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GPT-5.5 Instant Mini

OpenAI · GPT Instant line · lightweight

Released July 6, 2026Latest in the line

GPT-5.5 Instant Mini was released by OpenAI on July 6, 2026, as a lightweight model in the GPT Instant line.

  • Release 6 of 6 in the GPT Instant line.
  • Came 62 days after GPT-5.5 Instant, released May 5, 2026.
  • Still the newest model in the line.
  • These days the line ships a new model about every 37 days.

No detailed card for this model: we only add numbers published by the maker or by independent benchmarks. Sources: OpenAI

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Where the GPT Instant line stands

GPT-5.5 Instant Mini 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 Mini

OpenAI · GPT Instant line · lightweight
Past its usual gap90 days since the last release — usual gap is 37
Released Jul 6, 2026 · what changed →
Days since last release
GPT-5.5 Instant Mini · Jul 6, 2026
90
days
Usual gap
37
days
Recent gaps
GPT-5.5 Instant Mini · Jul 2026
62
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. Jul 6, 2026GPT-5.5 Instant Mini · this page
  2. May 5, 2026GPT-5.5 Instant
  3. Apr 9, 2026GPT-5.3 Instant Mini
  4. Mar 3, 2026GPT-5.3 Instant
  5. Dec 11, 2025GPT-5.2 Instant
  6. Nov 12, 2025GPT-5.1 Instant