Vercel AI SDK alternatives
The main alternatives to Vercel AI SDK in Agent frameworks & SDKs are AutoGen, CrewAI, LangGraph, Mastra, OpenAI Agents SDK, Pydantic AI. The table compares their verified basics. For task-based picks, see the rankings linked on each tool page.
| Tool | What it is | Pricing model | Integrations | Self-hostable | Last verified |
|---|---|---|---|---|---|
| Vercel AI SDK | TypeScript toolkit for building AI apps and agents. | open-source | API, MCP | Yes | Oct 14, 2026 |
| AutoGen | Microsoft's framework for multi-agent AI applications. | open-source | API | Yes | Oct 14, 2026 |
| CrewAI | Python framework for orchestrating role-playing multi-agent crews. | open-source | API | Yes | Oct 14, 2026 |
| LangGraph | Library for building stateful, multi-actor agent graphs. | open-source | API | Yes | Oct 14, 2026 |
| Mastra | TypeScript framework for AI agents and workflows. | open-source | API, MCP | Yes | Oct 14, 2026 |
| OpenAI Agents SDK | Lightweight framework for multi-agent workflows from OpenAI. | open-source | API, MCP | Yes | Oct 14, 2026 |
| Pydantic AI | Python agent framework from the Pydantic team. | open-source | API, MCP | Yes | Oct 14, 2026 |