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/StorageContext.ts#L15)
___
### indexStore
**indexStore**: `BaseIndexStore`
#### Defined in
[storage/StorageContext.ts:16](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/StorageContext.ts#L16)
___
### vectorStore
**vectorStore**: [`VectorStore`](VectorStore.md)
#### Defined in
[storage/StorageContext.ts:17](https://github.com/run-llama/LlamaIndexTS/blob/main/packages/core/src/storage/StorageContext.ts#L17)

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