Topic
Coding agents producing merged production code at volumes that shift engineering bottlenecks toward human review and approval.
More than 70% of pull requests at Uber are attributed to agents and weekly requests grew 9.4x in six months, yet spend has held flat since April. The lever behind that is routing, which makes this an organizational question rather than a procurement one.
Reality
Andrew Swerdlow says Roblox spent about six months moving from autocomplete to agents, and that the binding constraint is trust and review infrastructure rather than model choice.
Reality
An agent retrospective read 22 merged stories and found real defects. Then its own output went nowhere while the health check stayed fine, which is the part that generalises.
Reality
Vestibule's suite was green while pip install was broken. An AI reviewer caught a 390-second race in a design document, because someone had written the document.
Reality
Tessl Code Review, free during beta, keeps review criteria as versioned files the team owns instead of logic sealed inside a vendor product. Someone still has to write the criteria.
Reality