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OpenAI upgrades GPT-5.5, as it plans to retire legacy ChatGPT models

OpenAI says it's rolling out a new update that improves the existing GPT-5.5 Instant model, and this move comes ahead of the scheduled retirement of multiple legacy models, including o3.

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bleepingcomputer.com

neowin.net

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bleepingcomputer.comStai leggendo2 g fa

OpenAI upgrades GPT-5.5, as it plans to retire legacy ChatGPT models

OpenAI upgraded GPT-5.5 Instant and is retiring o3 by Aug 26 and GPT-4.5 by Jun 27. Teams on GPT-4.5 face 30-day migration; the consolidation forces vendor reevaluation and budget realignment as OpenAI signals shorter model lifecycle cycles.

originale

neowin.net11 h fa

OpenAI is rolling out a major upgrade to ChatGPT memory

Built on top of the "dreaming" background process introduced in 2025, ChatGPT's new compute-efficient memory update can carry forward useful context for users.

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mercoledì 3 giugno 2026·bleepingcomputer.com
OpenAI upgrades GPT-5.5, as it plans to retire legacy ChatGPT models
OpenAI says it's rolling out a new update that improves the existing GPT-5.5 Instant model, and this move comes ahead of the scheduled retirement of multiple legacy models,…
venerdì 5 giugno 2026·neowin.net
OpenAI is rolling out a major upgrade to ChatGPT memory
Built on top of the "dreaming" background process introduced in 2025, ChatGPT's new compute-efficient memory update can carry forward useful context for users.