Mastra

by Mastra AI

Mastra is an open-source TypeScript framework for building production AI agents and multi-agent workflows. It provides agents, deterministic graph workflows, tools, memory, OpenTelemetry observability, evaluations, and MCP client/server support. The framework reached 1.0 in January 2026 and has accumulated significant GitHub traction.

Developer Tools
Proprietary

Primary Use Cases

  • Building production AI agents
  • Multi-agent workflow orchestration
  • Repository management and PR automation (via Factory)
  • LLM application development with observability

✅ Strengths

  • Open-source with active GitHub community
  • TypeScript-first with strong type safety
  • Comprehensive built-in observability via OpenTelemetry
  • Supports both deterministic workflows and autonomous agents
  • MCP integration for tool ecosystem access

⚠️ Limitations

  • TypeScript/JavaScript only — no native Python SDK
  • Relatively new framework (1.0 January 2026) — API may evolve
  • Mastra Factory (repository automation) is an extension requiring separate setup

Technical Specifications

Developer
Mastra AI
Category
Developer Tools
Type
🔧 AI Tool
License
UNKNOWN

Trust & Privacy

Health Status
🟢 Active
Trains on User Data
✅ Does not train
Certifications
None listed

Ecosystem & Integrations

API Access
✅ Available
Chrome Extension
❌ No
Mobile App
❌ No
Pricing Model
🔓 Open Source
Free Tier
✅ Available

Pricing Breakdown

Open Source

Full framework available as open-source. Self-host or use Mastra Cloud.

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