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GPT-5.2 Instant

OpenAI · GPT Instant line · lightweight

Released December 11, 2025Replaced by GPT-5.3 Instant

What changed

No verified summary yet. We only publish what the maker's own numbers support, so this card fills in as the sources come in.

Where the GPT Instant line stands

GPT-5.5 Instant is the current model in this line. The card shows how long it has been since the last release against the line's usual gap and its recent ones — the rhythm, not a date.

GPT-5.5 Instant

OpenAI · GPT Instant line · lightweight
Quiet127 days without a release — longer than any past gap

OpenAI's new lightweight model: far fewer made-up answers and much stronger math than GPT-5.3 Instant Mini — and it's now the default free model in ChatGPT.

Released May 5, 2026 · what changed →
Days since last release
GPT-5.5 Instant · May 5, 2026
127
days
Usual gap
37
days
Recent gaps
GPT-5.5 Instant · May 2026
26
GPT-5.3 Instant Mini · Apr 2026
37
GPT-5.3 Instant · Mar 2026
82

Every GPT Instant release

Newest first. See the full line with every card →

  1. May 5, 2026GPT-5.5 Instant
  2. Apr 9, 2026GPT-5.3 Instant Mini
  3. Mar 3, 2026GPT-5.3 Instant
  4. Dec 11, 2025GPT-5.2 Instant · this page

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