Data points: 69
The readout for GPT-5.4 Mini and GPT-5.4 Pro, before the detailed comparison sheet.
Decision read
GPT-5.4 Mini
GPT-5.4 Mini currently has the stronger profile, with verified wins split 4 to 0.
Evidence depth
69 data points
Includes 3 benchmark rows, 0 audit samples, and 8 provider examples.
Selection signal
Start with GPT-5.4 Mini
The charts below split 11 high-signal samples across speed, scores, and audit health.
Model compare GPT-5.4 Mini vs GPT-5.4 Progpt-5-4-mini-vs-gpt-5-4-pro | Model A GPT-5.4 Mini | Model B GPT-5.4 Pro |
|---|---|---|
| Overall leader | Leading | Contender |
| Verified metric wins | 4 wins | 0 wins |
| Where it leads | Cheapest input price, Free providers, Provider coverage, Recent tests |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
| Metric | GPT-5.4 Mini | GPT-5.4 Pro |
|---|---|---|
| Input price | $0.750/M#24 |
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | GPT-5.4 Mini | GPT-5.4 Pro |
|---|---|---|
| No completed audits are available from shared providers yet. | ||
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | GPT-5.4 Mini | GPT-5.4 Pro |
|---|---|---|
5 tests | GPT-5.4 Mini speed / latency 98 tok/s / 4039ms input / output No data |
This report only uses LMSpeed data for GPT-5.4 Mini and GPT-5.4 Pro: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | GPT-5.4 Mini | GPT-5.4 Pro |
|---|---|---|
| When to choose each model | GPT-5.4 Mini GPT-5.4 Mini is stronger when you prioritize Cheapest input price, Free providers, Provider coverage, Recent tests. | GPT-5.4 Pro GPT-5.4 Pro does not clearly lead on the verified metrics here, so check provider-specific pricing before choosing. |
TL;DR: GPT-5.4 Mini leads across 69 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from GPT-5.4 Mini vs GPT-5.4 Pro into nearby model comparisons with enough verified LMSpeed data.
| No data |
| Model metadata | GPT-5.4 Mini exposes 400K tokens; notable signals: Text input, Image input, File input, Text output. | GPT-5.4 Pro exposes 1.1M tokens; notable signals: Text input, Image input, File input, Text output. |
|---|---|---|
| Developer | OpenAI | OpenAI |
| Context window | 400K tokens | 1.1M tokens |
| Max output | 128K tokens | 128K tokens |
| Released | Mar 2026 | Mar 2026 |
| Modalities | Input FileImageText Output Text | Input TextImageFile Output Text |
| Features | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning | Text inputImage inputFile inputText outputTool callingStructured outputsJSON mode |
| Parameters | No data | No data |
| Tokenizer | GPT | GPT |
| Knowledge cutoff | 2025-08-31 | No data |
| OpenRouter ID | openai/gpt-5.4-mini | openai/gpt-5.4-pro |
| References | No data | No data |
| Output price | $4.50/M#34 | $180.00/M#54 |
|---|
| Blended price | $1.69/M#48 | $67.50/M#76 |
|---|
GPT-5.4 Pro
speed / latency
N/A / N/A
input / output
No data
Vercel AI Gateway5 tests | GPT-5.4 Mini speed / latency 195 tok/s / 1104ms input / output No data | GPT-5.4 Pro speed / latency N/A / N/A input / output No data |
|---|
YUNWU API5 tests | GPT-5.4 Mini speed / latency 201 tok/s / 1441ms input / output No data | GPT-5.4 Pro speed / latency N/A / N/A input / output No data |
|---|
42公益站0 tests | GPT-5.4 Mini speed / latency N/A / N/A input / output No data | GPT-5.4 Pro speed / latency N/A / N/A input / output No data |
|---|
AAAI0 tests | GPT-5.4 Mini speed / latency N/A / N/A input / output No data | GPT-5.4 Pro speed / latency N/A / N/A input / output No data |
|---|
GPT-5.4 Mini openai/gpt-5.4-mini speed / latency No data input / output $0/M / $0/M | GPT-5.4 Pro openai/gpt-5.4-pro speed / latency No data input / output $54.00/M / $320.00/M |
GPT-5.4 Mini gpt-5.4-mini-2026-03-17 speed / latency No data input / output $0.031/M / $0.185/M | GPT-5.4 Pro gpt-5.4-pro-2026-03-05 speed / latency No data input / output $1.23/M / $9.86/M |
GPT-5.4 Mini gpt-5.4-mini-2026-03-17 speed / latency No data input / output $0.103/M / $0.616/M | GPT-5.4 Pro gpt-5.4-pro-2026-03-05 speed / latency No data input / output $4.11/M / $24.66/M |
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
