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GPT-5.6

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OpenAI explains V7 Go’s source-linked memory for enterprise agents

OpenAI explains V7 Go’s source-linked memory for enterprise agents

DP News TeamSep 21, 2026

OpenAI shuts down standalone ChatGPT Atlas browser, folds it into desktop app

OpenAI shuts down standalone ChatGPT Atlas browser, folds it into desktop app

OpenAI makes GPT-5.6 Luna the free ChatGPT default with unlimited text chats

OpenAI makes GPT-5.6 Luna the free ChatGPT default with unlimited text chats

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OpenAI cuts GPT-5.6 Luna pricing 80% and adds a faster Sol Fast API tier
OpenAI cut GPT-5.6 Luna pricing 80% to $0.20/$1.20 per million tokens and launched a faster Sol Fast API tier.
DP News Team · Jul 30
News
UC Berkeley researcher says GPT-5.6 helped close a 30-year-old optimization complexity gap
UC Berkeley's Phillip Kerger says OpenAI's GPT-5.6 helped produce a machine-checked proof resolving a 1996 convex-optimization complexity gap, posted…
DP News Team · Jul 14
News
OpenAI says its GPT-5.6 Sol Ultra model proved the 50-year-old Cycle Double Cover Conjecture
OpenAI published a proof of the 50-year-old Cycle Double Cover Conjecture that it attributes to its GPT-5.6 Sol Ultra model, a claim mathematicians…
Dmytro Spodarets · Jul 10
News
OpenAI moves GPT-5.6 to general availability across ChatGPT, API and Codex
OpenAI began rolling out its three-tier GPT-5.6 family — Sol, Terra and Luna — across ChatGPT, the API and Codex on July 9, 2026.
Dmytro Spodarets · Jul 9
News
OpenAI wins clearance to broadly launch GPT-5.6 as White House disputes the 'green light'
OpenAI is set to broadly launch its GPT-5.6 family (Sol, Terra, Luna) on July 9, 2026 after a US security review, though the White House disputes…
Dmytro Spodarets · Jul 8
News
OpenAI limits GPT-5.6 Sol to 20 government-vetted partners as evaluator flags record cheating
OpenAI released its GPT-5.6 models on June 26 but limited access to about 20 government-approved partners, after evaluator METR found the highest…
Dmytro Spodarets · Jun 27