Mastra
Mastra is an open-source TypeScript agent framework with batteries included — built-in evals, memory, RAG, workflows, and integrations. Engineers use it to build production AI agents without stitching together a dozen separate libraries.
- Location
- Remote, USA
- Raised
- $8M
- Stage
- Seed
- Founded
- 2024
- Category
- Dev Tools
- Funding
- VC-backed
- Team
- 1-10
Funding figures as of Jul 2025 · not independently verified
Founders of Mastra
- Dayo Adetoye
- James Murdoch
Investors backing Mastra
- Y Combinator
- OpenAI Fund
Frequently asked questions
What does Mastra do?
Mastra is an open-source TypeScript agent framework with batteries included — built-in evals, memory, RAG, workflows, and integrations. Engineers use it to build production AI agents without stitching together a dozen separate libraries.
Where is Mastra based?
Mastra is based in Remote, USA.
When was Mastra founded?
Mastra was founded in 2024.
How much has Mastra raised?
Mastra has raised $8M in their Seed round as of Jul 2025.
Who founded Mastra?
Mastra was founded by Dayo Adetoye, James Murdoch.
Who has invested in Mastra?
Mastra is backed by Y Combinator, OpenAI Fund.
How Mastra would pitch themselves
○ Auto-generated01Target customer
Building AI agents — the core audience Mastra's product is built around.
02Problem they solve
Mastra is an open-source TypeScript agent framework with batteries included — built-in evals, memory, RAG, workflows, and integrations. Engineers use it to build production AI agents without stitching together a dozen s… The category has historically been served by tools that miss the modern workflow this product is built around.
03Key differentiator
Mastra differentiates on the typescript framework for building ai agents. Backed by Y Combinator + OpenAI Fund, $8M raised — the company has resources + validation to compound this thesis. Founded by Dayo Adetoye + team.
04Go-to-market strategy
Early-stage GTM — typically product-led growth (free tier or low-friction onboarding) paired with founder-led sales for the first 100 customers. Heavy content marketing + community presence on Twitter/X, LinkedIn, and category-specific Slack groups.