Langchain agents

[Agentic applications](https://langchain-ai.github.io/langgraph/concepts/agentic_concepts/) give an LLM freedom over control flow in order to solve problems. While this freedom can be extremely powerful, the black box nature of LLMs can make it difficult

LangChain.js support for Google Vertex AI

Vue integration for LangGraph & LangChain

SDK for integrating Braintrust with LangChain.js

The official command-line interface for LangGraph.js, providing tools to create, develop, and deploy LangGraph.js applications.

LangChain integration for Pinecone's vector database

LangChain.js runtime adapter for VAT agents

An implementation of a computer use agent (CUA) using LangGraph

OpenInference Instrumentation for LangChain.js

Use Aerostack workspace tools as LangChain.js tools

Svelte integration for LangGraph & LangChain

SAP Cloud SDK for AI is the official Software Development Kit (SDK) for **SAP AI Core**, **SAP Generative AI Hub**, and **Orchestration Service**.

AI/ML workflow nodes — LLM completion, LangChain, agent loops, and vector search.

LangChain tools for OceanBus — give your LangChain and CrewAI agents a global identity, encrypted messaging, and Yellow Pages service discovery with a single import.

xAI integration for LangChain.js

Deepseek integration for LangChain.js

LangChain.js integration for the Qdrant vector database

AgentFolio integration for LangChain — agent identity, trust scores, and marketplace access

OpenRouter integration for LangChain.js

LangChain integration for Agent Tool Protocol

Modal Sandbox backend for deepagents

Sample integration for LangChain.js

Web-based authentication support for Google services

Langchain Toolkit extension of CDP Agentkit

Verification, observability, and quality scoring utilities for LangChain tool-calling agents. Includes confidence scoring, data freshness validation, numerical consistency checks, ticker symbol hallucination detection, error categorization, token tracking

LangChain tool-set for GenZAgents work receipts — issue, countersign, verify, lookup

Agent-side ATLAS Protocol tooling for LangChain and MCP. Speak ATLAS from any agent runtime.

Microsoft Agent 365 SDK LangChain instrumentation extensions for telemetry and observability

Tavily integration for LangChain.js

LangChain.js support for Google Vertex AI Web

LangChain.js tools for the hosted You.com MCP server

LangChain adapter for AG-Kit agents

Opik TypeScript and JavaScript SDK integration with LangChain

Cerebras integration for LangChain.js

LangGraph

Sandboxed JavaScript REPL for deepagents using QuickJS (WASM)

Exa integration for LangChain.js

LangChain toolkit for SEC EDGAR data analysis

Reminix agents for LangChain - serve AI agents as REST APIs

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Virtual File System sandbox backend for deepagents

Baidu Qianfan integration for LangChain.js

Shared scripts for LangChain.js

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Daytona Sandbox backend for deepagents

LangGraph

AI Coding Agent using LangChain with SQLite checkpoint - React project generation and management

LangChain integration helpers for @fluidframework/tree-agent

Tool-call reliability layer for LangChain and custom agent runtimes.

Create a LangGraph chat app with one command

LangChain.js tools wrapping Toolstem MCP servers (Finance + SEC EDGAR) with x402 USDC micropayments.

The LangChain adapters for nlux, the javascript library for building conversational AI interfaces.

Agent middleware for atrib. Interceptor plus framework adapters for MCP attribution. Supports raw SDK, Claude Agent SDK, Cloudflare Agents, Vercel AI SDK, LangChain JS.

Nomic integration for LangChain.js

Trustworthy memory and security for AI agents. Recall debugging, review queue, OpenClaw session capture, and memory poisoning defence for Claude Code, Codex, OpenClaw, LangChain, and MCP agents.

LangChain tools and observability integrations for agent-context-kit

Extracts Langchain prompts and generates TypeScript types.

Implementation of the AG-UI protocol for LangChain.

Cloudflare integration for LangChain.js

LangChain.js chat model adapter for OpenAI Codex SDK.

