Data points: 94
Model compare
The readout for DeepSeek V3.1 and GPT-5.2, before the detailed comparison sheet.
Weighted outcome: GPT-5.2. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Decision read
GPT-5.2
GPT-5.2 has the higher weighted result; Model A / B score 8 to 92.
Evidence depth
94 data points
Includes 19 benchmark rows, 0 audit samples, and 8 provider examples.
Selection signal
Start with GPT-5.2
The charts below split 27 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 DeepSeek V3.1 and GPT-5.2: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Model compare | DeepSeek V3.1 | GPT-5.2 |
|---|---|---|
| Overall leader | Contender | Leading |
| Weighted overall score | 8.0 pts | 92.0 pts |
| Benchmark category leads | 0 categories | 6 categories |
| Operational advantages | Average speed, First-token latency | Cheapest input price, Free providers, Provider coverage |
| Context window | No data | 400K tokens |
| Max output | No data | 128K tokens |
| Modalities | No data | Input FileImageText 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 | DeepSeek V3.1 | GPT-5.2 |
|---|---|---|
| Developer | DeepSeek | OpenAI |
| Released | No data | Dec 2025 |
| Parameters | No data | No data |
| Tokenizer | No data | GPT |
| Knowledge cutoff | No data | No data |
| OpenRouter ID | No data | openai/gpt-5.2 |
| References | No data | No data |
This report only uses LMSpeed data for DeepSeek V3.1 and GPT-5.2: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
DeepSeek V3.1
DeepSeek V3.1 has these operational advantages: Average speed, First-token latency.
GPT-5.2
GPT-5.2 is stronger in benchmark categories (Agents, Coding, Reasoning, Knowledge, Math) and operational dimensions (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
DeepSeek V3.1
47.1
Avg. score
GPT-5.2
52.8
GPT-5.2 leads by 7.2
GPT-5.2 leads by 2.2
GPT-5.2 leads by 4.7
GPT-5.2 leads by 14.8
GPT-5.2 leads by 3.2
No data
GPT-5.2
GPT-5.2 leads by 12.2
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
DeepSeek V3.1
winner$1.68/M
Rank #58/162 · confidence 4
GPT-5.2
$14.00/M
Rank #133/162 · confidence 4
DeepSeek V3.1
winner$0.840/M
Rank #66/162 · confidence 4
GPT-5.2
$4.81/M
Rank #132/162 · confidence 4
DeepSeek V3.1
winner$0.560/M
Rank #78/162 · confidence 4
GPT-5.2
$1.75/M
Rank #120/162 · confidence 4
DeepSeek V3.1
53.3
Rank #65/89 · confidence 1 · eval date 2025-08-21
GPT-5.2
winner72.7
Rank #13/89 · confidence 3 · eval date 2025-12-11
DeepSeek V3.1
2.0
Rank #46/73 · confidence 1 · eval date 2025-08-21
GPT-5.2
winner11.6
Rank #20/73 · confidence 3 · eval date 2025-12-11
DeepSeek V3.1
winner83.3%
Rank #39/125 · confidence 4
GPT-5.2
81.4%
Rank #54/125 · confidence 4
DeepSeek V3.1
winner73.5%
Rank #105/188 · confidence 4
GPT-5.2
71.2%
Rank #110/188 · confidence 4
DeepSeek V3.1
6.3%
Rank #122/187 · confidence 4
GPT-5.2
winner7.3%
Rank #109/187 · confidence 4
DeepSeek V3.1
39.1
Rank #63/96 · confidence 1 · eval date 2025-08-21
GPT-5.2
winner52.1
Rank #18/96 · confidence 3 · eval date 2025-12-11
DeepSeek V3.1
57.7%
Rank #46/115 · confidence 4
GPT-5.2
winner66.9%
Rank #36/115 · confidence 4
DeepSeek V3.1
36.7%
Rank #98/185 · confidence 4
GPT-5.2
winner40.4%
Rank #64/185 · confidence 4
DeepSeek V3.1
28.8
Rank #47/90 · confidence 1 · eval date 2025-08-21
GPT-5.2
winner43.8
Rank #16/90 · confidence 3 · eval date 2025-12-11
DeepSeek V3.1
77.9
Rank #65/96 · confidence 1 · eval date 2025-08-21
GPT-5.2
winner90.3
Rank #19/96 · confidence 3 · eval date 2025-12-11
DeepSeek V3.1
13.0
Rank #64/96 · confidence 1 · eval date 2025-08-21
GPT-5.2
winner35.4
Rank #21/96 · confidence 3 · eval date 2025-12-11
DeepSeek V3.1
20.7
Rank #72/99 · confidence 1 · eval date 2025-08-21
GPT-5.2
winner42.2
Rank #22/99 · confidence 3 · eval date 2025-12-11
DeepSeek V3.1
winner80.3
Rank #37/90 · confidence 1 · eval date 2025-08-21
GPT-5.2
79.7
Rank #39/90 · confidence 3 · eval date 2025-12-11
DeepSeek V3.1
1152.0
Rank #51/66 · confidence 1 · eval date 2025-08-21
GPT-5.2
winner1224.0
Rank #37/66 · confidence 3 · eval date 2025-12-11
DeepSeek V3.1
41.5
Rank #67/86 · confidence 1 · eval date 2025-08-21
GPT-5.2
winner75.4
Rank #21/86 · confidence 3 · eval date 2025-12-11
DeepSeek V3.1
37.4
Rank #71/84 · confidence 1 · eval date 2025-08-21
GPT-5.2
winner84.8
Rank #44/84 · confidence 3 · eval date 2025-12-11
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | DeepSeek V3.1 | 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 V3.1 | GPT-5.2 |
|---|---|---|
35 tests | DeepSeek V3.1 speed / latency 265 tok/s / 951ms input / output No data | GPT-5.2 speed / latency N/A / N/A input / output No data |
31 tests | DeepSeek V3.1 speed / latency 68 tok/s / 3024ms input / output No data | GPT-5.2 speed / latency N/A / N/A input / output No data |
15 tests | DeepSeek V3.1 speed / latency N/A / N/A input / output No data | GPT-5.2 speed / latency 56 tok/s / 1798ms input / output No data |
15 tests | DeepSeek V3.1 speed / latency N/A / N/A input / output No data | GPT-5.2 speed / latency 52 tok/s / 2671ms input / output No data |
5 tests | DeepSeek V3.1 speed / latency N/A / N/A input / output No data | GPT-5.2 speed / latency 64 tok/s / 5256ms input / output No data |
DeepSeek V3.1 deepseek-v3.1 speed / latency No data input / output $0.038/M/$0.115/M | GPT-5.2 gpt-5.2 speed / latency No data input / output $0.120/M | |
DeepSeek V3.1 deepseek-v3.1 speed / latency No data input / output $0/request | GPT-5.2 gpt-5.2-chat-latest speed / latency No data input / output $0/request | |
DeepSeek V3.1 deepseek-v3.1 speed / latency No data input / output $0.012/M/$0.017/M | GPT-5.2 gpt-5.2-chat-latest speed / latency No data input / output $0.240/M |
Weighted outcome: GPT-5.2. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
| Features | None listed | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning |
|---|
