GPT-5.4 Mini
- In Input modalities: TextImage Out Output modalities: Text
- Reasoning· none, low, medium, high, xhigh
- Reasoning can be off
- Tool use
- Structured output
Prices
3 offerings · prices as listed OpenAI API (opens in a new tab)
gpt-5.4-mini| Conditions/ 1M tokens | Input | Cache read | Output |
|---|---|---|---|
| Standard | $0.75 | $0.075 | $4.50 |
| Flex tier | $0.375 | $0.0375 | $2.25 |
| Fast tier | $1.50 | $0.15 | $9.00 |
| Batch | $0.375 | $0.0375 | $2.25 |
Prices from OpenAI API pricing (opens in a new tab) (checked Nov 9, 2026)
Standard: the price a request with no conditions pays (the headline price elsewhere on the site).
Details
- Max input
- 272K
- Knowledge cutoff
- Aug 2025
- Open weights
- —
- Family
- gpt-mini
- Model ID
Not stated on OpenAI’s pages: max thinking budget, aliases.
Cited scores
From third-party leaderboards, not measured by us- Epoch Capabilities Index 149.3
#62 of 118 listed models · CI 147.7–151.1
- LMArena Text 1,448
#56 of 163 listed models · high effort · CI 1,444–1,451 · 62,795 votes
- Epoch AI · Chess Puzzles 23%
#53 of 85 listed models · high effort · ±4.23
Also listed: xhigh effort 17% · reasoning off 2%
- Epoch AI · FrontierMath Tier 4 v2 9.8%
#56 of 65 listed models · xhigh effort · ±4.69
- Epoch AI, 'Capabilities & benchmarking'. Published online at epoch.ai. Retrieved from 'https://epoch.ai/benchmarks'. Licensed CC BY 4.0. · License · as of Oct 28 – Nov 5, 2026
- LMArena (Arena), leaderboard-dataset on Hugging Face, licensed CC BY 4.0 · License · as of Nov 8, 2026
- EQ-Bench by Samuel J. Paech (eqbench.com; EQ-bench/EQ-bench-site on GitHub), MIT License. · License · as of Oct 28, 2026
- LiveBench (White et al.), release 2026-06-25, livebench.ai, licensed CC BY-SA 4.0. This board, adapted from it, is shared under CC BY-SA 4.0. · License · as of Jun 25, 2026
- changes we made
Changes
All changes →- 3 prices dropped on OpenAI API Input (Flex tier, Batch) $0.375 · Output (Flex tier, Batch) $2.25 · Cache read (Flex tier, Batch) $0.0375
- 3 new prices on OpenAI API Input (Flex tier, Batch) $0.375 · Output (Flex tier, Batch) $2.25 · Cache read (Flex tier, Batch) $0.0375
Sources
- Azure OpenAI pricing (opens in a new tab) azure.microsoft.com · checked Nov 8, 2026
- OpenAI API pricing (opens in a new tab) developers.openai.com · checked Nov 9, 2026
- GPT-5.4 mini model (opens in a new tab) developers.openai.com · checked Nov 8, 2026
- Changelog (opens in a new tab) developers.openai.com · checked Nov 9, 2026
- Azure AI Foundry: model retirement schedule (opens in a new tab) learn.microsoft.com · checked Nov 10, 2026
- GPT-5.4 Mini (opens in a new tab) developers.openai.com · checked Nov 6, 2026
OpenAI’s official policies: data use, privacy, terms →
OpenAI · United States · openai.com
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