Data points: 149
Model compare
The readout for Claude Opus 5 and GPT-5.4, before the detailed comparison sheet.
Weighted outcome: Claude Opus 5. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Decision read
Claude Opus 5
Claude Opus 5 has the higher weighted result; Model A / B score 80 to 20.
Evidence depth
149 data points
Includes 36 benchmark rows, 3 audit samples, and 8 provider examples.
Selection signal
Start with Claude Opus 5
The charts below split 47 high-signal samples across speed, scores, and audit health.
Switch either side of this report to compare another model with the same LMSpeed data pipeline.
Select a different model to open a new comparison URL.
This report only uses LMSpeed data for Claude Opus 5 and GPT-5.4: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Model compare | Claude Opus 5 | GPT-5.4 |
|---|---|---|
| Overall leader | Leading | Contender |
| Weighted overall score | 80.0 pts | 20.0 pts |
| Benchmark category leads | 5 categories | 0 categories |
| Operational advantages | No data | Cheapest input price, Free providers, Provider coverage |
| Context window | 1M tokens | 1.1M tokens |
| Max output | 128K tokens | 128K tokens |
| Modalities | Input TextImageFile Output Text |
The overall result weights benchmark capability categories at 80% and price, API speed/latency, and availability at 20%. Recent test volume does not affect the winner, and missing benchmark categories are excluded.
| Model compare | Claude Opus 5 | GPT-5.4 |
|---|---|---|
| Developer | Anthropic | OpenAI |
| Released | Jul 2026 | Mar 2026 |
| Parameters | No data | No data |
| Tokenizer | Claude | GPT |
| Knowledge cutoff | No data | No data |
| OpenRouter ID | anthropic/claude-opus-5 | openai/gpt-5.4 |
| References | No data | No data |
This report only uses LMSpeed data for Claude Opus 5 and GPT-5.4: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
Claude Opus 5
Claude Opus 5 leads these benchmark categories: Agents, Coding, Reasoning, Knowledge, Multimodal.
GPT-5.4
GPT-5.4 has these operational advantages: Cheapest input price, Free providers, Provider coverage.
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
Compare benchmark category scores on a 0-100 scale. Select a category to inspect the gap.
Avg. score
Claude Opus 5
64.5
Avg. score
GPT-5.4
57.6
Claude Opus 5 leads by 9.5
Claude Opus 5 leads by 5.8
Claude Opus 5 leads by 3.9
Claude Opus 5 leads by 6.6
GPT-5.4
Claude Opus 5
Claude Opus 5 leads by 5.5
GPT-5.4
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
Claude Opus 5
winner85.0
Rank #1/90 · confidence 3 · eval date 2026-07-24
GPT-5.4
67.0
Rank #22/90 · confidence 3 · eval date 2026-03-05
Claude Opus 5
$5.00/M
Rank #152/169 · confidence 4
GPT-5.4
winner$2.50/M
Rank #137/169 · confidence 4
Claude Opus 5
$10.00/M
Rank #153/169 · confidence 4
GPT-5.4
winner$5.63/M
Rank #141/169 · confidence 4
Claude Opus 5
$25.00/M
Rank #153/169 · confidence 4
GPT-5.4
winner$15.00/M
Rank #142/169 · confidence 4
Claude Opus 5
winner30.2
Rank #1/11 · confidence 3 · eval date 2026-07-24
GPT-5.4
0.2
Rank #8/11 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner90.4
Rank #2/16 · confidence 3 · eval date 2026-07-24
GPT-5.4
74.0
Rank #8/16 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner92.5
Rank #3/27 · confidence 3 · eval date 2026-07-24
GPT-5.4
78.9
Rank #17/27 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner29.1
Rank #5/77 · confidence 3 · eval date 2026-07-24
GPT-5.4
23.4
Rank #8/77 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner93.2%
Rank #5/194 · confidence 4
GPT-5.4
74.8%
Rank #102/194 · confidence 4
Claude Opus 5
winner52.6%
Rank #5/193 · confidence 4
GPT-5.4
10.6%
Rank #97/193 · confidence 4
Claude Opus 5
70.0
Rank #19/94 · confidence 3 · eval date 2026-07-24
GPT-5.4
winner74.0
Rank #6/94 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner78.0
Rank #1/64 · confidence 3 · eval date 2026-07-24
GPT-5.4
71.0
Rank #13/64 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner83.1
Rank #1/71 · confidence 3 · eval date 2026-07-24
GPT-5.4
42.4
Rank #58/71 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner79.2
Rank #2/42 · confidence 3 · eval date 2026-07-24
GPT-5.4
57.7
Rank #18/42 · confidence 3 · eval date 2026-03-05
Claude Opus 5
55.7
Rank #9/101 · confidence 3 · eval date 2026-07-24
GPT-5.4
winner56.6
Rank #5/101 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner55.7%
Rank #7/191 · confidence 4
GPT-5.4
47.1%
Rank #27/191 · confidence 4
Claude Opus 5
winner60.7
Rank #1/104 · confidence 3 · eval date 2026-07-24
