HTTP 200 is a weak success metric for AI endpoints, engineer warns

gethackteam · x · 2026-09-15

A short engineering note argues that HTTP 200 is a weak success metric for AI endpoints: an empty completion can pass your uptime checks while leaving the user with nothing.

For requests that need an actual answer or tool call, you should verify at the semantic level that the answer or tool call actually arrived. The author draws a parallel to the same problem GraphQL faced historically — protocol-level success doesn't mean business-level success.

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