Mastra
Verified liveTypeScript framework for building AI agents.
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Mastra at a glance
- Category
- Agent Frameworks
- Starting price
- Free
- Pricing model
- Open source
- Best for
- Developers building custom AI agents
One of 17 Agent Frameworks tools we verify live.
What is Mastra?
An open-source TypeScript framework for building AI agents with workflows, memory, RAG, and evals. Created by the team behind Gatsby for JavaScript-native agent development.
Pros
- TypeScript-native
- Workflows and evals built in
- Good DX
Cons
- JS/TS only
- Young project
Top Mastra alternatives
- Agno — Fast, lightweight framework for multimodal agents.
- Claude Agent SDK — Anthropic’s SDK for building agents on Claude.
- CrewAI — Framework for orchestrating role-playing agent crews.
- DSPy — Framework for programming, not prompting, LLMs.
- Griptape — Python framework for agents, pipelines, and workflows.
- Haystack — Open-source framework for LLM search and agents.
Compare Mastra
Mastra FAQ
What is Mastra?
An open-source TypeScript framework for building AI agents with workflows, memory, RAG, and evals. Created by the team behind Gatsby for JavaScript-native agent development.
How much does Mastra cost?
Mastra is open source, so it's free to self-host. Confirm current pricing on the Mastra website.
Is Mastra free?
Yes — Mastra is open source and free to self-host.
What are the best Mastra alternatives?
Top Mastra alternatives include Agno, Claude Agent SDK, CrewAI. See the full list of agent frameworks alternatives on ToolMagpie.
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