Mastra

TypeScript framework for AI agents

About

Build production agents in TypeScript

Mastra gives TypeScript developers agents, workflows, observational memory, tool calling and MCP support in one framework. Mastra Cloud adds hosting and observability with a free Starter tier. The framework is Apache 2.0, with enterprise features under a separate license.

Features

Agents, workflows and memory in TypeScript
MCP client and server support
Built-in tracing and observability
Deploy anywhere or on Mastra Cloud

Install

More Coding

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Context7

Up-to-date library docs for coding agents

Langfuse

Open-source tracing and evals for agents

Polar

Merchant of record for software and AI apps