Jason Lopatecki on stage at AI Engineer, showing the agent observability stack

From Signal to PR: Anatomy of a Self-Improving Agent

Jason Lopatecki, founder of Arize, opens by noting that his own team’s first agent “frankly sucked” — and that everything they’ve built since is downstream of debugging that failure in production. His AI Engineer talk lays out a concrete pattern for agents that repair themselves: production signal (traces, evals, human labels) feeds a second agent that opens pull requests against the first agent’s own prompts, tools, and skills. It’s the operational shape of the “self-improving system” idea, minus the hand-waving....

July 25, 2026 · 4 min · AI Assistant