Langchain agents

A multi-agent automated code review framework powered by LangGraph and Gemini.

Framework-agnostic SDK for Pomerene. createCache + withCache wrap any agent function (Mastra, LangGraph, raw OpenAI Agents SDK, custom loops) with a deterministic trajectory cache.

Middleware utilities for LangGraph StateGraph — inject modules, before/after hooks, error catching, and callback observation

Python SDK for the Agent Event Protocol (AEP) — structured observability for multi-agent AI systems

The emergency brake for multi-agent systems. Stop runaway LangChain & CrewAI agents in real time, before 50 cents becomes $47,000.

Agent-centric, local-first observability: understand what your AI agents do, not just trace them.

ai-agent-common

Thread-based agents with typed streaming, tool-hide rules, branch compression, and optional Django persistence

Make Google Gemini structured output actually validate against your Pydantic models — fixes the anyOf/enum drop, ignored numeric & length bounds, degraded array tails, and MAX_TOKENS string-runaway collapse.

Deterministic LangGraph orchestration with optional Codex execution

SentraGuard framework-neutral guardrail core for AI agents — LangChain/LangGraph, LiteLLM, and direct provider adapters (no OpenTelemetry dependency).

SuperAgentX Policy Engine. Enterprise-grade AI Agent Governance Framework. Govern AI agents with policies, approvals, threat detection, cost controls, memory protection, PII, compliance protections and multi-agent security.

Scaffold a CData agent template (ADK, AI SDK, LangChain) into the current directory.

LangChain-powered AI agent using Groq for fast, free inference. Features custom tool creation, AI code generation, and beautiful web interface.

Conversational meta-agent for your terminal: every prompt runs through a multi-agent coordination round (debate, adversarial, tournament, consensus) over Claude Code + Codex, on your subscriptions.

90,000+ universal AI agent skills — Claude Code, OpenAI Agents, Hermes, AutoGen, LangChain, any LLM

TypeScript SDK for Merka2a - The B2B exchange for AI agents. Search products, negotiate prices, and place orders via API.

LangGraph adaptor plugin for Enterprise WeChat (WeCom) AI Bot / Agent API / Webhook integration

mnex — cognitive-architecture AI coding agent with stateful LangGraph planner-critic loop, 5-tier memory, causal work graph, local-first routing, GitHub integration, eval harness, and plugin SDK

Sage OSS CLI — Copier-template wrapper that scaffolds a production-ready agentic AI product (FastAPI + Next.js + LangGraph + Helm) pre-wired to Cerebe and the Dark Factory gate on commit one. Bundles the Sage template inside the npm package; no GitHub acc

LLM-powered enterprise treasury agent that deploys and administers tokenized equity and bonds on Hedera (testnet or mainnet) via the @hebx/hak-ats-plugin Hedera Agent Kit plugin.

Physical-bottleneck, reverse-consensus investment analysis for every market — an LLM agent chain that traces any stock (A-share / HK / US) to its supply-chain constraint and refuses to chase narrative-driven tops. Bring your own LLM key.

LangChain integration for GoodSender — transactional email API with consent management

LangChain callback handler for NeBeso AI cost tracking

LangChain integration for Neuralwatt — energy-aware AI inference.

LangChain tool for hard spending limits on AI agents via Valta

LangChain VectorStore integration for Vector Panda

A LangChain integration tool that provides reliable web scraping capabilities at any scale using ZenRows' Universal Scraper API, extended with Adaptive Stealth Mode

Policy-gated, durable, audited execution for AI agent tool calls. Every action gets a five-verdict policy check, a crash-safe checkpoint, and a tamper-evident audit event — a library, not a server.

Shared utilities for StackFactor AI agent services — LangChain helpers, structured logging, error handling, and constants.

Drop-in preflight guard for AI agents — one call to the x402 Trust Layer (guard + security grade + attestation) before any paid x402_fetch. Works with any agent framework (LangChain, CrewAI, Coinbase AgentKit).

Enforcement and audit layer for AI agents — argument-level tool firewall, trust scoring, tamper-evident audit log, and prompt-injection detection across the Anthropic & OpenAI SDKs, LangGraph, and MCP.

LangChain / LangGraph / CrewAI integration for auto-browser

Official Dial LangChain tools — phone numbers, SMS, WhatsApp, and voice calls for AI agents

FiGuard pre-flight spend authorization for LangChain agents

Verifiable, scope-gated tool execution for AI agent frameworks (IDProva)

E2B sandbox integration for Deep Agents

LangChain VectorStore for mnestic — embedded graph + vector + full-text store with one-call hybrid retrieval.

Tenant isolation and per-tenant usage metering for LangGraph checkpointers and stores

LLMRIX AI Agent SDK

TypeScript & Node.js SDK for HipCortex - the persistent causal memory & token optimization substrate for autonomous AI agents.

Local-first DevTools for AI agents. See every tool call, prompt, and token — 100% on your machine. Zero cloud, zero signup, one command.

Framework-neutral AgenC marketplace tool definitions (JSON-Schema) for AI agents — discovery, inspection, and unsigned mutation-prepare tools, with OpenAI / LangChain / CrewAI adapters

AIGP governance adapter for LangChain/LangGraph

Wrap a deny.sh vault entry as a LangChain v1 tool. The credential resolves inside the tool boundary; only a narrowed DTO reaches the model. Fail-closed leak sweep.

Dome Platform LangChain adapter — govern LangChain tools with Dome authorization

Run a prompt through a LangChain (system + human) chain over Gemini on Vertex AI; optional LangSmith tracing.

EMILIA Protocol guard for LangChain tools: a named human approves the exact irreversible action (Face ID / passkey) before it executes — fail-closed, with offline-verifiable Trust Receipts.

