GPT-5.5 Instant (June 2026)

Name: GPT-5.5 Instant (June 2026)
Author: OpenAI

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Notes

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Attribution

Input

/1M tok

Output

$30

/1M tok

Blended

$11.25

#441/ 454/1M · 3:1

Speed

135

#34/ 454tok/s

Price & speed via Artificial Analysis · ranked across tracked models

Reported on 3 evals across 2 domains - best 82.3% on GPQA Diamond · #84 of 490

Reported eval scores