Data points: 70
The readout for GPT-5 and Qwen3.5 Omni Flash, before the detailed comparison sheet.
Decision read
GPT-5
GPT-5 currently has the stronger profile, with verified wins split 3 to 0.
Evidence depth
70 data points
Includes 8 benchmark rows, 0 audit samples, and 7 provider examples.
Selection signal
Start with GPT-5
The charts below split 15 high-signal samples across speed, scores, and audit health.
Model compare GPT-5 vs Qwen3.5 Omni Flashgpt-5-vs-qwen3-5-omni-flash | Model A GPT-5 | Model B Qwen3.5 Omni Flash |
|---|---|---|
| Overall leader | Leading | Contender |
| Verified metric wins | 3 wins | 0 wins |
| Where it leads | Cheapest input price, Provider coverage, Recent tests |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
| Metric | GPT-5 | Qwen3.5 Omni Flash |
|---|---|---|
| Output speed | 109.6 tok/s#44 |
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | GPT-5 | Qwen3.5 Omni Flash |
|---|---|---|
| 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 | Qwen3.5 Omni Flash |
|---|---|---|
0 tests | GPT-5 speed / latency N/A / N/A input / output No data |
This report only uses LMSpeed data for GPT-5 and Qwen3.5 Omni Flash: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | GPT-5 | Qwen3.5 Omni Flash |
|---|---|---|
| When to choose each model | GPT-5 GPT-5 is stronger when you prioritize Cheapest input price, Provider coverage, Recent tests. | Qwen3.5 Omni Flash Qwen3.5 Omni Flash does not clearly lead on the verified metrics here, so check provider-specific pricing before choosing. |
TL;DR: GPT-5 leads across 70 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from GPT-5 vs Qwen3.5 Omni Flash into nearby model comparisons with enough verified LMSpeed data.
| No data |
| Model metadata | GPT-5 exposes 128K tokens; notable signals: Text input, Image input, File input, Text output. | No OpenRouter metadata is available yet for this model. |
|---|---|---|
| Developer | OpenAI | No data |
| Context window | 128K tokens | No data |
| Max output | 16.4K tokens | No data |
| Released | Aug 2025 | No data |
| Modalities | Input FileImageText Output Text | No data |
| Features | Text inputImage inputFile inputText outputStructured outputsJSON mode | None listed |
| Parameters | No data | No data |
| Tokenizer | GPT | No data |
| Knowledge cutoff | 2024-09-30 | No data |
| OpenRouter ID | openai/gpt-5-chat | No data |
| References | No data | No data |
| Input price | $1.25/M#30 | $0.100/M#6 |
|---|
| Output price | $10.00/M#41 | $0.800/M#12 |
|---|
| Blended price | $3.44/M#58 | $0.275/M#16 |
|---|
| Time to first answer token | 62.85 s#98 | 0.98 s#23 |
|---|
| HLE | 26.5%#24 | 7.1%#77 |
|---|
| GPQA | 85.4%#31 | 74.2%#71 |
|---|
| SciCode | 42.9%#31 | 25.5%#100 |
|---|
Qwen3.5 Omni Flash
speed / latency
N/A / N/A
input / output
No data
Ciallo 公益站0 tests | GPT-5 gpt-5 speed / latency N/A / N/A input / output $0.856/M / $6.85/M | Qwen3.5 Omni Flash qwen3.5-omni-flash speed / latency N/A / N/A input / output $0.274/M / $1.51/M |
|---|
DMXAPI0 tests | GPT-5 speed / latency N/A / N/A input / output No data | Qwen3.5 Omni Flash speed / latency N/A / N/A input / output No data |
|---|
Fengsili API0 tests | GPT-5 speed / latency N/A / N/A input / output No data | Qwen3.5 Omni Flash speed / latency N/A / N/A input / output No data |
|---|
GPTPlus5 API0 tests | GPT-5 speed / latency N/A / N/A input / output No data | Qwen3.5 Omni Flash speed / latency N/A / N/A input / output No data |
|---|
GPT-5 gpt-5-chat speed / latency No data input / output $0.037/M / $0.300/M | Qwen3.5 Omni Flash qwen3.5-omni-flash-nx speed / latency No data input / output $0.037/M / $0.037/M |
GPT-5 gpt-5-chat speed / latency No data input / output $0.037/M / $0.300/M | Qwen3.5 Omni Flash qwen3.5-omni-flash-nx speed / latency No data input / output $0.037/M / $0.037/M |
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
