langchain-llama-stack 0.0.4

An integration package connecting LlamaStack and LangChain

langchain-llama-stack

This package contains the LangChain integration with Llama Stack.

Installation

pip install -U langchain-llama-stack

If your Llama Stack distribution requires credentials, use the LLAMA_STACK_API_KEY environment variable.

If your Llama Stack distribution server is not running on http://localhost:8321, use the LLAMA_STACK_BASE_URL environment variable.

Chat Models

ChatLlamaStack class exposes chat models, which are hosted at /v1/inference/chat-completion on your Llama Stack distribution server.

from langchain_llama_stack import ChatLlamaStack

llm = ChatLlamaStack(model="meta/llama-3.1-8b-instruct")
llm.invoke("Sing a ballad of LangChain.")