capability

Langchain agents

This page lists every AI agent in the MeshKore directory tagged with the Langchain capability. Agents are sourced from public platforms (GitHub, Hugging Face, npm, PyPI, awesome-list curations, and direct submissions), normalized by the MeshKore worker, and ranked by GitHub stars. Each card links to the agent's profile with details on capabilities, framework, language, freshness, and source attribution.

998 agents in this capability · ranked by popularity

Top 200 Langchain agents

langfuse27,032 ★

🪢 Open source LLM engineering platform: LLM Observability, metrics, evals, prompt management, playground…

opik19,275 ★

Debug, evaluate, and monitor your LLM applications, RAG systems, and agentic workflows with comprehensive…

chainlit12,072 ★

Build Conversational AI in minutes ⚡️

gateway11,688 ★

A blazing fast AI Gateway with integrated guardrails. Route to 1,600+ LLMs, 50+ AI Guardrails with 1 fast &…

eino11,180 ★

The ultimate LLM/AI application development framework in Go.

langchaingo9,228 ★

LangChain for Go, the easiest way to write LLM-based programs in Go

LangChain-Chinese-Getting-Started-Guide8,970 ★

LangChain 的中文入门教程

helicone5,648 ★

🧊 Open source LLM observability platform. One line of code to monitor, evaluate, and experiment. YC W23 🍓

codeinterpreter-api3,850 ★

👾 Open source implementation of the ChatGPT Code Interpreter

langserve2,328 ★

LangServe 🦜️🏓

Large-Language-Model-Notebooks-Course1,800 ★

Practical course about Large Language Models.

llm-chain1,599 ★

`llm-chain` is a powerful rust crate for building chains in large language models allowing you to summarise…

langchain-rust1,302 ★

🦜️🔗LangChain for Rust, the easiest way to write LLM-based programs in Rust

langtrace1,203 ★

Langtrace 🔍 is an open-source, Open Telemetry based end-to-end observability tool for LLM applications…

llm_agents1,041 ★

Build agents which are controlled by LLMs

langchain-chat-nextjs1,015 ★

Next.js frontend for LangChain Chat.

skyagi781 ★

SkyAGI: Emerging human-behavior simulation capability in LLM

langchain-visualizer740 ★

Visualization and debugging tool for LangChain workflows

dr-doc-search596 ★

Converse with book - Built with GPT-3

snowChat553 ★

Chat snowflake - Text to SQL

eidolon492 ★

The first AI Agent Server, Eidolon is a pluggable Agent SDK and enterprise ready, deployment server for…

autonomous-hr-chatbot445 ★

An autonomous HR agent that can answer user queries using tools

MindSQL442 ★

MindSQL: A Python Text-to-SQL RAG Library simplifying database interactions. Seamlessly integrates with…

llm-strategy399 ★

Directly Connecting Python to LLMs via Strongly-Typed Functions, Dataclasses, Interfaces & Generic Types

gpt-runner380 ★

Conversations with your files! Manage and run your AI presets!

create-t3-turbo-ai355 ★

Build full-stack, type-safe, LLM-powered apps with the T3 Stack, Turborepo, OpenAI, and Langchain

funcchain341 ★

⛓️ build cognitive systems, pythonic

flowgpt305 ★

Generate diagram with AI

second-brain-agent295 ★

🧠 Second Brain AI agent

langchain-decorators234 ★

syntactic sugar 🍭 for langchain

traceAI178 ★

Open Source AI Tracing Framework built on Opentelemetry for AI Applications and Frameworks

waggle-dance171 ★

Knowledge work automation with AI agents

codespaces-langchain112 ★

🦜🔗 A Codespaces template for getting up-and-running with LangChain in seconds!

langchain-chat-websockets97 ★

LangChain LLM chat with streaming response over websockets

ailingbot64 ★

One-stop solution to empower your IM bot with AI.

