Tool Calling Python Packages

rapid-mlx

The fastest local AI engine for Apple Silicon. 4.2x faster than Ollama, 0.08s cached TTFT, 100% tool calling. 17 tool parsers, prompt cache, reasoning separation, cloud routing. Drop-in OpenAI replacement. Works with Claude Code, Cursor, Aider.

scalekit-sdk-python

Python SDK for Scalekit — auth stack for agents. SAML, OIDC, SCIM, MCP Auth, agent auth, tool-calling.

mlx-openai-server

A high-performance API server that provides OpenAI-compatible endpoints for MLX models. Developed using Python and powered by the FastAPI framework, it provides an efficient, scalable, and user-friendly solution for running MLX-based vision and language models locally with an OpenAI-compatible interface.

langchain-mcp-tools

MCP to LangChain Tools Conversion Utility / Python

agent-friend

Find the MCP schema issues eating your context window. 156 checks. Grade A+ through F. ESLint for MCP.

massgen

🚀 MassGen is an open-source multi-agent scaling system that runs in your terminal, autonomously orchestrating frontier models and agents to collaborate, reason, and produce high-quality results. | Join us on Discord: discord.massgen.ai

opendsstar

OpenDsStar is an open-source implementation of the DS-Star agent that replaces file-based workflows with a flexible, tool-centric architecture. It supports incremental execution, reuses intermediate results, and makes complex multi-step agents more modular, efficient, and extensible.

projectdavid-platform

A single pip installed package will orchestrate a production ready instance of the AI stack in any environment

api-to-tools

Universal library that converts any API (OpenAPI, WSDL/SOAP, GraphQL, gRPC) into LLM-callable tool definitions

selectools

Production-ready Python framework for AI agents with built-in guardrails, audit logging, cost tracking, and hybrid RAG. Supports OpenAI, Anthropic, Gemini, Ollama. By NichevLabs.

llm-rosetta

Production-ready LLM API translation layer for Python — bidirectional conversion between OpenAI, Anthropic & Google formats via hub-and-spoke IR. Optional API gateway. Streaming & non-streaming. Zero core deps. Contributions welcome!

zapcode

TypeScript interpreter for AI agents. Written in Rust. 2µs cold start. Sandboxed. Alternative to MCP tool calling.

loom-agent

Python agent framework with AgentHarness: planner → generator ⇄ evaluator loops for long-running tasks—plus sessions, tool/safety policies, and Claude, GPT, or Gemini.

toolregistry

ToolRegistry: A Protocol-Agnostic Tool Management Library for Function-Calling LLMs (OpenAI, Anthropic, Gemini, LangChain, MCP)

afterimage

Generate conversational, tool-calling, structured-output, and preference datasets — easily and at scale

basic-agent-chat-loop

A flexible command-line chat loop framework for building AI agents with support for tool calling, multi-turn conversations, and agent-specific configurations

shipit-agent

Powerful Python agent runtime with tools, MCP, Hooks, Skills, Rag, memory, sessions, reasoning, and streaming packets.

god-code

Godot-aware AI coding agent for original game development, with scene editing, validation, review, playtest, and MCP tools.

graph-tool-call

Graph-based tool retrieval for LLM agents — 248 tools → 82% accuracy, 79% fewer tokens. Zero dependencies. OpenAPI / MCP / LangChain.

acatome-lambic

Generic MCP-aware LLM shell — ollama/litellm, parallel tool dispatch, streaming TUI

hellochusquis

Terminal AI agent with multi-provider fallback, file management, code execution, and persistent memory. Supports OpenRouter, Ollama, OpenAI, Anthropic, Gemini, Groq and 15+ more providers.

gopher-mcp-python-native-win32-x64

Native library for gopher-mcp-python (Windows x64)

gopher-mcp-python-native-win32-arm64

Native library for gopher-mcp-python (Windows ARM64)

gopher-mcp-python

Python SDK for Gopher MCP - AI Agent orchestration framework with native performance