Mastra is a TypeScript/JavaScript framework for building AI agents, developed by the team behind Gatsby.
About
Mastra is an open-source TypeScript/JavaScript framework for building AI agents, developed by the team that brought you Gatsby. It provides a complete set of AI primitives including workflows for complex operations, agents for autonomous decisions, RAG for knowledge integration, and evals for quality & accuracy. It aims to simplify building production AI applications by offering a straightforward syntax to solve challenges like human-in-the-loop workflows, agent memory, tool selection, and output quality.
Pricing
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Total Employees
44
Current headcount
Score Breakdown
72Traction
59Team
70Visibility
47Profile
90Community
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Frequently Asked Questions
What does Mastra do?
Mastra is an open-source TypeScript/JavaScript framework for building AI agents, developed by the team that brought you Gatsby. It provides a complete set of AI primitives including workflows for complex operations, agents for autonomous decisions, RAG for knowledge integration, and evals for quality & accuracy. It aims to simplify building production AI applications by offering a straightforward syntax to solve challenges like human-in-the-loop workflows, agent memory, tool selection, and outpu…
How much funding has Mastra raised?
Mastra has raised a total of $36M in funding. The most recent round on record is Series A.
When was Mastra founded?
Mastra was founded in 2025.
What industry does Mastra operate in?
Mastra operates in Agentic AI, AI Agents, Multi-Agent Systems, Retrieval Augmented Generation, AI Tools, Developer Tools.
How many employees does Mastra have?
Mastra has approximately 44 people on record.