feat: add together AI vector index example

examples/together-ai/vector-index.ts

@@ -0,0 +1,39 @@
+import fs from "node:fs/promises";
+
+import {
+  Document,
+  TogetherEmbedding,
+  TogetherLLM,
+  VectorStoreIndex,
+  serviceContextFromDefaults,
+} from "llamaindex";
+
+async function main() {
+  const apiKey = process.env.TOGETHER_API_KEY;
+  if (!apiKey) {
+    throw new Error("Missing TOGETHER_API_KEY");
+  }
+  const path = require.resolve("llamaindex/examples/abramov.txt");
+  const essay = await fs.readFile(path, "utf-8");
+
+  const document = new Document({ text: essay, id_: path });
+
+  const serviceContext = serviceContextFromDefaults({
+    llm: new TogetherLLM({ model: "mistralai/Mixtral-8x7B-Instruct-v0.1" }),
+    embedModel: new TogetherEmbedding(),
+  });
+
+  const index = await VectorStoreIndex.fromDocuments([document], {
+    serviceContext,
+  });
+
+  const queryEngine = index.asQueryEngine();
+
+  const response = await queryEngine.query(
+    "What did the author do in college?",
+  );
+
+  console.log(response.toString());
+}
+
+main().catch(console.error);

packages/core/package.json

@@ -49,7 +49,8 @@
       "types": "./dist/index.d.mts",
       "import": "./dist/index.mjs",
       "require": "./dist/index.js"
-    }
+    },
+    "./examples/*": "./examples/*"
   },
   "files": [
     "dist",