OpenAI Agents SDK (Python) alternatives
6 mutual alternatives and 0 other related tools for OpenAI Agents SDK (Python), ordered by editorial similarity. See all tools on the alternatives hub.
Mutual alternatives (both tools list each other)
CA
Claude Agent SDK
Agents · Claude Opus / Sonnet
8.6
Anthropic's official SDK for building autonomous Claude agents.
Free· Free SDK; API usage billed at Claude ratesClaude agentstool use
GA
GenAI Agents (NirDiamant)
Agents · Framework-agnostic; most notebooks default to OpenAI GPT-4 class models, with Ollama and local model examples included.
50+ Jupyter tutorials for building GenAI agents, from a simple chatbot to multi-agent systems.
Free· Free and open source (Jupyter notebooks). Author sells an optional paid course at diamant-ai.com and runs a free newsletter; the repository itself has no paywall.LangGraph multi-agent workflowCustomer support agent
MA
Mastra
Agents · Multi-model (90+ providers)
8.1
Open-source TypeScript framework for building AI-powered applications and agents.
Freemium· Starter: $0 / month; Teams: $250 / monthConversational agentsDomain-specific copilots
SK
Semantic Kernel
Agents · Multi-model
8.4
A model-agnostic SDK for building, orchestrating, and deploying AI agents and multi-agent systems.
Free
EL
ElizaOS
Agents · Multi-model (BYO via plugins)
7.1
Open-source agentic OS for building and orchestrating multi-agent swarms across Discord, Telegram, X, and onchain.
Free· Free, open-source (self-hosted); bring your own model API keysmulti-agent-swarmssocial-bots
CO
CowAgent
Agents · Model-agnostic: Claude, GPT, Gemini, DeepSeek, Qwen, GLM, Kimi, MiniMax, Doubao
Open-source, self-hosted AI agent framework that plans, uses tools, and executes multi-step tasks.
Free· Free and open source under MIT License; users bring their own model API keys (e.g. OpenAI, Anthropic, DeepSeek) and pay those providers directly.Autonomous research assistantSelf-hosted coding agent