The best Microsoft Agent Framework alternatives
Microsoft Agent Framework (Microsoft’s unified SDK for enterprise AI agents.) is popular, but it isn’t the only option. Here are the best Agent Frameworks alternatives, compared.
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| Tool | Best for | From | Head-to-head | |
|---|---|---|---|---|
| Agno | Fast, lightweight framework for multimodal agents. | Free | — | Visit → |
| Claude Agent SDK | Anthropic’s SDK for building agents on Claude. | Free | — | Visit → |
| CrewAI | Framework for orchestrating role-playing agent crews. | Free | Microsoft Agent Framework vs CrewAI | Visit → |
| DSPy | Framework for programming, not prompting, LLMs. | Free | — | Visit → |
| Griptape | Python framework for agents, pipelines, and workflows. | Free | — | Visit → |
| Haystack | Open-source framework for LLM search and agents. | Free | — | Visit → |
| LangChain | Popular framework for building LLM apps and agents. | Free | Microsoft Agent Framework vs LangChain | Visit → |
| LangGraph | Graph-based library for stateful, multi-actor agents. | Free | — | Visit → |
| Letta | Framework for agents with long-term memory. | Free | — | Visit → |
| LlamaIndex | Data framework for RAG and knowledge agents. | Free | — | Visit → |
| Mastra | TypeScript framework for building AI agents. | Free | — | Visit → |
| Microsoft AutoGen | Microsoft framework for multi-agent conversations. | Free | — | Visit → |
| OpenAI Agents SDK | Lightweight SDK for building agents from OpenAI. | Free | — | Visit → |
| Pydantic AI | Type-safe agent framework from the Pydantic team. | Free | — | Visit → |
| Semantic Kernel | Microsoft SDK for integrating AI into apps. | Free | — | Visit → |
| SmolAgents | Minimalist agent library from Hugging Face. | Free | — | Visit → |
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