OpenAI updates GPT-5.6 Sol in ChatGPT and limits free users to GPT-5.6 Luna
OpenAI has updated GPT-5.6 Sol with more focused responses and a reasoning slider that lets users adjust how deeply the model thinks. Free users will get unlimited text chats with the smaller GPT-5.6 Luna starting next week, plus a button that lets Luna reason longer.
First seen 7 Aug, 08:29 UTC on The Decoder3 sourcesLast update 42d ago
OpenAIUpdate · 7 Aug
GPT-5.6 Sol
New flagship model
What the sources say
Linked, never rewritten. Official means the lab itself.
Official0
No word from OpenAI yet.
Coverage3
The Decoder· 7 Aug, 08:29OpenAI improves GPT-5.6 Sol in ChatGPT and restricts free users to its weakest modelThe Decoder· 10 Aug, 18:01OpenAI launches GPT-5.6-Cyber to help defenders find vulnerabilities before attackers doTechCrunch· 13 Aug, 19:22OpenAI introduces 'Ultrafast,' a new mode that makes GPT-5.6 Sol work at 14x the speedCommunity0
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How it unfolded
Every source in the order it appeared. Times in UTC.
7 Aug 08:29The Decoder OpenAI improves GPT-5.6 Sol in ChatGPT and restricts free users to its weakest model10 Aug 18:01The Decoder OpenAI launches GPT-5.6-Cyber to help defenders find vulnerabilities before attackers do13 Aug 19:22TechCrunch OpenAI introduces 'Ultrafast,' a new mode that makes GPT-5.6 Sol work at 14x the speed