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What The Diff

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AI-powered assistant for streamlined code reviews and enhanced team communication.

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Tracked since2026
0 reviews tracked

The Bottom Line

Entry price

Free plan available, paid tiers above

Biggest pro

Saves time by automating PR description writing.

Biggest con

Requires full access to GitHub/GitLab code due to API limitations.

TL;DR - What The Diff

  • Automatically generates pull request descriptions using AI.
  • Provides summarized notifications and changelogs for stakeholders.
  • Offers inline AI-powered code refactoring during reviews.
Pricing: Free plan available
Best for: Growing teams

What is What The Diff?

Editorial review
What The Diff is an AI-powered application designed to automate and enhance the pull request (PR) process for development teams. It integrates with GitHub and GitLab to analyze code changes and automatically generate descriptive PR descriptions, saving developers time and ensuring clarity for reviewers. Beyond just descriptions, it facilitates better communication by providing summarized, non-technical notifications for stakeholders and generating public or internal changelogs. The tool is ideal for development teams looking to improve their code review efficiency, reduce the burden of writing PR descriptions, and keep both technical and non-technical team members informed about project progress. It also offers inline AI refactoring suggestions, allowing developers to address minor issues quickly during the review process, thereby streamlining the entire development workflow.

Available on: Web

Pros & Cons

Pros

  • Saves time by automating PR description writing.
  • Improves communication with non-technical stakeholders through simplified summaries.
  • Accelerates code review process with inline AI refactoring.
  • Supports nearly all programming languages.
  • Does not store user code or train AI models on private code.

Cons

  • Requires full access to GitHub/GitLab code due to API limitations.
  • Unused tokens do not roll over to the next month.
  • Token-based usage might require monitoring for larger teams.

Preview

Key Features

Automated pull request descriptionsRich summary notifications (Slack, Email, Webhook)Beautiful changelog generation (public or JSON API)Weekly progress reportsInline AI refactoring suggestionsFine-grained settings for PR processing

Pricing Plans

Free Trial

Pricing checked Jun 14, 2026

Free

Free

  • 25k tokens per month (~10 PRs)
  • No credit card required
  • Unlimited repositories
  • Inline code refactoring
  • Rate limited

Pro – 200k

$19 / month

  • Unlimited repositories
  • Instant code refactoring
  • Slack, Webhook and Email notifications
  • Priority email support
  • 200,000 tokens per month (~40 PRs)

How What The Diff's pricing compares

At $19/mo, What The Diff is mid-range of its 4 direct competitors ($10 to $24/mo across the set).

Entry paid plan, monthly. Pricing checked Jun 14, 2026.

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What The Diff FAQ

How does What The Diff streamline the pull request process?

What The Diff automates the generation of descriptive pull request descriptions by analyzing code changes. This saves developers time and ensures clarity for reviewers, enhancing the overall efficiency of the code review workflow.

Which teams benefit most from using What The Diff?

Development teams looking to improve code review efficiency and reduce the burden of writing PR descriptions will find What The Diff most beneficial. It also helps keep both technical and non-technical team members informed about project progress.

How does What The Diff compare to GitHub Copilot for code review?

What The Diff focuses on automating and enhancing the pull request process by generating PR descriptions and facilitating communication, whereas GitHub Copilot primarily assists with code completion and generation. What The Diff also offers inline AI refactoring suggestions during reviews.

Can What The Diff help with communication beyond technical teams?

Yes, What The Diff facilitates better communication by providing summarized, non-technical notifications for stakeholders. It can also generate public or internal changelogs, ensuring broader team awareness of project updates.

What kind of limitations should users be aware of with What The Diff?

What The Diff requires full access to GitHub or GitLab code due to API limitations. Additionally, its token-based usage means that unused tokens do not roll over to the next month, which might require monitoring for larger teams.

Does What The Diff include a free tier?

Yes, What The Diff is available on a free tier. Paid plans are offered for users requiring more usage and additional features beyond what the free tier provides.

How does What The Diff handle user code privacy?

What The Diff prioritizes user code privacy by not storing user code. It also does not train its AI models on private code, ensuring that sensitive information remains secure.

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