ChatGPT users report 'high' intelligence setting silently routing to 5.5-mini

panzzersoldat · reddit · 2026-08-21

A Reddit user noticed ChatGPT's "high" intelligence setting now routes to 5.5-mini instead of the expected 5.6 model, producing rushed, lackluster responses that behave like an instant model. They suspect a server-side routing issue and are asking when it will be fixed.

Related event: Users Report Sudden Quality Degradation in ChatGPT and Sol Models, Suspecting Routing to Smaller Model(9 posts)→

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