Data points: 152
Model compare
The readout for Claude Opus 4.6 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 45.7 to 54.3.
Evidence depth
152 data points
Includes 34 benchmark rows, 4 audit samples, and 8 provider examples.
Selection signal
Start with GPT-5.2
The charts below split 46 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 4.6 and GPT-5.2: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Model compare | Claude Opus 4.6 | GPT-5.2 |
|---|---|---|
| Overall leader | Contender | Leading |
| Weighted overall score | 45.7 pts | 54.3 pts |
| Benchmark category leads | 4 categories | 3 categories |
| Operational advantages | No data | Cheapest input price, Average speed, First-token latency, Free providers, Provider coverage |
| Context window | 1M tokens | 400K tokens |
| Max output | 128K tokens | 128K tokens |
| Modalities | Input TextImageFile 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 4.6 | GPT-5.2 |
|---|---|---|
| Developer | Anthropic | OpenAI |
| Released | Feb 2026 | Dec 2025 |
| Parameters | No data | No data |
| Tokenizer | Claude | GPT |
| Knowledge cutoff | No data | No data |
| OpenRouter ID | anthropic/claude-opus-4.6 | openai/gpt-5.2 |
| References | No data | No data |
This report only uses LMSpeed data for Claude Opus 4.6 and GPT-5.2: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
Claude Opus 4.6
Claude Opus 4.6 leads these benchmark categories: Agents, Coding, Math, Multimodal.
GPT-5.2
GPT-5.2 is stronger in benchmark categories (Reasoning, Knowledge, Instruction following) 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 4.6
53.4
Avg. score
GPT-5.2
52.8
Claude Opus 4.6 leads by 7.3
Claude Opus 4.6 leads by 2.8
GPT-5.2 leads by 0.7
GPT-5.2 leads by 3.1
Claude Opus 4.6 leads by 0.6
Claude Opus 4.6
Claude Opus 4.6 leads by 6.2
GPT-5.2 leads by 10.1
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
Claude Opus 4.6
winner68.0
Rank #17/84 · confidence 3 · eval date 2026-02-01
GPT-5.2
53.0
Rank #50/84 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
$5.00/M
Rank #146/162 · confidence 4
GPT-5.2
winner$1.75/M
Rank #120/162 · confidence 4
Claude Opus 4.6
$10.00/M
Rank #147/162 · confidence 4
GPT-5.2
winner$4.81/M
Rank #132/162 · confidence 4
Claude Opus 4.6
$25.00/M
Rank #147/162 · confidence 4
GPT-5.2
winner$14.00/M
Rank #133/162 · confidence 4
Claude Opus 4.6
58.3
Rank #62/89 · confidence 3 · eval date 2026-02-01
GPT-5.2
winner72.7
Rank #13/89 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
2.8
Rank #43/73 · confidence 3 · eval date 2026-02-01
GPT-5.2
winner11.6
Rank #20/73 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
winner82.0%
Rank #47/125 · confidence 3 · eval date 2026-02-01
GPT-5.2
81.4%
Rank #54/125 · confidence 4
Claude Opus 4.6
winner84.0%
Rank #53/188 · confidence 4
GPT-5.2
71.2%
Rank #110/188 · confidence 4
Claude Opus 4.6
winner18.6%
Rank #62/187 · confidence 4
GPT-5.2
7.3%
Rank #109/187 · confidence 4
Claude Opus 4.6
winner57.6
Rank #5/33 · confidence 3 · eval date 2026-02-01
GPT-5.2
53.5
Rank #6/33 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
winner80.8
Rank #7/43 · confidence 3 · eval date 2026-02-01
GPT-5.2
80.0
Rank #12/43 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
winner63.7
Rank #8/65 · confidence 3 · eval date 2026-02-01
GPT-5.2
52.2
Rank #34/65 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
45.7
Rank #37/96 · confidence 3 · eval date 2026-02-01
GPT-5.2
winner52.1
Rank #18/96 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
53.4
Rank #30/37 · confidence 3 · eval date 2026-02-01
GPT-5.2
winner55.6
Rank #25/37 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
winner45.7%
Rank #33/185 · confidence 4
GPT-5.2
40.4%
Rank #64/185 · confidence 4
Claude Opus 4.6
winner22.9
Rank #10/35 · confidence 3 · eval date 2026-02-01
GPT-5.2
18.8
Rank #11/35 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
40.7
Rank #10/47 · confidence 3 · eval date 2026-02-01
GPT-5.2
40.7
Rank #10/47 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
winner59.8
Rank #22/56 · confidence 3 · eval date 2026-02-01
