Swe Marathon Ext Can Ai Build A Whole Saas Product
Source
mercor.com
Author
Mercor research blog
Date
Why it matters
Models ship auth and CRUD reliably but fail on concurrency, time logic and rejection paths, so repo-edit benchmarkA standard public test set for comparing AI models — the shared scoreboards behind every "model X beats model Y" claim.Full definition → scores overstate end-to-end product building. Review those areas when an AI agentAn AI system that doesn't just answer once but works toward a goal in a loop — taking actions, reading the results, and deciding what to do next.Full definition → builds from scratch.
Terms in this piece · Glossary
benchmark — A standard public test set for comparing AI models — the shared scoreboards behind every "model X beats model Y" claim.
AI agent — An AI system that doesn't just answer once but works toward a goal in a loop — taking actions, reading the results, and deciding what to do next.