"Seed Stage Investing"

Musical AI Raises $4.5M: Jesse Robbins Joins Board

Los Angeles Times reports Musical AI raised $4.5M led by Heavybit, with Jesse Robbins joining the board to support attribution and rights-compliant generative music systems.

Musical AI Bags $4.5M to Scale AI Attribution Tech: Jesse Robbins Joins Board

Music Business Worldwide reports on Musical AI's $4.5M round led by Heavybit, with Jesse Robbins joining the board to help scale AI attribution infrastructure.

“Musical AI's attribution technology is essential infrastructure that will enable and accelerate every media-focused AI product.”

Investing in Vibrant Labs: AI Agent Simulation Infrastructure

Heavybit invests in Vibrant Labs, which builds production-grade simulation for AI agents. Jesse Robbins on why you cannot ship reliable agents without testing them in realistic environments first.

“Vibrant Labs opens a new frontier in AI infrastructure: production-grade, RL-ready simulation and verifier-driven evaluation built for long-horizon agents.”

AI Investor Jesse Robbins on NYSE Floor Talk

Jesse Robbins discusses his operator-driven approach to investing in developer tools and AI-enabled infrastructure companies on NYSE Floor Talk, highlighting portfolio companies like PagerDuty, LaunchDarkly, Snyk, Tailscale, and Sanity.

“I am focused on investing in pre-seed and seed companies using AI to enable new ways of writing software, of managing and deploying the software and infrastructure that powers everything.”

Jesse Robbins Named One of the 30 Most Successful Early-Stage Startup Investors

Business Insider named Jesse Robbins one of the 30 most successful early-stage startup investors

Building Companies that Devs & DevOps Teams Love, And Avoiding Expensive Mistakes

Jesse Robbins shares hard-won lessons on the expensive mistakes developer-tools founders make, and what separates companies that developers and DevOps teams actually adopt from those they ignore.