langchain-ai/langgraphFrameworks & SDKs
Build resilient agents.
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Build resilient agents.
Fluent argument validation for fluent software development.
Unofficial Ruby SDK for Claude Agent
🌋 Build AI agents that seamlessly combine LLM reasoning with real-world actions via MCP tools — in just a few lines of TypeScript.
Open-source, self-hosted Claude Code - a terminal AI assistant and the Python framework behind it. Tool-calling, sandboxed execution, multi-agent teams, skills, checkpoints, unlimited context - on Pydantic AI, any model.