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We’re excited to announce today that @mastra has raised a $22M Series A led by Spark Capital.
This brings our total capital raised to $35M:
00:00
Sam Bhagwat
14.3K posts
Sam Bhagwat
@calcsam
building @mastra. author principles of building ai agents, the "most popular book in SF right now". prev cofounder @gatsbyjs
Joined August 2012
- icymi we wrote a new agents book: patterns for building ai agents it has everything you need to take your agents from prototype to production, like agent design patterns, the basics of security, etc reply to this tweet with BOOK and we'll dm you so you can get a copy
- lots of people were making mcp registries so we made an mcp registry registry
- 10x Engineer: a developer who incurs technical debt so fast he appears more productive than the 10 developers tasked w/ cleaning his mess up
- we raised a $13m seed round from 120+ of Silicon Valley’s top investors for @mastra, the leading TypeScript agent framework
00:00 - When making his first sale, Spenser Skates, the founder/CEO of @Amplitude_HQ thought of asking for $50 / month, but decided to ask for $1,000 / month instead. Why? Because he remembered @patio11's advice: "Charge more."
- excited to announce that mastra is now officially in beta!!
00:00 - wow this API looks familiar🚀 Excited to share my first big contribution since joining @LangChain a month ago! We’re introducing Middleware in LangChain 1.0 — a new agent abstraction that finally gives developers full control over context engineering. Flexible. Composable. Adaptable — supports
- Excited to share that @smthomas3, Abhi Aiyer and I are building Mastra, a Typescript AI framework for the next million AI developers:
- In the short run, most problems are people-organization problems. In the long run, most problems are technology problems.
- Who are some CEO/sr execs who: - built the last generation of great tech in a category - then left and built next gen of tech in that category? Eg: - Eric Yuan at Zoom (WebEx) - Lew Cirne at New Relic (Wily) - the Traitorous Eight at Fairchild (Shockley)
- Outside Silicon Valley, when your startup goes belly-up, people ask why you failed. Here, we try to hire you before someone else does.
- ts ai conf launch #4 you may have read my book: Principles of Building AI Agents well, we wrote a sequel: Patterns for Building AI Agents about bridging the gap where AI teams stumble between prototype and production if you like and share this post we will send you a copy
