Greptile vs Temporal
Side-by-side comparison of AI visibility scores, market position, and capabilities
SF AI code review platform with full codebase context catching 3x more bugs than diff-only tools; YC W24 $29.1M Benchmark Series A at $180M valuation serving PostHog and Raycast competing with GitHub Copilot for PR review automation.
About
Greptile is a San Francisco-based AI code review platform — backed by Y Combinator (W24) with $29.1 million raised including a $25-30 million Series A at $180 million valuation led by Benchmark in September 2025 and a $4.1 million seed led by Initialized Capital — providing software engineering teams with automated code review that understands the full codebase context (not just the changed lines in the PR), continuously monitoring GitHub repositories to catch bugs, enforce company-specific coding standards, and prevent regressions before merging, reviewing millions of code changes weekly for notable customers including PostHog, Raycast, and Y Combinator's internal engineering team.
Durable execution platform with $1.5B valuation; resilient distributed workflows surviving failures for companies like DoorDash and Netflix, becoming key AI agent orchestration infrastructure.
About
Temporal Technologies is an open-source durable execution platform that makes it possible to build reliable distributed applications and workflows that survive infrastructure failures — server crashes, network outages, and process restarts — without requiring developers to manage complex state persistence or distributed coordination themselves. Founded in 2019 by Maxim Fateev and Samar Abbas (who previously built Cadence workflow at Uber) and having raised over $200 million at a $1.5 billion valuation, Temporal has become the preferred durable execution platform for infrastructure engineers building complex distributed systems.
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