A startup's upgrade to Claude Sonnet 4.5 broke its API system. The model folded parameters into the wrong field and aske...

A startup's upgrade to Claude Sonnet 4.5 broke its API system. The model folded parameters into the wrong field and asked clarifying questions instead of returning JSON. The fix required rolling back and re-qualifying every integration. Lesson: treat evaluation suites as the spec, not prompts. https://venturebeat.com/orchestration/when-claude-changed-everything-changed-managing-ai-blast-radius-in-production #Tech #Startup #News #AI

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