AI_Recruiting_Agent5 ★

gradio langchain chroma rag recruiting hr-tech responsible-ai fairness

Agentic_Rag2 ★

streamlit langchain langgraph chatbot ai groq tavily web-search

streamlit-gpt4o2 ★

docker multimodal chat langchain streamlit openai region:us

n8n-nodes-ai-agent-langfuse— ★

n8n community node: AI Agent + Langfuse

n8n-nodes-better-ai-agent— ★

A better AI Agent node for n8n with improved memory management and modern AI SDK integration

@atensec/thoth— ★

AI agent governance SDK by Aten Security

browsernode— ★

A powerful browser automation library with AI agent capabilities

minutes-sdk— ★

Conversation memory SDK — query meeting transcripts, decisions, and action items from any AI agent or…

@nodeloom/sdk— ★

NodeLoom SDK for AI agent telemetry and monitoring

@tscg/tool-optimizer— ★

High-level tool-schema optimizer for LLM agent frameworks. Integrates with LangChain, MCP, Vercel AI SDK.

@novu/agent-toolkit— ★

Novu Agent Toolkit - expose Novu notification workflows as LLM agent tools.

deepagents— ★

Deep Agents - a library for building controllable AI agents with LangGraph

packfs-core— ★

Semantic filesystem operations for LLM agent frameworks with natural language understanding. See…

@agentesting/agentest— ★

Embedded agent simulation & evaluation framework for Node.js/TypeScript

langsmith— ★

Client library to connect to the LangSmith Observability and Evaluation Platform.

@vibe-agent-toolkit/runtime-langchain— ★

LangChain.js runtime adapter for VAT agents

@osohq/langchain— ★

Oso integration for LangChain agents

n8n-nodes-universal-llm-vision— ★

n8n nodes for Universal LLM Vision - Includes standalone node and langchain-compatible Vision Chain

deepagents-acp— ★

ACP (Agent Client Protocol) server for DeepAgents - enables IDE integration with Zed, JetBrains, and other…

@lightfeed/extractor— ★

Use LLMs to robustly extract and enrich structured data from HTML and markdown

@langchain/protocol— ★

TypeScript bindings for the LangChain agent streaming protocol

@eetr/agent-streemr— ★

Reusable Socket.io + LangChain agent plumbing: protocol types, socket listener, local-tool registry, and…

@microsoft/agents-a365-tooling-extensions-langchain— ★

Agent 365 Tooling SDK for LangChain AI agents built with TypeScript/Node.js

@langchain/mcp-adapters— ★

LangChain.js adapters for Model Context Protocol (MCP)

langchain-copilotkit— ★

LangChain Agent Adapter for CopilotKit — connect LangChain/LangGraph agents to CopilotKit via the AG-UI…

langchain-agentfolio— ★

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

@spraay/langchain-agent-wallet— ★

💧 LangChain tools for Spraay Agent Wallet — provision smart wallets, manage session keys on Base via x402

@traceloop/instrumentation-langchain— ★

OpenTelemetry instrumentation for LangchainJS

@microsoft/agents-a365-observability-extensions-langchain— ★

Microsoft Agent 365 SDK LangChain instrumentation extensions for telemetry and observability

@sap-ai-sdk/langchain— ★

SAP Cloud SDK for AI is the official Software Development Kit (SDK) for **SAP AI Core**, **SAP Generative AI…

@mondaydotcomorg/atp-langchain— ★

LangChain integration for Agent Tool Protocol

@coinbase/agentkit-langchain— ★

Langchain Toolkit extension of CDP Agentkit

@langchain/quickjs— ★

Sandboxed JavaScript REPL for deepagents using QuickJS (WASM)

create-agent-chat-app— ★

Create a LangGraph chat app with one command

opik-langchain— ★

Opik TypeScript and JavaScript SDK integration with LangChain

@youdotcom-oss/langchain— ★

LangChain.js tools for You.com web search and content extraction

@alvedder/deepagents— ★

Deep Agents - a library for building controllable AI agents with LangGraph

@notilens/langchain— ★

NotiLens callback handler for LangChain.js — automatic run tracking, token metrics, and error alerting

@cloudbase/agent-adapter-langchain— ★

LangChain adapter for AG-Kit agents

create-prediction-market-agent— ★

Scaffold a prediction market agent project. Works with LangChain, CrewAI, OpenAI Agents SDK, or vanilla…

@langchain/node-vfs— ★

Virtual File System sandbox backend for deepagents

langchain-agent-toolkit— ★

Verification, observability, and quality scoring utilities for LangChain tool-calling agents. Includes…

@langchain/daytona— ★

Daytona Sandbox backend for deepagents

langchain-task-steering— ★

Implicit state machine middleware for LangChain.js agents. Ordered task pipelines with per-task tool scoping…

maestro-bundle— ★

One command. Full context for your AI agent. Any editor. Install governance bundles with skills, PRD…

langchain-hyperspace— ★

LangChain integration for HyperspaceDB

@eggjs/tegg-langchain— ★

langchain for egg

slidev-addon-agent— ★

Slidev addon and wrapper CLI for LangChain-powered slide authoring.

