Langchain Agent Python Packages

evalview

Regression testing for AI agents. Snapshot behavior,diff tool calls,catch regressions in CI. Works with LangGraph, CrewAI, OpenAI, Anthropic.

agent-debugger

A toolkit for developing AI agents, including agent-debugger: Terminal debugger for LangGraph & LangChain agents. Debug LLM agents with state inspection, tool calls, semantic breakpoints, and Python program stepping in one Textual UI.

piqrypt-langchain-integration

Verifiable Memory bridge for LangChain_sign every tool call and LLM response

nautobot-ai-ops

Nautobot AI Plugin - Large Language Models (LLM), Model Context Protocol (MCP), Middleware and Dynamic Prompts powered by Langchain Ecosystem.

flakestorm

Flakestorm — Automated Robustness Testing for AI Agents. Stop guessing if your agent really works. FlakeStorm generates adversarial mutations and exposes failures your manual tests and evals miss.