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What-the-Diff

What The Diff helps you make pull requests accessible for everyone, but it requires full access to your code.

Checked 3 Oct 2026 Reviewed by Alex Listed since September 2024

Screenshot of What-the-Diff

At a glance

Starts at Free Limited to 25,000 tokens per month (10 PRs)
Free tier Yes
Platforms Web, API
Best for Development teams with non-technical stakeholders
Not for Large codebases with strict permissions

4.0 out of 5

Scored by Alex after real use

Our verdict

Automates PR descriptions and sends summaries. Good for accessibility but needs full repo access.

✓What it does well

Automated PR descriptionsSaves time by automatically generating description comments.
Rich summary notificationsKeeps non-technical stakeholders informed with simplified summaries.
Beautiful changelogsShares public or internal changelogs via JSON API.

✕Where it falls short

Needs full access to your codeRequires full permission to read diff of pull requests, not just diffs.
Limited plan flexibilityUnused tokens don't roll over and plans can only be upgraded manually.
High cost for larger teamsUnlimited plan starts at $19/month, which may be expensive for larger repos.

Key features

Inline code refactoringRefactors minor issues directly within pull requests.
Weekly progress reportsProvides summaries of all changes in the past week.
Fine-granular settingsAllows customization such as skipping CI pull requests or limiting tokens.
repository limitssupports multiple repositories but charges per token usage.