Technologies
What is mastra built with?
mastra is a TypeScript repo built with React and Vite. It uses AI through OpenAI and Anthropic, measures its use with PostHog, connects to GitHub, and uses Redis and MCP. It has 9,739 files and 3,812,739 written lines, with 6,660 test files.
Read on November 2, 2026, at commit 7daa2e1. Read it as markdown
Frontend
Backend
Data
Services
- MCP30 files · packages/mcp-registry-registry/src/server.ts, line 2
OpenAI19 files · explorations/longmemeval/src/embeddings/cached-openai-provider.ts, line 1- Anthropic7 files · agent-sdks/claude/src/index.ts, line 3
PostHog6 files · mastracode/factory/src/telemetry.ts, line 1- GitHub3 files · mastracode/factory/src/integrations/github/integration.ts, line 29
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Frequently asked questions
What language is mastra written in?
What framework does mastra use?
Does mastra use AI?
The proof: explorations/longmemeval/src/embeddings/cached-openai-provider.ts, line 1
What services does mastra use?
The proof: mastracode/factory/src/telemetry.ts, line 1
Does mastra have tests?
Which repos have a stack like mastra's?
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