Sam Bhagwat is an AI infrastructure founder who co-founded Mastra, an open-source TypeScript framework for building AI agents. Sam Bhagwat's Twitter Score is 48 out of 1000 as of September 2026, ranking #18,798 (top 5%) among 487,142 tracked accounts.
Sam Bhagwat co-founded Gatsby, the web framework that Netlify acquired in February 2023, after which the framework continued as an open-source project. Following the acquisition, Sam Bhagwat previously worked at Netlify as a principal engineer before moving on to build Mastra. Sam Bhagwat also authored Principles of Building AI Agents, a guide covering agents, memory, workflows, and tools.
Sam Bhagwat launched Mastra in 2024 alongside Shane Thomas and Abhi Aiyer. The project raised a $13 million seed round in October 2025 with backing from Y Combinator and Gradient Ventures, then announced a $22 million Series A led by Spark Capital in April 2026, bringing total funding to $35 million. Sam Bhagwat's account has accumulated 17,217 followers as of September 2026 across 15,472 posts. Sam Bhagwat has been mentioned by 33 accounts, with 40 total mentions.
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The accounts that follow Sam Bhagwat include 229 founders, 83 angel investors, 30 influencers and 6 VCs, among them Marc Andreessen, Kyle Samani, Garry Tan, Jesse Powell, Arianna Simpson and Jason.