# Mastra — TypeScript AI Agent Framework

> AI agent framework for TypeScript from the Gatsby team. Build agents with tools, workflows, RAG, memory, evals, and 50+ integrations. Modern TS-native design. 22K+ stars.

## Install

Save as a script file and run:

## Quick Use

```bash
npx create-mastra@latest my-agent
cd my-agent
npm run dev
```

Or add to an existing project:
```bash
npm install mastra @mastra/core
```

---

## Intro

Mastra is an AI agent framework for TypeScript, built by the team behind Gatsby. It provides a modern, TypeScript-native way to build AI agents with tools, multi-step workflows, RAG pipelines, persistent memory, evaluations, and 50+ pre-built integrations. Designed for production use with type safety throughout. 22,000+ GitHub stars, MIT licensed.

**Best for**: TypeScript/Node.js developers building production AI agents
**Works with**: OpenAI, Anthropic, Google, Ollama, any LangChain-compatible model

---

## Core Features

### Agents with Tools
```typescript
const agent = new Agent({
  name: "Research Assistant",
  instructions: "You help users research topics.",
  model: openai("gpt-4o"),
  tools: { search: searchTool, summarize: summarizeTool },
});
```

### Workflows
Multi-step, branching workflows with automatic state management:
```typescript
const workflow = new Workflow({ name: "content-pipeline" })
  .step("research", researchStep)
  .step("write", writeStep, { after: "research" })
  .step("review", reviewStep, { after: "write" });
```

### RAG
Built-in vector storage and retrieval with chunking strategies.

### Memory
Persistent conversation memory across sessions with thread management.

### 50+ Integrations
Pre-built connectors for GitHub, Slack, Notion, Google, Stripe, and more.

### Evals
Test agent quality with built-in evaluation framework.

---

### FAQ

**Q: What is Mastra?**
A: A TypeScript AI agent framework from the Gatsby team. Build agents with tools, workflows, RAG, memory, evals, and 50+ integrations. 22K+ GitHub stars, MIT licensed.

**Q: How is Mastra different from LangChain.js?**
A: Mastra is TypeScript-native with first-class type safety, built-in workflow engine, persistent memory, and a scaffold CLI. More opinionated and production-oriented.

---

## Source & Thanks

> Created by [Mastra AI](https://github.com/mastra-ai) (from the Gatsby team). Licensed under MIT.
> [mastra-ai/mastra](https://github.com/mastra-ai/mastra) — 22,000+ GitHub stars

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Source: https://tokrepo.com/en/workflows/59d6f322-d438-4ed3-ab97-ea580be76f48
Author: TokRepo Curated