Mastra: TypeScript-based AI Agent Development Framework
Published:Dec 28, 2025 11:54
•1 min read
•Zenn AI
Analysis
The article introduces Mastra, an open-source AI agent development framework built with TypeScript, developed by the Gatsby team. It addresses the growing demand for AI agent development within the TypeScript/JavaScript ecosystem, contrasting with the dominance of Python-based frameworks like LangChain and AutoGen. Mastra supports various LLMs, including GPT-4, Claude, Gemini, and Llama, and offers features such as Assistants, RAG, and observability. This framework aims to provide a more accessible and familiar development environment for web developers already proficient in TypeScript.
Key Takeaways
- •Mastra is a TypeScript-based AI agent development framework.
- •It's developed by the Gatsby team and is open-source.
- •It supports various LLMs and offers features like Assistants and RAG.
Reference
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