Data points: 83
Model compare
The readout for Claude Opus 4.1 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 26.7 to 73.3.
Evidence depth
83 data points
Includes 9 benchmark rows, 0 audit samples, and 7 provider examples.
Selection signal
Start with GPT-5.2
The charts below split 16 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 Claude Opus 4.1 and GPT-5.2: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Model compare | Claude Opus 4.1 | GPT-5.2 |
|---|---|---|
| Overall leader | Contender | Leading |
| Weighted overall score | 26.7 pts | 73.3 pts |
| Benchmark category leads | 1 categories | 2 categories |
| Operational advantages | No data | Cheapest input price, Average speed, First-token latency, Free providers, Provider coverage |
| Context window | 200K tokens | 400K tokens |
| Max output | 32K tokens | 128K tokens |
| Modalities | Input ImageTextFile 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 | Claude Opus 4.1 | GPT-5.2 |
|---|---|---|
| Developer | Anthropic | OpenAI |
| Released | Aug 2025 | Dec 2025 |
| Parameters | No data | No data |
| Tokenizer | Claude | GPT |
| Knowledge cutoff | 2025-01-31 | No data |
| OpenRouter ID | anthropic/claude-opus-4.1 | openai/gpt-5.2 |
| References | No data | No data |
This report only uses LMSpeed data for Claude Opus 4.1 and GPT-5.2: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
Claude Opus 4.1
Claude Opus 4.1 leads these benchmark categories: Knowledge.
GPT-5.2
GPT-5.2 is stronger in benchmark categories (Agents, Coding) and operational dimensions (Cheapest input price, Average speed, First-token latency, 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
Claude Opus 4.1
51.4
Avg. score
GPT-5.2
52.9
GPT-5.2 leads by 1.2
GPT-5.2 leads by 9.2
GPT-5.2
Claude Opus 4.1 leads by 2.7
GPT-5.2
No data
GPT-5.2
GPT-5.2
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
Claude Opus 4.1
winner57.0
Rank #38/84 · confidence 1 · eval date 2025-08-01
GPT-5.2
53.0
Rank #50/84 · confidence 3 · eval date 2025-12-11
Claude Opus 4.1
$15.00/M
Rank #155/162 · confidence 4
GPT-5.2
winner$1.75/M
Rank #120/162 · confidence 4
Claude Opus 4.1
$30.00/M
Rank #156/162 · confidence 4
GPT-5.2
winner$4.81/M
Rank #132/162 · confidence 4
Claude Opus 4.1
$75.00/M
Rank #157/162 · confidence 4
GPT-5.2
winner$14.00/M
Rank #133/162 · confidence 4
Claude Opus 4.1
74.5
Rank #27/43 · confidence 1 · eval date 2025-08-01
GPT-5.2
winner80.0
Rank #12/43 · confidence 3 · eval date 2025-12-11
Claude Opus 4.1
50.9
Rank #38/65 · confidence 1 · eval date 2025-08-01
GPT-5.2
winner52.2
Rank #34/65 · confidence 3 · eval date 2025-12-11
Claude Opus 4.1
28.2
Rank #61/99 · confidence 1 · eval date 2025-08-01
GPT-5.2
winner42.2
Rank #22/99 · confidence 3 · eval date 2025-12-11
Claude Opus 4.1
1202.0
Rank #42/66 · confidence 1 · eval date 2025-08-01
GPT-5.2
winner1219.0
Rank #35/66 · confidence 3 · eval date 2025-12-11
Claude Opus 4.1
21.9
Rank #13/20 · confidence 1 · eval date 2025-08-01
GPT-5.2
winner34.3
Rank #7/20 · confidence 3 · eval date 2025-12-11
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | Claude Opus 4.1 | 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 | Claude Opus 4.1 | GPT-5.2 |
|---|---|---|
20 tests | Claude Opus 4.1 speed / latency 17 tok/s / 3847ms input / output No data | GPT-5.2 speed / latency 56 tok/s / 1798ms input / output No data |
10 tests | Claude Opus 4.1 speed / latency N/A / N/A input / output No data | GPT-5.2 speed / latency 94 tok/s / 11492ms input / output No data |
5 tests | Claude Opus 4.1 speed / latency N/A / N/A input / output No data | GPT-5.2 speed / latency 64 tok/s / 5256ms input / output No data |
5 tests | Claude Opus 4.1 speed / latency N/A / N/A input / output No data | GPT-5.2 speed / latency 55 tok/s / 1434ms input / output No data |
5 tests | Claude Opus 4.1 speed / latency N/A / N/A input / output No data | GPT-5.2 speed / latency 64 tok/s / 2953ms input / output No data |
Claude Opus 4.1 claude-opus-4-1-20250805 speed / latency No data input / output $0/M/$0/M | GPT-5.2 gpt-5.2 speed / latency No data input / output $0.024/M | |
Claude Opus 4.1 claude-opus-4-1 speed / latency No data input / output $0/request | GPT-5.2 gpt-5.2-chat-latest speed / latency No data input / output $0/request |
Weighted outcome: GPT-5.2. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Input
Output
| Features | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning |
|---|
