LangChain Reference home page

GitHub
Main Docs

Overview
Chat Models
Embeddings
Retrievers
Rerankers

Google GenAI (Gemini)

Google Vertex AI

IBM

⌘I

LangChain Assistant

Ask a question to get started

Enter to send•Shift+Enter new line

Menu

Overview Chat Models Embeddings Retrievers Rerankers

Google GenAI (Gemini)

Google Vertex AI

Language

Theme

Pythonlangchain-cohererag_retrieversCohereRagRetrieverllm

Attribute●Since v0.1

llm

Copy

llm: BaseChatModel

View source on GitHub

Cohere ChatModel to use.