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GPT-5.4 NanoChat with this model
AttributeGPT-5.4 Nanoopenai/gpt-5.4-nano
Specs
Context window400K
Max output128K
Input modalitiesTextImage
Output modalitiesText
Capabilities
StreamingSupported
Tool callingSupported
Structured output (JSON)Supported
Image inputSupported
Thinking modeSupported
Price / 1M tokens
Input$ 0.20
Output$ 1.25
Cache read$ 0.020
Cache write$ 0.20
What it is good at
Best for
  • Classification and extraction
  • Ranking and simple subagents
Published benchmarks
Terminal-Bench 2.0pass_rate
  • 46.3%effort xhigh(setup not fully disclosed)
SWE-Bench Pro (Public)pass_rate
  • 52.4%effort xhigh(setup not fully disclosed)
OSWorld-Verifiedsuccess_rate
  • 39%effort xhigh(setup not fully disclosed)
OpenAI MRCR v2 8-needle 128K–256Kaccuracy
  • 33.1%effort xhigh(setup not fully disclosed)
MMMU Pro (no tools)accuracy
  • 66.1%effort xhigh(setup not fully disclosed)
Humanity's Last Exam Full (with tools)accuracy
  • 37.7%effort xhigh(setup not fully disclosed)
GPQA Diamondaccuracy
  • 82.8%effort xhigh(setup not fully disclosed)
Toolathlonscore
  • 35.5%effort xhigh(setup not fully disclosed)