Battery-included TypeScript framework for building AI agents, workflows, RAG, and evaluations
Key Features
Multi-Agent
Single Agent
Human-in-the-Loop
Streaming
Async Support
Type Safe
Short-Term Memory
Long-Term Memory
Shared Memory
Plugin System
Custom Tools
MCP Protocol
A2A Protocol
Code Execution
Web Browsing
File System Access
Sandboxing
Guardrails
Structured Output
DAG Workflows
Visual Builder
CLI
API Server
Self-Hosted
Cloud Hosted
Community Feedback
Strengths
- Fastest idea-to-deployment for JS/TS
- End-to-end TypeScript with type safety
- Built-in workflow engine with DAG primitives
- Multi-agent supervisor pattern
- Local dev UI
- Rapid community growth
Weaknesses
- Younger than LangChain — fewer integrations (growing)
- No built-in models
- Learning curve for workflow/state management
- Deployment smoothest on Vercel
Mastra Details
| Organization | Mastra AI (from Gatsby team) |
| Organization Type | Company |
| Funding | Seed |
| Category | Framework |
| Subcategory | Orchestration |
| Deployment | Hybrid |
| Primary Language | TypeScript |
| Runtime | Node.js 18+ |
| License | Elastic-2.0 |
| Commercial Use | Restricted |
| Install Command | npx create-mastra |
| GitHub Stars | 22,290 |
| GitHub Forks | 1,782 |
| Release Cadence | Weekly |
| Maturity | Stable |
| Pricing Model | Free |
| Free Tier | Open-source (Elastic License 2.0) |
| Self-Hosted Free | Yes |
| Cost Model | free + LLM costs |
| Community Size | Large (22k stars) |
| Community Activity | Very active |
| Sentiment | Positive |
| GPU Required | No |
| Confidence | High |
| Research Date | 2026-03-24 |
| LLM Providers | OpenAI, Anthropic, Google Gemini, 40+ providers |
| API Keys Required | LLM provider API key |
Use Cases
- Full-stack AI agent applications
- TypeScript-native agent workflows
- RAG pipelines with evaluation
- MCP server authoring
Similar Tools
LangChainMastra TypeScript-native, LangChain Python-first
Vercel AI SDKMastra full agent framework, Vercel AI SDK UI toolkit
When to Use
Best for: TypeScript/JavaScript teams building full-stack AI agent applications
Avoid when: Python-first team or need maximum integrations
Original data from HuggingFace, OpenCompass and various public git repos.
Check out Ag3ntum — our secure, self-hosted AI agent for server management.
Release v20260324