AI model reference · 2026
GPT-5.4 Mini
GPT-5.4 mini brings the core capabilities of GPT-5.4 to a faster, more efficient model optimized for high-throughput workloads.
- Context window
- 400,000 tokens
- Maximum output
- 128,000 tokens
- Base provider API input
- $0.75 / 1M tokens
- Base provider API rate
- Published evidence
- 1 benchmark, 0 Arena results
Overview
About GPT-5.4 Mini
A concise catalog overview. Technical limits and published evaluation evidence are listed separately below.
GPT-5.4 mini brings the core capabilities of GPT-5.4 to a faster, more efficient model optimized for high-throughput workloads.
Published evaluations
Benchmark results
Only results mapped to this exact model and backed by a named source appear here. Different evaluation protocols are not treated as interchangeable.
| Benchmark | Score | Evaluation details | Source |
|---|---|---|---|
| LiveBenchA contamination-resistant benchmark refreshed on a fixed release cadence. Scores from different LiveBench releases must never be compared as the same protocol. | 66.4% | Mean of category averagesVersion: LiveBench 2026-06-25 · Split: 2026-06-25 release, 23 tasks across seven categories · Reasoning effort: xhighProtocol note: Overall is the mean of category averages. This protocol is not comparable with the 2026-01-08 release.Methodology | LiveBenchBenchmark owner |
Human preference
Arena results
Arena scores come from blind human preference votes. They are reported separately from task benchmarks and are not used as substitutes for missing benchmark results.
No exact Arena match is available for this model. Similar names and provider variants are not merged automatically.
Technical reference
Specifications and API facts
Technical limits and reference provider prices come from the current catalog unless a reviewed external source is listed. Missing values stay marked as unavailable.
- Provider
- OpenAI
- Release date
- Not available in reviewed sources
- Catalog added
- Mar 17, 2026
- Context window
- 400,000 tokens
- Maximum output
- 128,000 tokens
- Knowledge cutoff
- 2025-08-31
- License
- Not available in reviewed sources
- Input types
- File, Image, Text
- Output types
- Text
- Reasoning
- Supported
- Provider endpoint tool parameters
- Accepts tool parameters
- Base provider API input
- $0.75 / 1M tokens
- Base provider cached input
- $0.075 / 1M tokens
- Base provider API output
- $4.50 / 1M tokens
These are reference provider API rates, not Writingmate checkout charges. Access in Writingmate follows the allowances of your Writingmate plan.
Provenance
Sources and update status
Source links are attached to the facts and evaluations they support. Catalog-only values are not presented as independently verified claims.
Evidence last updated Aug 9, 2026.
Catalog record updated Mar 17, 2026.
Catalog-added dates describe when a model entered the catalog, not necessarily its public release date.
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