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What The Diff

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

From $19/mo (free plan available)
FreemiumCode ReviewDocumentationAI Assistants
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Tracked since2026

The Bottom Line

Price
From $19/mo (free plan available). Compare plans

Key facts

  • Automatically generates pull request descriptions using AI.
  • Provides summarized notifications and changelogs for stakeholders.
  • Offers inline AI-powered code refactoring during reviews.

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.

What is What The Diff?

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

how we evaluateSourcewhatthediff.ai ↗

Preview

Key Features

  • Automated pull request descriptions
  • Rich summary notifications (Slack, Email, Webhook)
  • Beautiful changelog generation (public or JSON API)
  • Weekly progress reports
  • Inline AI refactoring suggestions
  • Fine-grained settings for PR processing

Pricing Plans

Free Trial

Pricing checked Oct 3, 2026

What The Diff plans and prices, checked October 2026
PlanPriceDetails
Free

$0

  • 25k tokens per month (~10 PRs)
  • No credit card required
  • Unlimited repositories
+2 more
  • Inline code refactoring
  • Rate limited
Pro: 200k

$19 / month

  • Unlimited repositories
  • Instant code refactoring
  • Slack, Webhook and Email notifications
+2 more
  • Priority email support
  • 200,000 tokens per month (~40 PRs)
Calculate your costView full pricing

Is What The Diff worth the price?

Good value

The pricing for What The Diff is quite generous, especially with its Free tier offering 25k tokens.

The jump to Pro at $19/month for 200k tokens provides significant value for growing teams. This pricing is best for individual developers and small to medium-sized teams looking for an affordable code review AI.

Full What The Diff pricing: every plan, hidden costs and alternatives

How What The Diff's pricing compares

At $19/mo, billing unit not specified, What The Diff is mid-range of its 3 comparable direct competitors ($10 to $24/mo across the set).

GitHub Copilot
$10
What The Diff
$19
Cursor
$20
CodeRabbit
$24

Entry paid plan, monthly. Pricing checked Oct 3, 2026.

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Still deciding?

Most buyers shortlist 2 or 3 tools before committing. Pull a side-by-side comparison or browse the full alternatives shortlist below.

What The Diff vs CodeRabbitHead-to-head: features, pricing, who winsWhat The Diff vs CursorHead-to-head: features, pricing, who winsWhat The Diff vs KiteHead-to-head: features, pricing, who wins

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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.

Source: whatthediff.ai

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