Claude vs Greptile

Greptile is purpose-built for code review: it indexes your repo as a graph and runs parallel agents to analyze multi-file impact, not just the diff. Its standout is TREX (public beta) that writes and executes tests in a sandbox, providing logs/screenshots/videos as evidence — catching 20% more bugs beyond static analysis. It also learns team standards from PR comments and supports custom plain-English rules. Model inversion (detecting AI-authored PRs and routing to a different model) is unique. Integrates directly with Claude Code, Cursor, Codex, Devin — a validation layer for AI agents. Claude is a general assistant: long-context document analysis, structured output (JSON/XML), and multi-language coding. Claude Code now runs on a Bun runtime in Rust, improving performance. Claude Design handles design-to-code, and Claude Tag embeds a persistent teammate in Slack. Claude Opus 5 (released July 2026) offers near-Fable 5 performance at half cost. Voice mode and memory across conversations are included. For code review specifically, Greptile's test execution and standard-learning are unmatched; Claude is broader but not review-focused.

Both are freemium. Greptile gives 50 free credits per month; beyond that, extra reviews cost $1 per credit, with an optional dollar cap to control spend — so heavy volume gets pricey, but you only pay for what you use. Claude's free tier is limited (no real-time web search), while paid plans (Pro/Max) are not specified but typical AI-assistant pricing. Greptile's credit model aligns with usage: the more PRs you review, the more you pay. Claude's subscription is predictable, but if you need heavy code review, Greptile's variable cost might be better for a small team. Price-sensitive teams wary of overage should note Greptile's cap feature; Claude offers predictable billing, but no usage details are provided for enterprise tiers.