Leak: OpenAI Pushed GPT-5.6 to July as DeepMind Holds Gemini 3.5 Pro
The claims are unconfirmed, but they land as official docs show no GPT-5.6 listing and Google has already missed its June target for 3.5 Pro.
By Ryan Merket · Published
Primary source: X
Why it matters
The alleged delays show how model cadence has become a trust signal: labs are better off missing a window than shipping frontier models that fail developers, benchmarks or safety gates.
A pseudonymous X account, leo (@synthwavedd), said in a two-post thread on X on Tuesday that OpenAI's GPT-5.6 release has slipped from the week of June 23rd to roughly mid-July, while Google DeepMind is holding Gemini 3.5 Pro past its June launch window because the lab is not satisfied with the model's current state.…
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