GPT-5.4
51.4
Rank #11/104 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner93.5
Rank #1/60 · confidence 3 · eval date 2026-07-24
GPT-5.4
77.3
Rank #18/60 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner56.3
Rank #1/18 · confidence 3 · eval date 2026-07-24
GPT-5.4
39.8
Rank #13/18 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner52.6
Rank #2/101 · confidence 3 · eval date 2026-07-24
GPT-5.4
41.6
Rank #10/101 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner59.8
Rank #2/6 · confidence 3 · eval date 2026-07-24
GPT-5.4
48.1
Rank #6/6 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner31.3
Rank #3/34 · confidence 3 · eval date 2026-07-24
GPT-5.4
5.7
Rank #22/34 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner93.2
Rank #5/101 · confidence 3 · eval date 2026-07-24
GPT-5.4
92.0
Rank #13/101 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner54.2
Rank #6/95 · confidence 3 · eval date 2026-07-24
GPT-5.4
50.0
Rank #11/95 · confidence 3 · eval date 2026-03-05
Claude Opus 5
50.1
Rank #70/95 · confidence 3 · eval date 2026-07-24
GPT-5.4
winner88.6
Rank #18/95 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner84.7
Rank #1/61 · confidence 3 · eval date 2026-07-24
GPT-5.4
78.4
Rank #19/61 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner66.9
Rank #1/8 · confidence 3 · eval date 2026-07-24
GPT-5.4
53.2
Rank #6/8 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner1341.0
Rank #2/69 · confidence 3 · eval date 2026-07-24
GPT-5.4
1245.0
Rank #35/69 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner89.1
Rank #3/40 · confidence 3 · eval date 2026-07-24
GPT-5.4
68.5
Rank #17/40 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner55.3
Rank #1/60 · confidence 3 · eval date 2026-07-24
GPT-5.4
41.1
Rank #13/60 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner95.0
Rank #1/11 · confidence 3 · eval date 2026-07-24
GPT-5.4
73.6
Rank #9/11 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner1862.0
Rank #1/60 · confidence 3 · eval date 2026-07-24
GPT-5.4
1392.0
Rank #14/60 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner68.1
Rank #1/55 · confidence 3 · eval date 2026-07-24
GPT-5.4
44.6
Rank #14/55 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner85.8
Rank #2/26 · confidence 3 · eval date 2026-07-24
GPT-5.4
70.6
Rank #16/26 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner90.8
Rank #3/27 · confidence 3 · eval date 2026-07-24
GPT-5.4
82.7
Rank #15/27 · confidence 3 · eval date 2026-03-05
Claude Opus 5
winner84.4
Rank #9/59 · confidence 3 · eval date 2026-07-24
GPT-5.4
74.7
Rank #17/59 · confidence 3 · eval date 2026-03-05
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | Claude Opus 5 | GPT-5.4 |
|---|---|---|
Winner: GPT-5.4 | Claude Opus 5 claude-opus-5 No audit yet | GPT-5.4 gpt-5.4 Audit score 100 100100100100 |
Winner: GPT-5.4 | Claude Opus 5 claude-opus-5 No audit yet | GPT-5.4 gpt-5.4 Audit score 93 1008486100 |
Winner: GPT-5.4 | Claude Opus 5 claude-opus-5 No audit yet | GPT-5.4 gpt-5.4 Audit score 90 1008476100 |
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | Claude Opus 5 | GPT-5.4 |
|---|---|---|
10 tests | Claude Opus 5 speed / latency N/A / N/A input / output No data | GPT-5.4 speed / latency 51 tok/s / 1443ms input / output No data |
5 tests | Claude Opus 5 speed / latency N/A / N/A input / output No data | GPT-5.4 speed / latency 86 tok/s / 6122ms input / output No data |
5 tests | Claude Opus 5 speed / latency N/A / N/A input / output No data | GPT-5.4 speed / latency 70 tok/s / 2961ms input / output No data |
5 tests | Claude Opus 5 speed / latency N/A / N/A input / output No data | GPT-5.4 speed / latency 44 tok/s / 1119ms input / output No data |
5 tests | Claude Opus 5 speed / latency N/A / N/A input / output No data | GPT-5.4 speed / latency 60 tok/s / 2482ms input / output No data |
Claude Opus 5 claude-opus-5 speed / latency No data input / output $0/request | GPT-5.4 gpt-5.4 speed / latency No data input / output $0/request | |
Claude Opus 5 claude-opus-5-免费 speed / latency No data input / output $0.0030/request | GPT-5.4 gpt-5.4 speed / latency No data input / output $3.38/M | |
Claude Opus 5 claude-opus-5 speed / latency No data input / output $0.0068/M/$0.034/M | GPT-5.4 gpt-5.4-openai-compact speed / latency No data input / output $0.342/M |
Weighted outcome: Claude Opus 5. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Input
Output
| Features | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning |
|---|