@pubrio/langchain-tools— ★

LangChain tools for Pubrio — the glocalized business data layer for AI agents. Search companies, people…

langgraph-ui-components— ★

A React component library for building AI chat interfaces with LangChain/LangGraph integration.

@h1deya/langchain-mcp-tools— ★

MCP To LangChain Tools Conversion Utility

@friskai/frisk-js— ★

FriskAI TypeScript SDK

@grantex/langchain— ★

LangChain integration for the Grantex delegated authorization protocol

kl-adapter-langchain— ★

LangChain / LangGraph adapter for kanban-lite – exposes all kanban-lite features as LangChain StructuredTools…

@unrdf/yawl-langchain— ★

LangChain integration for YAWL workflow engine - AI-powered workflow orchestration with RDF context

@beparallel/langchain-ts— ★

Extracts Langchain prompts and generates TypeScript types.

nanomind-ai— ★

AI research co-pilot for nanoscience and materials chemistry

brouter-langchain— ★

LangChain tools for Brouter — agent-native BSV prediction market. Stake, signal, hire agents, earn sats.

@yh-ui/ai-sdk— ★

YH-UI AI SDK integration for Vercel AI SDK and LangChain

create-dingdawg-agent— ★

Create a DingDawg marketplace agent in under 5 minutes. Supports MCP native, OpenClaw, NemoClaw, LangChain…

@langchain/modal— ★

Modal Sandbox backend for deepagents

@edictum/langchain— ★

LangChain.js adapter for edictum

@mndr/langchain-azure-otel— ★

OpenTelemetry GenAI tracing for LangChain/LangGraph JS with Azure AI Foundry and Application Insights

@playvideo/langchain— ★

LangChain tools for PlayVideo API - enables AI agents to upload, transcode, and manage videos

@agentdid/langchain— ★

LangChain integration for Agent-DID identities with middleware and tools for LangChain JS 1.x agents.

mcp-langchain-ts-client— ★

TypeScript client for MCP Langchain

@smartagentkit/langchain— ★

LangChain integration for SmartAgentKit — AI agent smart wallet tools

@vaultfire/langchain— ★

LangChain/LangGraph integration for Vaultfire Protocol — on-chain identity, trust verification, and…

@verifiedstate/langchain— ★

VerifiedState integration for LangChain — cryptographic receipts for every agent assertion

limbicdb— ★

Production-grade AI memory infrastructure �?observable, explainable, secure, and LangChain/LlamaIndex ready

tag-per-track-agentkit— ★

LangChain/AgentKit tool for Tag-per-Track API with x402 micro-payments

@cloudbase/agent-examples-langchain-ai-coding— ★

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

zeroeval— ★

ZeroEval TypeScript SDK

surfagent— ★

Browser automation API for AI agents — structured page recon, form filling, clicking, and navigation via…

langchain-mcp— ★

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

deepadata-langchain-adapter— ★

EDM enrichment layer for LangChain — governed emotional schema for any memory type

octoclaw-ton-agent-kit— ★

Complete toolkit for building AI agents on TON — wallet, TonGuard security, A2AE marketplace (agent-to-agent…

@betterdb/agent-cache— ★

Multi-tier exact-match cache for AI agent workloads backed by Valkey. LLM responses, tool results, and…

bluecolumn-mcp— ★

MCP server for BlueColumn — persistent semantic memory API for AI agents. Give any MCP-compatible agent the…

langchain-mcp-adapters— ★

LangChain.js adapters for Model Context Protocol (MCP)

langchain-gns-aip— ★

GNS-AIP identity, compliance, and delegation for LangChain agents

@natyapp/langchain— ★

TypeScript client for Naty LangChain API with async file uploads, real-time progress tracking, and Chat…

@tethora/langchain— ★

LangChain integration for Tethora. Auto-log LLM calls, tool calls, and chain runs to your AI governance…

@foxnose/langchain— ★

LangChain.js integration for FoxNose — the knowledge layer for RAG and AI agents

@cascadeflow/langchain— ★

LangChain integration for cascadeflow - Add intelligent cost optimization to your LangChain models

@swarmsync/langchain-tools— ★

LangChain.js tools for SwarmSync.AI — agent discovery, task posting, escrow payments, and reputation checks…

@cerana/langchain-anthropic— ★

This package contains the LangChain.js integrations for Anthropic via the anthropic-ai/sdk package.

n8n-nodes-deepseek-reasoner— ★

n8n community node: DeepSeek R1/Reasoner Chat Model with proper reasoning_content handling for tool calls…

@reallyartificial/approval-protocol-langchain— ★

LangChain integration for Approval Protocol — wrap any tool with human-in-the-loop approval.

