Meta AIAnalysisDevelopersOctober 29, 2026

Meta deploys LLM-generated JiTTests to production

Read original source →engineering.fb.com

Catching JiTTests, which use LLMs to generate executable tests proving a behavioral change before code lands, is now part of Meta's infrastructure rather than a research prototype. Meta says the approach catches bug classes that LLM- or agent-based code review misses, with less load and fewer false positives.

1 source

More stories today

Open the live feed