Data points: 72
The readout for DeepSeek V3 and GPT-5, before the detailed comparison sheet.
Decision read
DeepSeek V3
DeepSeek V3 currently has the stronger profile, with verified wins split 3 to 2.
Evidence depth
72 data points
Includes 8 benchmark rows, 0 audit samples, and 8 provider examples.
Selection signal
Start with DeepSeek V3
The charts below split 16 high-signal samples across speed, scores, and audit health.
Model compare DeepSeek V3 vs GPT-5deepseek-v3-vs-gpt-5 | Model A DeepSeek V3 | Model B GPT-5 |
|---|---|---|
| Overall leader | Leading | Contender |
| Verified metric wins | 3 wins | 2 wins |
| Where it leads | First-token latency, Free providers, Recent tests | Cheapest input price, Average speed |
Third-party benchmark profile synced into LMSpeed; only metrics available for both models are shown.
| Metric | DeepSeek V3 | GPT-5 |
|---|---|---|
| AIME | 25.3%#37 |
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | DeepSeek V3 | GPT-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 | DeepSeek V3 | GPT-5 |
|---|---|---|
30 tests | DeepSeek V3 speed / latency 95 tok/s / 519ms input / output No data |
This report only uses LMSpeed data for DeepSeek V3 and GPT-5: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Guidance | DeepSeek V3 | GPT-5 |
|---|---|---|
| When to choose each model | DeepSeek V3 DeepSeek V3 is stronger when you prioritize First-token latency, Free providers, Recent tests. | GPT-5 GPT-5 is stronger when you prioritize Cheapest input price, Average speed. |
TL;DR: DeepSeek V3 leads across 72 verifiable data points, including pricing, speed, latency, benchmarks, and provider examples.
Continue from DeepSeek V3 vs GPT-5 into nearby model comparisons with enough verified LMSpeed data.
| Model metadata | No OpenRouter metadata is available yet for this model. | GPT-5 exposes 128K tokens; notable signals: Text input, Image input, File input, Text output. |
|---|---|---|
| Developer | No data | OpenAI |
| Context window | No data | 128K tokens |
| Max output | No data | 16.4K tokens |
| Released | No data | Aug 2025 |
| Modalities | No data | Input FileImageText Output Text |
| Features | None listed | Text inputImage inputFile inputText outputStructured outputsJSON mode |
| Parameters | No data | No data |
| Tokenizer | No data | GPT |
| Knowledge cutoff | No data | 2024-09-30 |
| OpenRouter ID | No data | openai/gpt-5-chat |
| References | No data | No data |
| MATH-500 | 88.7%#32 | 99.4%#1 |
|---|
| MMLU-Pro | 75.2%#55 | 87.1%#7 |
|---|
| LiveCodeBench | 35.9%#70 | 84.6%#11 |
|---|
| Output price | $0.890/M#14 | $10.00/M#41 |
|---|
| Input price | $0.400/M#16 | $1.25/M#30 |
|---|
| Blended price | $0.523/M#24 | $3.44/M#58 |
|---|
| HLE | 3.6%#99 | 26.5%#24 |
|---|
GPT-5
speed / latency
N/A / N/A
input / output
No data
V-API20 tests | DeepSeek V3 speed / latency N/A / N/A input / output No data | GPT-5 speed / latency 95 tok/s / 1234ms input / output No data |
|---|
AIGCBAR5 tests | DeepSeek V3 speed / latency 84 tok/s / 8981ms input / output No data | GPT-5 speed / latency N/A / N/A input / output No data |
|---|
LiteRouter5 tests | DeepSeek V3 speed / latency 39 tok/s / 2444ms input / output No data | GPT-5 speed / latency N/A / N/A input / output No data |
|---|
N1N5 tests | DeepSeek V3 speed / latency N/A / N/A input / output No data | GPT-5 speed / latency 102 tok/s / 948ms input / output No data |
|---|
DeepSeek V3 deepseek-v3 speed / latency No data input / output $0.0010/M / $0.0010/M | GPT-5 gpt-5 speed / latency No data input / output $0.010/M / $0.010/M |
DeepSeek V3 deepseek-v3 speed / latency No data input / output $0.014/M / $0.055/M | GPT-5 gpt-5-2025-08-07 speed / latency No data input / output $0.034/M / $0.274/M |
DeepSeek V3 deepseek-v3 speed / latency No data input / output $0.024/M / $0.098/M | GPT-5 gpt-5-chat speed / latency No data input / output $0.171/M / $1.37/M |
Rankings are based on community-submitted tests and periodic health probes. Advisory only, not official data.
