Data points: 111
The readout for Claude Opus 4.6 and GPT-5.4 Mini, before the detailed comparison sheet.
Decision read
GPT-5.4 Mini
GPT-5.4 Mini currently has the stronger profile, with verified wins split 1 to 4.
Evidence depth
111 data points
Includes 8 benchmark rows, 6 audit samples, and 6 provider examples.
Selection signal
Start with GPT-5.4 Mini
The charts below split 20 high-signal samples across speed, scores, and audit health.
Model compare Claude Opus 4.6 vs GPT-5.4 Miniclaude-opus-4-6-vs-gpt-5-4-mini | Model A Claude Opus 4.6 | Model B GPT-5.4 Mini |
|---|---|---|
| Overall leader | Contender | Leading |
| Verified metric wins | 1 wins | 4 wins |
| Where it leads | Recent tests | Cheapest input price, Average speed, First-token latency, Provider coverage |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
| Metric | Claude Opus 4.6 | GPT-5.4 Mini |
|---|---|---|
| SciCode | 45.7%#20 |
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | Claude Opus 4.6 | GPT-5.4 Mini |
|---|---|---|
Winner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 97 100 |
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | Claude Opus 4.6 | GPT-5.4 Mini |
|---|---|---|
25 tests | Claude Opus 4.6 claude-opus-4-6-medium speed / latency N/A / N/A input / output $0.0014/M / $0.0068/M |
This report only uses LMSpeed data for Claude Opus 4.6 and GPT-5.4 Mini: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | Claude Opus 4.6 | GPT-5.4 Mini |
|---|---|---|
| When to choose each model | Claude Opus 4.6 Claude Opus 4.6 is stronger when you prioritize Recent tests. | GPT-5.4 Mini GPT-5.4 Mini is stronger when you prioritize Cheapest input price, Average speed, First-token latency, Provider coverage. |
TL;DR: GPT-5.4 Mini leads across 111 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from Claude Opus 4.6 vs GPT-5.4 Mini into nearby model comparisons with enough verified LMSpeed data.
| Model metadata | Claude Opus 4.6 exposes 1M tokens; notable signals: Text input, Image input, File input, Text output. | GPT-5.4 Mini exposes 400K tokens; notable signals: Text input, Image input, File input, Text output. |
|---|---|---|
| Developer | Anthropic | OpenAI |
| Context window | 1M tokens | 400K tokens |
| Max output | 128K tokens | 128K tokens |
| Released | Apr 2026 | Mar 2026 |
| Modalities | Input TextImageFile Output Text | Input FileImageText 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 | Claude | GPT |
| Knowledge cutoff | No data | 2025-08-31 |
| OpenRouter ID | anthropic/claude-opus-4.6-fast | openai/gpt-5.4-mini |
| References | No data | No data |
| GPQA | 84.0%#38 | 87.5%#17 |
|---|
| Output speed | 44.9 tok/s#96 | 165.0 tok/s#22 |
|---|
| HLE | 18.6%#43 | 26.6%#23 |
|---|
| Input price | $5.00/M#41 | $0.750/M#24 |
|---|
| Output price | $25.00/M#47 | $4.50/M#34 |
|---|
| Time to first answer token | 1.44 s#34 | 3.95 s#47 |
|---|
| Blended price | $10.00/M#68 | $1.69/M#48 |
|---|
GPT-5.4 Mini gpt-5.4-mini No audit yet |
VSLLMWinner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 94 76100100100 | GPT-5.4 Mini gpt-5.4-mini No audit yet |
|---|
Cuz AIWinner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 89 56100100100 | GPT-5.4 Mini gpt-5.4-mini No audit yet |
|---|
Yuan APIWinner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 89 56100100100 | GPT-5.4 Mini gpt-5.4-mini No audit yet |
|---|
钠 APIWinner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 80 668470100 | GPT-5.4 Mini gpt-5.4-mini No audit yet |
|---|
Omini ApiWinner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 78 70728088 | GPT-5.4 Mini gpt-5.4-mini No audit yet |
|---|
GPT-5.4 Mini
gpt-5.4-mini
speed / latency
139 tok/s / 2844ms
input / output
$0.0002/M / $0.0012/M
发现AI22 tests | Claude Opus 4.6 speed / latency 39 tok/s / 9397ms input / output No data | GPT-5.4 Mini speed / latency 108 tok/s / 1950ms input / output No data |
|---|
Kunkunout API20 tests | Claude Opus 4.6 speed / latency 40 tok/s / 16141ms input / output No data | GPT-5.4 Mini speed / latency N/A / N/A input / output No data |
|---|
钠 API20 tests | Claude Opus 4.6 speed / latency 42 tok/s / 2282ms input / output No data | GPT-5.4 Mini speed / latency N/A / N/A input / output No data |
|---|
Rnglg2 API15 tests | Claude Opus 4.6 speed / latency 57 tok/s / 3926ms input / output No data | GPT-5.4 Mini speed / latency N/A / N/A input / output No data |
|---|
Claude Opus 4.6 claude-opus-4-6 speed / latency No data input / output $73.00/M / $365.00/M | GPT-5.4 Mini gpt-5.4-mini speed / latency No data input / output $0/M / $0/M |
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
