ZeroEval
Summer 2025 · Active
Auto-optimizer for AI agents
Location: New York, US
Founded: 2025
Team size: 2
Industries:
About
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.
Founders
Jonathan ChávezFounder
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 CrossaCo-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.