Data points: 155
The readout for GPT-5.4 and Qwen3.5, before the detailed comparison sheet.
Decision read
GPT-5.4
GPT-5.4 currently has the stronger profile, with verified wins split 5 to 1.
Evidence depth
155 data points
Includes 45 benchmark rows, 0 audit samples, and 8 provider examples.
Selection signal
Start with GPT-5.4
The charts below split 53 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.
Model compare GPT-5.4 vs Qwen3.5gpt-5-4-vs-qwen3-5 | Model A GPT-5.4 | Model B Qwen3.5 |
|---|---|---|
| Overall leader | Leading | Contender |
| Verified metric wins | 5 wins | 1 wins |
| Where it leads | Cheapest input price, Average speed, First-token latency, Provider coverage, Recent tests |
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
GPT-5.4
66.4
Avg. score
Qwen3.5
67.7
Selected category
Coding
GPT-5.4 leads by 12.5
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
GPT-5.4
winner87.0
Rank #6/82 · confidence 4 · eval date 2026-03-05
Qwen3.5
62.0
Rank #34/82 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner165.8 tok/s
Rank #14/78 · confidence 4
Qwen3.5
50.7 tok/s
Rank #58/78 · confidence 4
GPT-5.4
118.05 s
Rank #78/78 · confidence 4
Qwen3.5
winner1.64 s
Rank #48/78 · confidence 4
GPT-5.4
118.05 s
Rank #78/78 · confidence 4
Qwen3.5
winner64.43 s
Rank #70/78 · confidence 4
GPT-5.4
$2.50/M
Rank #77/95 · confidence 4
Qwen3.5
winner$0.600/M
Rank #45/95 · confidence 4
GPT-5.4
$5.63/M
Rank #78/95 · confidence 4
Qwen3.5
winner$1.35/M
Rank #51/95 · confidence 4
GPT-5.4
$15.00/M
Rank #78/95 · confidence 4
Qwen3.5
winner$3.60/M
Rank #53/95 · confidence 4
GPT-5.4
winner23.4
Rank #2/44 · confidence 4 · eval date 2026-03-05
Qwen3.5
0.9
Rank #36/44 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner95.6
Rank #3/57 · confidence 4 · eval date 2026-03-05
Qwen3.5
58.4
Rank #30/57 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner74.0
Rank #4/57 · confidence 4 · eval date 2026-03-05
Qwen3.5
58.0
Rank #37/57 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner92.0%
Rank #4/103 · confidence 4
Qwen3.5
89.3%
Rank #14/103 · confidence 4
GPT-5.4
winner41.6%
Rank #6/103 · confidence 4
Qwen3.5
27.3%
Rank #22/103 · confidence 4
GPT-5.4
winner56.6
Rank #2/63 · confidence 4 · eval date 2026-03-05
Qwen3.5
41.1
Rank #32/63 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner57.6
Rank #2/59 · confidence 4 · eval date 2026-03-05
Qwen3.5
35.6
Rank #26/59 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner57.3
Rank #3/61 · confidence 4 · eval date 2026-03-05
Qwen3.5
37.4
Rank #28/61 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner56.6%
Rank #3/101 · confidence 4
Qwen3.5
42.0%
Rank #37/101 · confidence 4
GPT-5.4
winner57.7
Rank #6/20 · confidence 4 · eval date 2026-03-05
Qwen3.5
50.9
Rank #19/20 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner86.7
Rank #10/69 · confidence 4 · eval date 2026-03-05
Qwen3.5
66.4
Rank #35/69 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner94.4
Rank #5/51 · confidence 4 · eval date 2026-03-05
Qwen3.5
73.3
Rank #21/51 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner92.0
Rank #2/63 · confidence 4 · eval date 2026-03-05
Qwen3.5
86.1
Rank #21/63 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner41.6
Rank #3/63 · confidence 4 · eval date 2026-03-05
Qwen3.5
18.8
Rank #31/63 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner51.4
Rank #3/66 · confidence 4 · eval date 2026-03-05
Qwen3.5
32.0
Rank #34/66 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner97.4
Rank #3/67 · confidence 4 · eval date 2026-03-05
Qwen3.5
71.1
Rank #25/67 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner50.0
Rank #4/58 · confidence 4 · eval date 2026-03-05
Qwen3.5
24.3
Rank #40/58 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner88.6
Rank #12/58 · confidence 4 · eval date 2026-03-05
Qwen3.5
79.8
Rank #25/58 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner100.0
Rank #1/50 · confidence 4 · eval date 2026-03-05
Qwen3.5
71.8
Rank #16/50 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner85.4
Rank #2/8 · confidence 4 · eval date 2026-03-05
Qwen3.5
65.6
Rank #7/8 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner82.8
Rank #4/14 · confidence 4 · eval date 2026-03-05
Qwen3.5
80.8
Rank #9/14 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner81.2
Rank #4/15 · confidence 4 · eval date 2026-03-05
Qwen3.5
79.0
Rank #7/15 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner78.4
Rank #6/34 · confidence 4 · eval date 2026-03-05
Qwen3.5
52.7
Rank #32/34 · confidence 4 · eval date 2026-02-16
GPT-5.4
59.6
Rank #35/60 · confidence 4 · eval date 2026-03-05
Qwen3.5
winner65.1
Rank #28/60 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner96.0