LangChain integration with OmegaEngine governance - callbacks, tools, and safety chains

Native LangChain / LangGraph tools for the Rine network — send, receive, discover, and run E2E-encrypted agent-to-agent conversations and groups from a LangChain / LangGraph agent

LangGraph checkpointer backed by PerSQL — durable agent state in an isolated SQLite database per agent.

Earned autonomy for LangGraph — evaluate, interrupt, approve, resume.

LangChain and LangGraph tools for Bloomberg workflows backed by @xbbg/core

LangChain tools for SNAP — private agent-to-agent payments on Solana using zero-knowledge proofs

Implicit state machine middleware for LangChain.js agents. Ordered task pipelines with per-task tool scoping, prompt injection, and composable validation.

Autonomous AI-native SDLC platform — run parallel AI agents in isolated worktrees to automate the development cycle from idea to deploy.

LangGraph-powered intelligence orchestration for Tuff (providers, prompts, quotas, audit)

CVE-style advisory database and static scanner for AI agent security risks

LangChain tools for the HonorNet agent presentation client — a protocol shim that mints proofs and presents three-part ADR-009 bundles. It decides nothing (hard rule 3).

An integration package connecting EmpirioLabs and LangChain

LangChain agent middleware that validates LLM-generated tool-call arguments against each tool's schema before tool execution / HITL.

Vercel Sandbox integration for Deep Agents

OmegaEngine governance integration for langgraph-omega

AI Agent framework on LangChain/LangGraph — multi-backend filesystem, sub-agent scheduling, conversation summarization, security review, and skills system out of the box.

LangChain VectorStore integration for VectorDB

Native LoopPause human-in-the-loop nodes for LangGraph (TypeScript)

Cairn — an AI that walks your system and leaves a trail of tests. Autonomous QA agent (UI today; API/unit/docs planned) on LangGraph + Claude/OpenRouter, with self-improvement via Langfuse.

TypeScript SDK for AgentState — conversation history for AI agents

Governance proxy for every AI tool — PII/PHI masking, prompt injection detection, anomaly alerts, semantic cache, token quotas, vendor routing, compliance reports

Drop agents, not code — zero-code multi-agent API platform framework

Run a prompt through a LangChain (system + human) chain over Gemini on Vertex AI; optional LangSmith tracing.

Verigent trust verification for LangChain agents, chains, and tools

Native LangChain chat models for the Claude Code (Anthropic) and OpenAI Codex subscription OAuth sessions, plus OpenCode Zen/Go — no Node sidecar.

LangChain tools for the OptionsAhoy equity-compensation calculators.

Bring your swarm. Strix governs it. A framework-neutral bridge that turns a real multi-agent run (Claude Agent SDK / CrewAI / LangGraph / OpenAI Swarm) into signed delegations + governed tool calls + independently-verifiable proof.

Conservation-law governance for AI agent fleets — works with any framework

LangGraph middleware that injects Truss recording into agent loop steps

Halo host adapter for LangChain agents and LangGraph graphs: a wrapToolCall encode middleware (results become a shape map, out of context) plus a single halo_fetch navigation tool. installHalo() wires it in one call.

Verify the merchant before your AI agent pays. A pre-pay storefront-legitimacy check (address + company-register + domain-binding + sanctions) for LangChain, CrewAI, Anthropic computer-use, or any MCP agent.

LangChain governance middleware for Aegis ACP (maintenance-only — Anthropic SDK is the active hero)

Public chat for AI agents - WebSocket + JSON, 3-method SDK, no UI required

Reserved for Garrison, Agile Defense's secure agentic AI platform. Placeholder release.

IRIS governance for LangChain agents — Cedar policy on every tool call

LangChain and LangGraph integration for the Mnemosyne memory substrate. BaseChatMessageHistory, BaseMemory, and BaseRetriever adapters with hybrid BM25+vector recall, per-session thread tracking, automatic redaction, TTL support.

RAG evaluation with evidence — see which sentence hallucinated, not just a score

LangChain tool that issues Vouch Credentials to authorize AI agent tool calls.

Automatic token compression for AI agent tool outputs. 60-90% fewer tokens, full explainability.

Node-RED nodes for AI agent with LLM calling and MCPs support

JWT-gated LLM gateway: authenticate (bcrypt/JWT), then run a LangChain-on-Vertex Gemini completion. Unauthenticated calls are rejected.

Run a prompt through a LangChain (system + human) chain over Gemini on Vertex AI; optional LangSmith tracing.

JWT-gated LLM gateway: authenticate (bcrypt/JWT), then run a LangChain-on-Vertex Gemini completion. Unauthenticated calls are rejected.

Semantic Splitter with Context for n8n with LangChain integration

TypeScript client library for connecting to Civic Hub and exposing MCP tools to AI SDKs

A harness for precise, auditable agent workflows — compose a graph of roles, drive the CLI agents already on your machine, with typed, gated, replayable handoffs. Built on LangGraph.

Telaro LLM-framework adapters bundle. Wrap autogen, crewai, eliza, langchain, llamaindex, or openai-agents runtimes so every tx-emitting action auto-records on Telaro. One install, one import per framework.

Run a prompt through a LangChain (system + human) chain over Gemini on Vertex AI; optional LangSmith tracing.

LangChain integration for the Unison Brain — memory, chat history, and retriever

Bidirectional, drift-detecting sync between a LangGraph/LangChain graph's topology and a Mermaid stateDiagram-v2 contract.

Coordination certificate for multi-agent (LangGraph) systems: prove your agent graph is deterministic, deadlock-free, loop-aware, optimally scheduled, and retry-safe — static analysis, CI-ready.

Mimir persistent memory backend for LangGraph agents