langwatch/better-agents
A CLI and set of standards for building AI agents with integrated testing, evaluation, and observability tooling.

Better Agents provides a standardized project structure and CLI tooling for developing AI agents. It works with popular agent frameworks like Agno, Mastra, and LangGraph, generating development guidelines and AGENTS.md files that enforce production best practices. The tool includes built-in support for Scenario agent tests, Jupyter evaluation notebooks, versioned prompt management, and MCP server configuration for integrating coding assistants like Claude Code, Cursor, and Kilocode into the agent development workflow.