Sazabi

The AI-native observability platform for fast-moving engineering…

Y CombinatorSpring 2026ActiveB2BInfrastructureDeveloper Tools

What they do

Problem

Fast-moving engineering teams struggle to observe, diagnose, and resolve issues in modern AI-enabled systems quickly and reliably.

Solution

An AI-native observability platform that monitors systems and uses AI to surface insights for debugging and performance management.

Who it's for

Engineering and developer teams building and operating software, especially AI-heavy applications.

Founders

Sherwood Callaway

Founder

Sherwood Callaway is a 2x YC founder and software engineer with over ten years of experience in infrastructure, DevOps, and observability engineering roles top VC-backed startups, including Crunchbase and Brex. Currently, he is founder and CEO at Sazabi, the AI-native observability platform for fast-moving engineering teams. Sazabi is directly inspired by Sherwood's experience at Brex, where helped start the company's infrastructure and observability engineering teams.

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