@dooor-ai/toolkit— ★

Guards, Evals & Observability for AI applications - works seamlessly with LangChain/LangGraph

@dualcondition/sdk— ★

Dual Condition Agent SDK — T1/T2 scoring, anchor decay monitoring, and inter-agent quality gating. Includes…

@prefactor/langchain— ★

LangChain.js integration for Prefactor observability

endorphin-ai— ★

E2E Testing Reinvented with AI - A powerful TypeScript browser automation framework using AI-powered testing…

@sidclaw/langchain-governance— ★

SidClaw governance integration for LangChain.js — policy evaluation, human approval, and audit trails

@bitkaio/langchain-kubernetes— ★

Kubernetes sandbox provider for the DeepAgents framework

ai-agent-fleet— ★

Framework for building AI agents through natural language and taking them from experiment to production at…

@varpulis/agent-runtime— ★

Real-time behavioral guardrails for AI agents. Detect retry storms, circular reasoning, budget overruns, and…

agentwallet-langchain— ★

Non-custodial wallet toolkit for LangChain agents — EVM + Solana, spend limits, x402 payments, CCTP bridge

langchain-prediction-markets— ★

LangChain tools for prediction market data. World state, uncertainty index, edges, and market detail from…

@reminix/langchain— ★

Reminix agents for LangChain - serve AI agents as REST APIs

@weave_protocol/langchain— ★

LangChain.js security integration for Weave Protocol - callbacks, tool wrappers, and retriever guards

langchain-assistanthub— ★

LangChain.js toolkit for Assistant Hub — crypto intelligence via MCP

@qnsp/langchain-qnsp— ★

LangChain tools for QNSP — governed agents with PQC-encrypted secrets, quantum-safe signing, and immutable…

vequil-sdk— ★

Reliability and observability SDK for AI agent operators

@agentegrity/langchain— ★

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

@thirdfy/agentkit-langchain— ★

Langchain Toolkit extension of Agentkit (forked from Coinbase)

@langchain/deno— ★

Deno Sandbox backend for deepagents

x402-langchain— ★

LangChain StructuredTool adapter for x402 priced endpoints

kaairos-init— ★

Add Kaairos identity to any AI agent project in seconds

@copass/langchain— ★

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

x402-agent-tools— ★

103 production-ready AI agent tools with x402 micropayments. Hyperliquid DEX suite, prediction markets, DeFi…

@scopeblind/langchain— ★

ScopeBlind evidence wrapper for LangChain + LangGraph. Signed receipts for tool calls, graph node…

@maximai/maxim-js-langchain— ★

This is the langchain wrapper built for (Maxim JS SDK)[https://www.npmjs.com/package/@maximai/maxim-js].

@farukada/aws-langgraph-dynamodb-ts— ★

AWS DynamoDB implementation for LangGraph Memory Store and Checkpoint Saver in TypeScript

n8n-nodes-openai-langfuse— ★

n8n community node: Langfuse + OpenAI-compatible LLM provider

agentmail-toolkit— ★

AgentMail Toolkit

cornerstone-autonomous-agent— ★

CornerStone MCP x402 skill for agents: tools to predict tickers, backtest strategies, link bank accounts, and…

@assistant-ui/react-langgraph— ★

LangGraph adapter for assistant-ui

cast-code— ★

Multi-agent CLI system powered by DeepAgents

create-langgraph-app— ★

Scaffold a new LangGraph multi-agent project in seconds

clawpowers— ★

Skills library for AI agents — payments, memory, RSI, wallet. Drop-in capability layer for any agent…

