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Model Pareto

GPT-5.5 Instant (June 2026)

OpenAIProprietaryartificialanalysis.ai ↗
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Input
$5.00/M tok
Output
$30/M tok
Blended
$11.3/M tok · 3:1
Speed
123tok/s
Context
400Ktokens

Long-tail import from Artificial Analysis (2026-09-24); AA variant: GPT-5.5 Instant (June 2026). Price = AA median host price.

Rankings

Benchmark scores

~ italic, dashed = no published score yet, estimated from related benchmarks.

Coding

SWE-bench VerifiedEstimated
~#5 of 14 (estimated)~79.8%
  1. #1Claude Opus 596.0%
  2. #2Claude Sonnet 585.2%
  3. #4MiniMax-M380.5%
  4. ~#5GPT-5.5 Instant (June 2026)Estimated79.8%
  5. #5Hy378.0%
No published score — estimated from related benchmarks

Hard reasoning

AIME (latest)Estimated
~#9 of 25 (estimated)~88.9%
  1. #1Inkling97.1%
  2. #2Muse Glimmer94.7%
  3. #8Nova 2.0 Pro Preview89.0%
  4. ~#9GPT-5.5 Instant (June 2026)Estimated88.9%
  5. #9Mistral Medium 3.586.3%
No published score — estimated from related benchmarks

Agents

OSWorld-VerifiedEstimated
~#10 of 12 (estimated)~68.8%
  1. #1Kimi K384.8%
  2. #2Qwen3.8 27B84.3%
  3. #9Nex-N2.5-Mini71.2%
  4. ~#10GPT-5.5 Instant (June 2026)Estimated68.8%
  5. #10Muse Glimmer65.9%
No published score — estimated from related benchmarks
OSWorld 2.0Estimated
~last of 5 (estimated)below measured range (<47.5%)
  1. #1GLM-5.3 Flash59.1%
  2. #2Kimi K358.3%
  3. #4GPT-5.547.5%
  4. ~#5GPT-5.5 Instant (June 2026)Estimated<47.5%
No published score — estimated from related benchmarks
BrowseCompEstimated
~#15 of 18 (estimated)~66.0%
  1. #1Atria Dawn Preview92.5%
  2. #2GPT-6 Astra91.5%
  3. #14Inkling77.1%
  4. ~#15GPT-5.5 Instant (June 2026)Estimated66.0%
  5. #15Mistral Medium 3.548.6%
No published score — estimated from related benchmarks