GPT-5.6 Is Real (a Codex Log Says So) — Everything Else Is Made Up (opens in new tab)

I went looking for GPT-5.6 details this morning because half the dev YouTube and Medium feed has "GPT-5.6 benchmarks revealed" thumbnails. None of them link to OpenAI. None of them link to API docs. Most of them link to each other. So here's what I actually found and what I'm tagging as invented. Date stamp: June 1, 2026. TL;DR OpenAI has not announced GPT-5.6. No openai.com/index/introducing-gpt-5-6, no API model, no benchmarks, nothing. A rollout-mapping entry in OpenAI's Codex backend brie...