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Greptile

AI code review agent with complete context of your codebase

greptile.com

4.2Score#132 of 999 agents#1 of 4 in Code reviewer
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Why it ranks #132

Greptile, an AI code reviewer from YC W24, ranks #132 of 999 AI agents and #1 of 4 in Code reviewer, with a score of 4.2 of 10. Data as of .

The score adds four parts, each 0 to 10, by weight. Every point comes from public evidence. How scoring works ·

  1. Proof

    Do customers use it? 30% of the score

    5

    Claims named customers and a customer result.

    • +3
      Named customers
      “Here’s Felix from Twenty (open source CRM with 9k GitHub stars).”
      Launch YC post · 11 Mar 2024 · 5 claims
    • +2
      A customer result
      “When companies start using Greptile, they catch more bugs and merge PRs 4x faster, on average”
      YC page

    Not found: revenue or growth (+4), a customer count (+2), work done at scale (+2)

  2. Scale

    Is there a real company behind it? 30% of the score

    6

    35 people, raised $4.0M.

    • +5
      35 people on its YC page20 to 49 people
    • +1
      Raised $4.0MGreptile raises $4M to build an AI-fueled code base expertSource · 6 Jun 2024

  3. Momentum

    Is it shipping and growing now? 25% of the score

    0

    Nothing new in the last 6 months.

    Not found: launch YC post in the last 6 months (+3), open roles on YC (+2), new traction claim in the last 6 months (+2), funding news in the last year (+2), a batch in the last year (it is YC Winter 2024) (+1)

  4. Autonomy

    How much of the job does it do on its own? 15% of the score

    6

    Supervised agent: takes actions in other systems; a person approves key steps.

    • +6
      Level 2 of 4: Supervised agentTakes actions in other systems; a person approves key steps.
    What the model read
    • Acts in other systems: 67% likely
    • Finishes whole tasks: 18% likely
    • Calls itself an agent: 61% likely
    • Level 1 from the model's reading of its pages; the evidence review found, with quotes, that its AI acts in the work, so the level is 2

    Level 2: Takes actions in other systems; a person approves key steps.

About Greptile

Greptile reviews pull requests with full context of the codebase.

Top YC companies like PostHog, Raycast, Vouch, Podium, and YC's own internal software team use Greptile to review millions of changes every week.

Read more

When companies start using Greptile, they catch more bugs and merge PRs 4x faster, on average

Greptile can be used via the cloud, or be hosted 100% on your cloud in an air-gapped VPC.

Founders

Launches and news

  1. News23 Sep 2025Series A and Greptile v3 | Greptile Blog
  2. News6 Jun 2024Greptile raises $4M to build an AI-fueled code base expert
  3. Launch YC11 Mar 2024Greptile: AI expert that understands large codebasesPlatform that lets engineers understand large codebases and build internal dev tools using AI.

Alternatives in Code reviewer

The top Code reviewer agents by score, with Greptile in its place.

  1. 1GreptileCode reviewerW24AI code review agent with complete context of your codebaseProof5Scale6Momentum0Autonomy6Score4.2
  2. 2Terracotta AICode reviewerS23AI-powered Infrastructure as Code PR reviewsProof3Scale2Momentum0Autonomy6Score2.4
  3. 3cubicCode reviewerSp25AI-powered code review platformProof0Scale3Momentum2Autonomy6Score2.3
  4. 4CajalCode reviewerW26Scaling formal verification to accelerate scientific discoveryProof0Scale1Momentum1Autonomy6Score1.5

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