Today's price · per 1M tokens
Input
$30.00
per 1M tokens
Output
$180.00
per 1M tokens
Blended
$105.00
avg of input & output $/1M
Cached input
$3.00
10% of input — prompt caching
Overview
Highest-capability GPT-5.4 tier for demanding reasoning and professional work. 1.05M context, multimodal input.
Capabilities
struck through = not supportedBenchmark performance
accuracy % · higher is betterEvery per-benchmark score we hold for this model is reported by its own vendor, so none is counted toward an accuracy average or any ranking. The percentile above is its standing across the independent composites below.
- LMSYS Chatbot Arena: 1478 ELO (Human preference)
- Ranks #5 of 133 comparably-measured models by percentile score, across 1 independent measurement
- Ranks #131 of 133 comparably-tested models by normalized performance per dollar
74 tokens/sec output
Source: LMSYS Chatbot Arena (snapshot via BenchLM), OpenAI model card, OpenAI model card (no tools) · updated Jul 18, 2026 · See full rankings →
Specifications
- Provider
- OpenAI
- Context window
- 1M tokens
- Modality
- text, image
- Parameters
- Proprietary
- Open source
- No — proprietary
- Released
- Mar 5, 2026
- Status
- Current
- Last updated
- Jul 3, 2026
- Tags
Availability verified: Jul 3, 2026 — listed on OpenAI's own page