{
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  "path": "/t/recent-regression-5-4-thinking-model-reopens-already-proved-points-without-identifying-a-concrete-gap/1378773#post_4",
  "publishedAt": "2026-04-23T00:51:29.000Z",
  "site": "https://community.openai.com",
  "textContent": "Thanks… GPT-5.4 Thinking is the one.\n\nHonestly, after running more tests I came away thinking the pattern looked more structural than like a tuning regression so rather than keep grinding on repros, I’ve moved the relevant work elsewhere. I’ll leave the post up in case other users are seeing the same thing, but I don’t have more repro data to share.",
  "title": "Recent Regression: 5.4 Thinking Model reopens already-proved points without identifying a concrete gap"
}