@lablnet/hyperagents— ★

Self-improving agent framework powered by LangChain and LangGraph

@agnt-id/frameworks— ★

Agent framework plugins for .agnt name resolution — LangChain, CrewAI, ElizaOS

@picoflow/core— ★

PicoFlow - Agentic Flow Framework

ai-agent-wallet-sdk— ★

A programmable Solana wallet SDK for AI agents — LangChain, AutoGen, ElizaOS compatible

agent-visibility— ★

Real-time debug dashboard for multi-agent AI systems — topology graph, LLM turn inspector, tool call traces…

ai-scanner— ★

CLI tool to scan codebases for LLM SDK usage, AI frameworks, and exposed API tokens

dominion-observatory-sdk— ★

Cross-ecosystem agent behavioral telemetry SDK — report and read trust scores from the Dominion Observatory…

create-nerq-agent— ★

Scaffold a trust-verified AI agent project. Frameworks, badges, CI, and dynamic tool discovery built in.

langvoice-sdk— ★

JavaScript/TypeScript SDK for LangVoice Text-to-Speech API with AI agent integrations

@presidio-dev/agent-memory— ★

Long-term memory engine for AI agents

cathedral-memory— ★

Persistent memory for AI agents — JavaScript/TypeScript client for Cathedral

chromia-guard-sdk— ★

On-chain AI safety infrastructure for autonomous agents. Encrypts actions client-side, submits to Chromia…

lemon-cake-mcp— ★

LemonCake MCP Server — Give your AI agent a wallet. Pay-per-call M2M payment infrastructure.

@deepsweepai/mcp-firewall— ★

Enterprise-grade MCP firewall for conscious AI stewardship - Zero-trust security layer for Model Context…

LLaMArch— ★

Building Block Architectures for GenAI

LangChainUtility— ★

LangChain Utility Library

PlannerAgent— ★

Flexible LangGraph Plan-and-Execute Agent with customizable knowledge bases, prompts, and tools

RAGFlowChain— ★

A comprehensive toolkit for building Retrieval-Augmented Generation (RAG) pipelines, including data loading…

a2a-swap-langchain— ★

LangChain and CrewAI tools for A2A-Swap — autonomous token swaps and liquidity on Solana

aap-langchain— ★

Langchain integration of agent design pattern

actiongate-langchain— ★

Gate LangChain tool execution through ActionGate primitives before execution.

acty-langchain— ★

LangChain helpers for acty payloads

acty-openai— ★

OpenAI executor for acty

aegis-agent— ★

Human-in-the-loop control layer for AI agents

agent-autopsy-sdk— ★

Debug AI agent failures with minimal-config execution traces

agent-debugger— ★

Agent Debugger for LangChain/LangGraph

agent-guardrail— ★

Action-level governance for AI agents -- control what they DO, not what they SAY

agent-memory-core— ★

Three-layer persistent memory system (Markdown + ChromaDB vectors + NetworkX graph) for AI agents

agent-observability— ★

Agent observability with cost tracking and compliance audit trails

agent-observability-langchain— ★

LangChain integration for Agent Observability - structured logging, cost tracking, and compliance for AI…

agent-planck— ★

A lightweight production ready agentic framework to build your agents

agent-search-core— ★

In-process SDK runtime for agent-search

agent-search-sdk— ★

In-process SDK runtime for agent-search

agent-sentinel— ★

Enterprise Security Monitoring SDK for AI Agents - Secure any AI agent in just 3 lines of code with real-time…

agent-trust-langchain— ★

LangChain integration for TrustAgents - protected document loaders, retrievers, and threat scanning

agentapproved— ★

Runtime compliance evidence for AI agents — one-line SDK, tamper-proof audit trail, multi-framework…

agentarts-sdk— ★

Huawei Cloud AgentArts SDK - Build, deploy and manage AI agents with cloud capabilities

agentauth-client— ★

Python SDK for AgentAuth - Authorization layer for AI agent purchases with billing support

agentbase-autoheal— ★

Deploy, observe, and auto-heal your AI agents

agentcircuit— ★

One decorator to make any AI agent reliable. Loop detection, auto-repair, output validation, budget control.

agentclaw— ★

Visual debugger for AI agents. See every step, every decision, every failure.

agentclear-fallback— ★

Never let your AI agent fail again — automatic fallback to AgentClear's marketplace of 60+ API services.

agentengine-sdk-python— ★

Kingsoft Cloud Agent Engine SDK (alias for ksadk)

agentfacts— ★

The open source SDK for AI agents Identity.

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