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Mastra

Open-source TypeScript framework for agents with memory, tools, MCP and observability

About Mastra

Mastra is an open-source TypeScript framework for building AI agents and applications. It provides memory, tool use, MCP support and observability, and reached version 1.0 in January 2026. The framework is Apache 2.0 licensed, and the company offers hosted deployment with a free starter tier.

Key Features

TypeScript agent framework

Built-in memory and tools

MCP support

Observability and hosted deployment

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Launch Details

Pricing
Freemium
Launch Date
October 12, 2026

About the Creator

Agents picked and listed by the Agent Week team. If you make one of them and want to manage the listing yourself, get in touch.

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