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Checksum Took Product Hunt #2 Selling the Verification Layer for Code Nobody Reviewed, With 70% of Test Failures Healing Themselves
Checksum generates, runs and auto-heals end-to-end and API tests on every pull request, shipping everything as standard Playwright code committed to your own repo with no proprietary format. When a test fails it classifies the failure as a real bug or a stale test and repairs the false ones; the company says 70% of test failures resolve without an engineer touching them. It hooks into Cursor, Claude Code and 100-plus coding agents via /checksum slash commands, so the test runs before a human ever opens the diff, which is the actual bottleneck once agents write most of the code.
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