LangChain.js support for Google Vertex AI
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LangChain integration for Pinecone's vector database
SDK for integrating Braintrust with LangChain.js
langchain redis checkpoint saver
The **[AI SDK](https://ai-sdk.dev)** LangChain adapter provides seamless integration between [LangChain](https://langchain.com/) and the AI SDK, enabling you to use LangChain agents and graphs with AI SDK UI components.
LangGraph.js adapter for darwin-agents — wrap self-evolving Darwin agents as StateGraph nodes with zero hard deps.
An Azure Storage Blob solution to store checkpoints when using Event Hubs.
OpenInference Instrumentation for LangChain.js
AtomicMemory adapter for LangGraph JS - state-graph node factories around an injected MemoryClient.
Langfuse integration for OpenAI SDK
OpenInference-compatible observability for AG-Kit
Deepseek integration for LangChain.js
LangGraph checkpointer backed by Typesense
LangChain.js integration for the Qdrant vector database
xAI integration for LangChain.js
KeeperHub tools for LangChain — use onchain workflow automation inside any LangChain agent
Official Chainmatics SDK for building AI-powered chat, tools, and agent systems. Part of the Glirastes platform.
OpenRouter integration for LangChain.js
LangChain.js chat model adapter for OpenAI Codex SDK.
Use Aerostack workspace tools as LangChain.js tools
LangChain.js tools wrapping Toolstem MCP servers (Finance + SEC EDGAR) with x402 USDC micropayments.
In-memory key-value store with history! Keys are strings, values are any type.
The LangChain provider for Composio SDK, providing seamless integration with LangChain's ecosystem and tools.