GPT-5.2
58.5
Rank #24/56 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
winner82.6
Rank #8/55 · confidence 3 · eval date 2026-02-01
GPT-5.2
80.8
Rank #11/55 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
winner45.2
Rank #15/90 · confidence 3 · eval date 2026-02-01
GPT-5.2
43.8
Rank #16/90 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
84.0
Rank #52/96 · confidence 3 · eval date 2026-02-01
GPT-5.2
winner90.3
Rank #19/96 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
18.6
Rank #56/96 · confidence 3 · eval date 2026-02-01
GPT-5.2
winner35.4
Rank #21/96 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
37.8
Rank #39/99 · confidence 3 · eval date 2026-02-01
GPT-5.2
winner42.2
Rank #22/99 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
76.0
Rank #44/90 · confidence 3 · eval date 2026-02-01
GPT-5.2
winner79.7
Rank #39/90 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
winner1325.0
Rank #4/66 · confidence 3 · eval date 2026-02-01
GPT-5.2
1224.0
Rank #37/66 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
77.3
Rank #20/27 · confidence 3 · eval date 2026-02-01
GPT-5.2
winner79.5
Rank #10/27 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
62.1
Rank #23/35 · confidence 3 · eval date 2026-02-01
GPT-5.2
winner70.3
Rank #11/35 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
44.6
Rank #61/86 · confidence 3 · eval date 2026-02-01
GPT-5.2
winner75.4
Rank #21/86 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
winner36.7
Rank #6/20 · confidence 3 · eval date 2026-02-01
GPT-5.2
34.3
Rank #7/20 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
winner83.7
Rank #9/25 · confidence 3 · eval date 2026-02-01
GPT-5.2
65.8
Rank #19/25 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
winner61.9
Rank #10/50 · confidence 3 · eval date 2026-02-01
GPT-5.2
46.5
Rank #29/50 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
winner72.7
Rank #10/21 · confidence 3 · eval date 2026-02-01
GPT-5.2
47.3
Rank #20/21 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
winner65.3
Rank #21/53 · confidence 3 · eval date 2026-02-01
GPT-5.2
22.0
Rank #48/53 · confidence 3 · eval date 2025-12-11
Claude Opus 4.6
84.8
Rank #44/84 · confidence 3 · eval date 2026-02-01
GPT-5.2
84.8
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 | Claude Opus 4.6 | GPT-5.2 |
|---|---|---|
Winner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 97 10010010088 | GPT-5.2 gpt-5.2 No audit yet |
Winner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 89 56100100100 | GPT-5.2 gpt-5.2 No audit yet |
Winner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 84 648486100 | GPT-5.2 gpt-5.2 No audit yet |
Winner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 82 668478100 | GPT-5.2 gpt-5.2 No audit yet |
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | Claude Opus 4.6 | GPT-5.2 |
|---|---|---|
25 tests | Claude Opus 4.6 speed / latency 42 tok/s / 2282ms input / output No data | GPT-5.2 speed / latency 60 tok/s / 3331ms input / output No data |
20 tests | Claude Opus 4.6 speed / latency 46 tok/s / 2559ms input / output No data | GPT-5.2 speed / latency 56 tok/s / 1798ms input / output No data |
20 tests | Claude Opus 4.6 speed / latency 57 tok/s / 3926ms input / output No data | GPT-5.2 speed / latency 55 tok/s / 1434ms input / output No data |
15 tests | Claude Opus 4.6 speed / latency 84 tok/s / 3916ms input / output No data | GPT-5.2 speed / latency 64 tok/s / 5256ms input / output No data |
10 tests | Claude Opus 4.6 speed / latency N/A / N/A input / output No data | GPT-5.2 speed / latency 94 tok/s / 11492ms input / output No data |
Claude Opus 4.6 claude-opus-4-6 speed / latency No data input / output $40.15/M/$200.75/M | GPT-5.2 gpt-5.2 speed / latency No data input / output $0/M | |
Claude Opus 4.6 claude-opus-4-6 speed / latency No data input / output $0/M/$0/M | GPT-5.2 gpt-5.2-openai-compact speed / latency No data input / output $0/M | |
Claude Opus 4.6 claude-opus-4-6 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 |
|---|
