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Traceloop

Acquired

Know what your LLM is doing β€” and why it’s failing

Winter 2023Founded 20239 peopleTel Aviv-Yafo, Tel Aviv District, Israel

About

Traceloop gives you full visibility into every prompt, response, and failure. Track quality, detect drift, and stop hallucinations before they reach your users. Powered by OpenTelemetry, integrated in one line.

Founders Β· 2

Nir Gazit
Nir GazitCo-Founder & CEO
GoogleπŸŽ“ Hebrew University

Ex-Google, formerly chief architect at Fiverr. Over 15 years of experience building software. M.Sc in CS from the Hebrew University in Jerusalem.

Gal Kleinman
Gal KleinmanFounder

Formerly an R&D Group Manager @ Fiverr. Tech savvy with a vast experience leading software development projects from SaaS products and experiences to Data & ML infrastructure.

Launch

Launched on Y Combinator Β· May 2025
View launch post β†—

Know what your AI Agent is doing β€” and why it’s failing

Traceloop provides evaluations and real-time monitoring for AI agents, offering open-source tools (OpenLLMetry, Hub) and a commercial platform to train evaluators, experiment with models, and monitor performance to reduce risk and improve reliability before and after release.

Formerly β€œRovie”, β€œVecinity”, β€œEnrolla”, β€œTraceloop”, β€œtraceloop”

B2BDeveloper ToolsGenerative AISaaSOpen Source

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