@langchain/cerebras

This package contains the LangChain.js integrations for Cerebras via the @cerebras/cerebras_cloud_sdk package.

Installation

npm install @langchain/cerebras @langchain/core

Chat models

This package adds support for Cerebras chat model inference.

Set the necessary environment variable (or pass it in via the constructor):

export CEREBRAS_API_KEY=

import { ChatCerebras } from "@langchain/cerebras";
import { HumanMessage } from "@langchain/core/messages";

const model = new ChatCerebras({
  apiKey: process.env.CEREBRAS_API_KEY, // Default value.
});

const message = new HumanMessage("What color is the sky?");

const res = await model.invoke([message]);

Development

To develop the @langchain/cerebras package, you'll need to follow these instructions:

Install dependencies

pnpm install

Build the package

pnpm build

Or from the repo root:

pnpm build --filter @langchain/cerebras

Run tests

Test files should live within a tests/ file in the src/ folder. Unit tests should end in .test.ts and integration tests should end in .int.test.ts:

$ pnpm test
$ pnpm test:int

Lint & Format

Run the linter & formatter to ensure your code is up to standard:

pnpm lint && pnpm format

Adding new entrypoints

If you add a new file to be exported, either import & re-export from src/index.ts, or add it to the exports field in the package.json file and run pnpm build to generate the new entrypoint.