Data points: 64
The readout for DeepSeek V4 Pro and GPT-5.2, before the detailed comparison sheet.
Decision read
GPT-5.2
GPT-5.2 currently has the stronger profile, with verified wins split 2 to 4.
Evidence depth
64 data points
Includes 8 benchmark rows, 0 audit samples, and 10 provider examples.
Selection signal
Start with GPT-5.2
The charts below split 18 high-signal samples across speed, scores, and audit health.
Model compare DeepSeek V4 Pro vs GPT-5.2deepseek-v4-pro-vs-gpt-5-2 | Model A DeepSeek V4 Pro | Model B GPT-5.2 |
|---|---|---|
| Overall leader | Contender | Leading |
| Verified metric wins | 2 wins | 4 wins |
| Where it leads | Free providers, Recent tests | Cheapest input price, Average speed, First-token latency, Provider coverage |
| Model metadata | No OpenRouter metadata is available yet for this model. | No OpenRouter metadata is available yet for this model. |
| Developer | DeepSeek | OpenAI |
| Context window | No data | No data |
| Max output | No data | No data |
| Released | No data | No data |
| Modalities | No data | No data |
| Features | None listed | None listed |
| Parameters | No data | No data |
| Tokenizer | No data | No data |
| Knowledge cutoff | No data | No data |
| OpenRouter ID | No data | No data |
| References | No data | No data |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
| Metric | DeepSeek V4 Pro | GPT-5.2 |
|---|---|---|
| HLE | 35.9%#8 | 35.4%#9 |
| GPQA | 88.8%#13 | 90.3%#9 |
| SciCode | 50.0%#12 | 52.1%#9 |
| Output price | $0.870/M#13 | $14.00/M#42 |
| Input price | $0.435/M#17 | $1.75/M#34 |
| Blended price | $0.544/M#26 | $4.81/M#61 |
| Time to first token | 1.06 s#40 | 101.21 s#109 |
| Output speed | 53.2 tok/s#83 | 72.8 tok/s#69 |
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | DeepSeek V4 Pro | GPT-5.2 |
|---|---|---|
| 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 | DeepSeek V4 Pro | GPT-5.2 |
|---|---|---|
星见雅 API20 tests | DeepSeek V4 Pro speed / latency 26 tok/s / 14879ms input / output No data | GPT-5.2 speed / latency 52 tok/s / 2671ms input / output No data |
N1N15 tests | DeepSeek V4 Pro speed / latency N/A / N/A input / output No data | GPT-5.2 speed / latency 56 tok/s / 1798ms input / output No data |
6345ywz API10 tests | DeepSeek V4 Pro speed / latency 27 tok/s / 51460ms input / output No data | GPT-5.2 speed / latency N/A / N/A input / output No data |
PackyAPI10 tests | DeepSeek V4 Pro speed / latency N/A / N/A input / output No data | GPT-5.2 speed / latency 94 tok/s / 11492ms input / output No data |
ZenMux10 tests | DeepSeek V4 Pro speed / latency 41 tok/s / 5113ms input / output No data | GPT-5.2 speed / latency N/A / N/A input / output No data |
DeepSeek V4 Pro deepseek-ai/deepseek-v4-pro speed / latency No data input / output $0/M / $0/M | GPT-5.2 gpt-5-2 speed / latency No data input / output $0.080/M / $0.080/M | |
DeepSeek V4 Pro deepseek-ai/deepseek-v4-pro speed / latency No data input / output $0/M / $0/M | GPT-5.2 gpt-5.2 speed / latency No data input / output $1.75/M / $14.00/M | |
DeepSeek V4 Pro deepseek-v4-pro speed / latency No data input / output $0/M / $0/M | GPT-5.2 gpt-5.2-chat-latest speed / latency No data input / output $0/M / $0/M | |
DeepSeek V4 Pro deepseek-v4-pro speed / latency No data input / output $0.0049/M / $0.0049/M | GPT-5.2 gpt-5.2 speed / latency No data input / output $0.240/M / $1.92/M | |
DeepSeek V4 Pro deepseek-ai/DeepSeek-V4-Pro speed / latency No data input / output $0.0068/M / $0.0068/M | GPT-5.2 gpt-5.2(xhigh) speed / latency No data input / output $0.041/M / $0.329/M |
This report only uses LMSpeed data for DeepSeek V4 Pro and GPT-5.2: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | DeepSeek V4 Pro | GPT-5.2 |
|---|---|---|
| When to choose each model | DeepSeek V4 Pro DeepSeek V4 Pro is stronger when you prioritize Free providers, Recent tests. | GPT-5.2 GPT-5.2 is stronger when you prioritize Cheapest input price, Average speed, First-token latency, Provider coverage. |
TL;DR: GPT-5.2 leads across 64 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from DeepSeek V4 Pro vs GPT-5.2 into nearby model comparisons with enough verified LMSpeed data.
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
