This SDK provides AI evaluations, prompt management, and observability for Python and TypeScript workflows.
Open source
24 alternativesMastra
Ship AI agents that reason, remember, and act in TypeScript. Mastra provides memory, tools, MCP, and observability to go from prototype to production.
About Mastra
Mastra is an open-source TypeScript framework for building AI agents and applications. Developers create a project from the command line, test agents and workflows in Studio, and deploy the same app to Mastra Platform where it runs as an API server with searchable traces, logs and metrics.
Key features
- Define typed agents with instructions, models and tools in TypeScript
- Graph workflows with .then(), .branch() and .parallel() plus pause for human input
- Memory with conversation history and semantic recall from external sources
- Model routing to 90+ providers through one interface
- Author MCP servers exposing agents and tools
- Deploy with mastra deploy or GitHub push-to-deploy to hosted environments
Best for: Developers building AI agents and applications in TypeScript.
Mastra at a glance
- Website
- mastra.ai
- Type
- App
- Pricing
- Freemium
- Platforms
- Web
- Details verified
- Oct 22, 2026 · Official source
- Open source
- Yes · Source code
- Language
- English
- Last checked
- Oct 5, 2026 · Online when checked
- Listed
- Oct 5, 2026
Mastra alternatives
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FreemiumOpen source
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Open source
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