Data points: 99
Model compare
The readout for DeepSeek V3 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 4 to 96.
Evidence depth
99 data points
Includes 22 benchmark rows, 0 audit samples, and 6 provider examples.
Selection signal
Start with GPT-5.2
The charts below split 28 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 and GPT-5.2: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Model compare | DeepSeek V3 | GPT-5.2 |
|---|---|---|
| Overall leader | Contender | Leading |
| Weighted overall score | 4.0 pts | 96.0 pts |
| Benchmark category leads | 0 categories | 6 categories |
| Operational advantages | First-token latency | Cheapest input price, Average speed, 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 | GPT-5.2 |
|---|---|---|
| Developer | No data | 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 and GPT-5.2: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
DeepSeek V3
DeepSeek V3 has these operational advantages: 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, Average speed, 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
41.5
Avg. score
GPT-5.2
52.9
GPT-5.2 leads by 13.1
GPT-5.2 leads by 18.9
GPT-5.2 leads by 9.9
GPT-5.2 leads by 14.9
GPT-5.2 leads by 6.4
No data
GPT-5.2
GPT-5.2 leads by 15.2
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
DeepSeek V3
44.0
Rank #72/84 · confidence 1 · eval date 2024-12-26
GPT-5.2
winner53.0
Rank #50/84 · confidence 3 · eval date 2025-12-11
DeepSeek V3
winner$0.890/M
Rank #37/162 · confidence 4
GPT-5.2
$14.00/M
Rank #133/162 · confidence 4
DeepSeek V3
winner$0.493/M
Rank #39/162 · confidence 4
GPT-5.2
$4.81/M
Rank #132/162 · confidence 4
DeepSeek V3
winner$0.360/M
Rank #59/162 · confidence 4
GPT-5.2
$1.75/M
Rank #120/162 · confidence 4
DeepSeek V3
29.0
Rank #81/89 · confidence 1 · eval date 2024-12-26
GPT-5.2
winner72.7
Rank #13/89 · confidence 3 · eval date 2025-12-11
DeepSeek V3
75.2%
Rank #85/125 · confidence 4
GPT-5.2
winner81.4%
Rank #54/125 · confidence 4
DeepSeek V3
3.6%
Rank #173/187 · confidence 4
GPT-5.2
winner7.3%
Rank #109/187 · confidence 4
DeepSeek V3
55.7%
Rank #155/188 · confidence 4
GPT-5.2
winner71.2%
Rank #110/188 · confidence 4
DeepSeek V3
42.0
Rank #42/43 · confidence 1 · eval date 2024-12-26
GPT-5.2
winner80.0
Rank #12/43 · confidence 3 · eval date 2025-12-11
DeepSeek V3
35.4
Rank #77/96 · confidence 1 · eval date 2024-12-26
GPT-5.2
winner52.1
Rank #18/96 · confidence 3 · eval date 2025-12-11
DeepSeek V3
35.9%
Rank #78/115 · confidence 4
GPT-5.2
winner66.9%
Rank #36/115 · confidence 4
DeepSeek V3
35.4%
Rank #110/185 · confidence 4
GPT-5.2
winner40.4%
Rank #64/185 · confidence 4
DeepSeek V3
1.7
Rank #44/47 · confidence 1 · eval date 2024-12-26
GPT-5.2
winner40.7
Rank #10/47 · confidence 3 · eval date 2025-12-11
DeepSeek V3
26.3
Rank #50/56 · confidence 1 · eval date 2024-12-26
GPT-5.2
winner58.5
Rank #24/56 · confidence 3 · eval date 2025-12-11
DeepSeek V3
winner89.4
Rank #14/90 · confidence 1 · eval date 2024-12-26
GPT-5.2
79.7
Rank #39/90 · confidence 3 · eval date 2025-12-11
DeepSeek V3
25.4
Rank #54/90 · confidence 1 · eval date 2024-12-26
GPT-5.2
winner43.8
Rank #16/90 · confidence 3 · eval date 2025-12-11
DeepSeek V3
55.7
Rank #90/96 · confidence 1 · eval date 2024-12-26
GPT-5.2
winner90.3
Rank #19/96 · confidence 3 · eval date 2025-12-11
DeepSeek V3
3.6
Rank #93/96 · confidence 1 · eval date 2024-12-26
GPT-5.2
winner35.4
Rank #21/96 · confidence 3 · eval date 2025-12-11
DeepSeek V3
14.2
Rank #85/99 · confidence 1 · eval date 2024-12-26
GPT-5.2
winner42.2
Rank #22/99 · confidence 3 · eval date 2025-12-11
DeepSeek V3
1145.0
Rank #53/66 · confidence 1 · eval date 2024-12-26
GPT-5.2
winner1219.0
Rank #35/66 · confidence 3 · eval date 2025-12-11
DeepSeek V3
34.8
Rank #81/86 · confidence 1 · eval date 2024-12-26
GPT-5.2
winner75.4
Rank #21/86 · confidence 3 · eval date 2025-12-11
DeepSeek V3
22.8
Rank #78/84 · confidence 1 · eval date 2024-12-26
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 | 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 | GPT-5.2 |
|---|---|---|
30 tests | DeepSeek V3 speed / latency 95 tok/s / 519ms input / output No data | GPT-5.2 speed / latency N/A / N/A input / output No data |
15 tests | DeepSeek V3 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 speed / latency N/A / N/A input / output No data | GPT-5.2 speed / latency 52 tok/s / 2671ms input / output No data |
10 tests | DeepSeek V3 speed / latency 210 tok/s / 2424ms input / output No data | GPT-5.2 speed / latency 60 tok/s / 3331ms input / output No data |
5 tests | DeepSeek V3 speed / latency 84 tok/s / 8981ms input / output No data | GPT-5.2 speed / latency N/A / N/A input / output No data |
DeepSeek V3 deepseek-v3-all speed / latency No data input / output $0/request | GPT-5.2 gpt-5.2-chat-latest speed / latency No data input / output $0/request |
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 |
|---|
