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GPT 5.6 Got Massively Upgraded Without an Announcement

This story is from 2026-08-22. It is preserved in the archive; the latest stories are on the live feed.

My GPT 5.6 Sol High in ChatGPT feels noticeably upgraded in the last days. It's suddenly extremely fast, more in depth, uses more effort, hallucinates way less, makes way less mistakes and gets many of the prompts right that it got previously wrong. It honestly feels like at least GPT 5.7 now. I ca…

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  1. 2026-08-22 17:28 · r/OpenAI
    GPT 5.6 Got Massively Upgraded Without an Announcement

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