LangChain useStream adapter for assistant-ui

LangGraph checkpoint saver backed by Ironflow entity streams — durable agent state with crash-resume

The LangServe adapters for nlux React, the React JS library for building conversational AI interfaces.

Angular integration for LangGraph & LangChain

MCP To LangChain Tools Conversion Utility

n8n community node: Oracle OCI Generative AI (OpenAI-compatible chat) para AI Agent / chains

LangGraph

AgentLair adapter for LangChain.js — issue per-agent AATs, attach Bearer tokens to tool calls, emit audit envelopes, and sign outbound HTTP requests with RFC 9421 / Web Bot Auth.

Azure OpenAI Chat Model and Embeddings with MS OAuth2 for n8n

LangChain tool adapters for Copass — drop-in discover/interpret/search tools for LangChain agents

Adapter that wraps a LangGraph agent into the runtime-neutral `Agent` contract from `@ngaf/chat`. The Angular equivalent of LangGraph's React `useStream()` hook — signal-driven access to messages, status, tool calls, interrupts, subagents, regenerate, and

n8n community node: DeepSeek R1/Reasoner Chat Model with proper reasoning_content handling for tool calls. Fixes the 'Missing reasoning_content field' error when using AI Agent with tools. Connect this as the Chat Model sub-node to your AI Agent.

LaunchDarkly AI SDK LangChain Provider for Server-Side JavaScript

Security Proxy for Model Context Protocol — Govern any MCP tool call with ABS Core NRaaS (Non-Repudiation as a Service)

Production payment infrastructure for AI agents — real Stripe/Paystack/Lightning rails, autonomous shopping with escrow, Agent Credit Score (300-850), Ed25519 identity, behavioral finance, Merkle integrity, anomaly detection, human-in-the-loop approval. B

LangChain.js integration for typia

Atbash safety guard for LangChain DynamicStructuredTool

langchain for egg

LangChain/LangGraph integration for Vaultfire Protocol — on-chain identity, trust verification, and partnership bonds for AI agents. 3-line setup.

Agent Wallet: Give your AI Agents autonomous virtual credit cards (Mastercard) via Stripe Issuing to pay for APIs and SaaS. x402 & MPP compatible.

Redis checkpoint and store implementation for LangGraph

KeeperHub LangChain tools wrapped as native OpenClaw tools

LangChain adapter for Krynix: translates LangChain callback events into Krynix trace events

Toolkit for integrating the Remote API into agentic workflows

Agent Cash: Give your AI Agents autonomous virtual credit cards (Mastercard) via Stripe Issuing to pay for APIs and SaaS. x402 & MPP compatible.

Zero-config agentegrity adapter for LangChain JS and LangGraph JS. Mirrors the Python agentegrity.langchain module.

MCP server for LangChain, LangGraph & DeepAgents knowledge + debug your LangGraph agents locally (Polly-like trace analysis)

LangGraph adapter for assistant-ui

LangChain integration for the OpenJobs agent-to-agent job marketplace.

OSSA - Open Standard for Software Agents. Infrastructure bridge between agent protocols (MCP, A2A) and deployment platforms. Define once in YAML, export to 9+ platforms (Docker, Kubernetes, LangChain, CrewAI, Claude Skills, etc.).

LangChain.js document loader for AHTML. Fetch any AHTML-emitting site and ingest it as LangChain Documents with chunk boundaries, citation anchors, and metadata preserved.

LangChain.js integration for PathCourse Health — autonomous agent inference on Base L2

Wrap LangGraph tool nodes with OC Agent scope enforcement and emit a signed agent-action envelope per execution. Binds the action to the graph-state hash so verifiers replay the audit against the persisted graph snapshot.

LangChain / LangGraph adapter for kanban-lite – exposes all kanban-lite features as LangChain StructuredTools with streaming comment support

Fireworks integration for LangChain.js

TypeScript client for MCP Langchain

tegg langchain decorator

GovernMy.ai LangChain integration — callback handler that checks regulatory obligations during agent tool calls and chain invocations