Mastra
mastra.ai · Agent Frameworks
TypeScript framework for agents, workflows, RAG and evals, built by the team behind Gatsby.
Mastra is one of 18 agent framework tools on Drydock. See all agent framework tools or how we check facts.
Open source
// guides
Guides that cover Mastra
What Is the Most Popular AI Agent Framework?
What is the most popular AI agent framework in 2026? LangChain leads developer surveys, PyPI downloads and GitHub stars. Here are the numbers and what they hide.
Vercel AI SDK Guide: Build an Agent With AI SDK 7
The Vercel AI SDK is a free, open source TypeScript toolkit for LLM apps and agents. AI SDK 7 changes, a tested ToolLoopAgent, streaming UI, MCP and costs.
Best TypeScript AI Agent Frameworks (2026)
The best TypeScript agent framework for your project: Mastra, Vercel AI SDK, LangGraph.js, OpenAI Agents SDK and Google ADK compared, with code and tradeoffs.
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