Ghostship uses AI agents to autonomously test web apps and GitHub pull requests, crawling user flows to find and reproduce bugs before they reach users.
MRR (USD)
TRAILING 30D REVENUE
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LIFETIME REVENUE
TARGET CUSTOMER
Engineering teams using GitHub who want autonomous QA for their web apps and PRs, with automatic validation on every pull request.
TIMELINE
- YC S25 acceptance — August 7, 2025 →
Announced being part of the YC Summer 2025 batch.
- Daily feature shipping before Demo Day — September 3, 2025 →
Committed to launching new Ghostship updates every day leading up to Demo Day.
- Public launch — September 6, 2025 →
YC announced Ghostship’s launch.
- YC S25 Demo Day — September 9, 2025 → September 10, 2025
End of the batch and intensive customer meetings around Demo Day.
- Hacker News launch — September 11, 2025 →
Launched on Hacker News.
TECH STACK
GitHub app integration; agent-based UI crawling for user-flow simulation; PR diff analysis to validate changes.
LATEST USERS
USERS CHANGE
FINANCIALS
TRACTION
FOUNDERS
CEO of @ghostship_ai (YC S25); publicly documents daily feature shipping and customer meetings.
PRODUCT–FOUNDER FIT
Founder-CEO Jesse Choe is deeply engaged with shipping and customers—posting daily feature releases, long days of customer calls, and back-to-back meetings around YC Demo Day—aligning with a product focused on continuous QA automation and rapid iteration.