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ZeroEval

ZeroEval

Summer 2025

Auto-optimizer for AI agents

AIOpsDeveloper ToolsGenerative AISaaSAI

About Company

Our mission is to build self-improving AI agents. We're here to close the last mile reliability gap. Through calibrated llm judges and automatic evaluations, we help companies optimize their agents 10x faster than doing manual experimentation.

Active Founders

Jonathan Chávez

Jonathan Chávez

Founder

Co-Founder at ZeroEval. Previously, I was an early employee on the LLM Observability team at Datadog. I did undergrad research on Vision Transformers for particle physics and RL for robotics. First engineer at Atrato (YCW21) and early engineer at Bemmbo (acquired).

Sebastian Crossa

Sebastian Crossa

Co-Founder

Co-Founder @ ZeroEval. Previous founding engineer at Micro building the future of email (backed by a16z), as well as founding engineer at Atrato Pago (W21). Formerly built and scaled Minecraft servers during my spare time during highschool.

Company Facts

LocationNew York, NY, USA
Team Size2
Founded2025
StatusActive