Rank #1/56 · confidence 4 · eval date 2026-03-05
Qwen3.5
84.8
Rank #15/56 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner73.9
Rank #11/60 · confidence 4 · eval date 2026-03-05
Qwen3.5
51.6
Rank #34/60 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner54.6
Rank #2/13 · confidence 4 · eval date 2026-03-05
Qwen3.5
36.3
Rank #11/13 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner68.0
Rank #3/57 · confidence 4 · eval date 2026-03-05
Qwen3.5
53.3
Rank #26/57 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner64.9
Rank #3/36 · confidence 4 · eval date 2026-03-05
Qwen3.5
46.8
Rank #21/36 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner45.0
Rank #4/14 · confidence 4 · eval date 2026-03-05
Qwen3.5
24.0
Rank #11/14 · confidence 3 · eval date 2026-03-04
GPT-5.4
winner75.0
Rank #4/13 · confidence 4 · eval date 2026-03-05
Qwen3.5
58.0
Rank #11/13 · confidence 3 · eval date 2026-03-04
GPT-5.4
winner75.1
Rank #4/24 · confidence 4 · eval date 2026-03-05
Qwen3.5
52.5
Rank #19/24 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner82.7
Rank #5/13 · confidence 4 · eval date 2026-03-05
Qwen3.5
62.0
Rank #10/13 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner1401.0
Rank #5/16 · confidence 4 · eval date 2026-03-05
Qwen3.5
979.0
Rank #12/16 · confidence 3 · eval date 2026-03-04
GPT-5.4
winner83.0
Rank #6/69 · confidence 4 · eval date 2026-03-05
Qwen3.5
54.0
Rank #35/69 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner60.3
Rank #6/21 · confidence 4 · eval date 2026-03-05
Qwen3.5
56.8
Rank #14/21 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner70.6
Rank #6/14 · confidence 4 · eval date 2026-03-05
Qwen3.5
46.1
Rank #11/14 · confidence 4 · eval date 2026-02-16
GPT-5.4
winner87.1
Rank #18/58 · confidence 4 · eval date 2026-03-05
Qwen3.5
83.9
Rank #26/58 · confidence 4 · eval date 2026-02-16
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | GPT-5.4 | Qwen3.5 |
|---|---|---|
| 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 | Qwen3.5 |
|---|---|---|
50 tests | GPT-5.4 speed / latency 50 tok/s / 7305ms input / output No data |
This report only uses LMSpeed data for GPT-5.4 and Qwen3.5: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | GPT-5.4 | Qwen3.5 |
|---|---|---|
| When to choose each model | GPT-5.4 GPT-5.4 is stronger when you prioritize Cheapest input price, Average speed, First-token latency, Provider coverage, Recent tests. | Qwen3.5 Qwen3.5 is stronger when you prioritize Free providers. |
TL;DR: GPT-5.4 leads across 155 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from GPT-5.4 vs Qwen3.5 into nearby model comparisons with enough verified LMSpeed data.
| Free providers |
| Model metadata | GPT-5.4 exposes 1.1M tokens; notable signals: Text input, Image input, File input, Text output. | Qwen3.5 exposes 262.1K tokens; notable signals: Text input, Image input, Text output, Tool calling. |
|---|---|---|
| Developer | OpenAI | No data |
| Context window | 1.1M tokens | 262.1K tokens |
| Max output | 128K tokens | 262.1K tokens |
| Released | Mar 2026 | Mar 2026 |
| Modalities | Input TextImageFile Output Text | Input TextImagevideo Output Text |
| Features | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning | Text inputImage inputText outputTool callingStructured outputsJSON modeReasoning |
| Parameters | No data | 9B |
| Tokenizer | GPT | Qwen3 |
| Knowledge cutoff | No data | No data |
| OpenRouter ID | openai/gpt-5.4 | qwen/qwen3.5-9b |
| References | No data | No data |
Qwen3.5
speed / latency
N/A / N/A
input / output
No data
星见雅 API25 tests | GPT-5.4 speed / latency 49 tok/s / 5435ms input / output No data | Qwen3.5 speed / latency 21 tok/s / 4352ms input / output No data |
|---|
6345ywz API15 tests | GPT-5.4 speed / latency 41 tok/s / 6581ms input / output No data | Qwen3.5 speed / latency N/A / N/A input / output No data |
|---|
Fengsili API10 tests | GPT-5.4 speed / latency 88 tok/s / 6075ms input / output No data | Qwen3.5 speed / latency N/A / N/A input / output No data |
|---|
6i25 tests | GPT-5.4 speed / latency 26 tok/s / 54772ms input / output No data | Qwen3.5 speed / latency N/A / N/A input / output No data |
|---|
GPT-5.4 gpt-5-4 speed / latency No data input / output $0.080/M / $0.080/M | Qwen3.5 qwen/qwen3.5-122b-a10b speed / latency No data input / output $0/M / $0/M |
GPT-5.4 gpt-5.4-openai-compact speed / latency No data input / output $75.00/M / $450.00/M | Qwen3.5 qwen3.5-397b-a17b speed / latency No data input / output $0/M / $0/M |
GPT-5.4 gpt-5.4 speed / latency No data input / output $0/M / $0/M | Qwen3.5 qwen3.5-4b 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.
