Data points: 182
Model compare
The readout for Claude Opus 4.6 and Claude Sonnet 4.6, before the detailed comparison sheet.
Weighted outcome: Claude Opus 4.6. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Decision read
Claude Opus 4.6
Claude Opus 4.6 has the higher weighted result; Model A / B score 84.6 to 15.4.
Evidence depth
182 data points
Includes 39 benchmark rows, 6 audit samples, and 7 provider examples.
Selection signal
Start with Claude Opus 4.6
The charts below split 52 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 Claude Sonnet 4.6: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Model compare | Claude Opus 4.6 | Claude Sonnet 4.6 |
|---|---|---|
| Overall leader | Leading | Contender |
| Weighted overall score | 84.6 pts | 15.4 pts |
| Benchmark category leads | 6 categories | 1 categories |
| Operational advantages | Cheapest input price, Average speed, Free providers, Provider coverage | First-token latency |
| Context window | 1M tokens | 1M tokens |
| Max output | 128K tokens | 128K tokens |
| Modalities | Input TextImageFile Output Text | Input |
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 | Claude Sonnet 4.6 |
|---|---|---|
| Developer | Anthropic | Anthropic |
| Released | Feb 2026 | Feb 2026 |
| Parameters | No data | No data |
| Tokenizer | Claude | Claude |
| Knowledge cutoff | No data | No data |
| OpenRouter ID | anthropic/claude-opus-4.6 | anthropic/claude-sonnet-4.6 |
| References | No data | No data |
This report only uses LMSpeed data for Claude Opus 4.6 and Claude Sonnet 4.6: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
Claude Opus 4.6
Claude Opus 4.6 is stronger in benchmark categories (Agents, Coding, Reasoning, Math, Multimodal) and operational dimensions (Cheapest input price, Average speed, Free providers, Provider coverage).
Claude Sonnet 4.6
Claude Sonnet 4.6 is stronger in benchmark categories (Knowledge) and operational dimensions (First-token latency).
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
Claude Sonnet 4.6
53.2
Claude Opus 4.6 leads by 2.0
Claude Opus 4.6 leads by 3.2
Claude Opus 4.6 leads by 3.7
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
Claude Sonnet 4.6
63.0
Rank #25/84 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
$25.00/M
Rank #147/162 · confidence 4
Claude Sonnet 4.6
winner$15.00/M
Rank #136/162 · confidence 4
Claude Opus 4.6
$10.00/M
Rank #147/162 · confidence 4
Claude Sonnet 4.6
winner$6.00/M
Rank #137/162 · confidence 4
Claude Opus 4.6
$5.00/M
Rank #146/162 · confidence 4
Claude Sonnet 4.6
winner$3.00/M
Rank #137/162 · confidence 4
Claude Opus 4.6
84.0%
Rank #53/188 · confidence 4
Claude Sonnet 4.6
winner87.5%
Rank #31/188 · confidence 4
Claude Opus 4.6
18.6%
Rank #62/187 · confidence 4
Claude Sonnet 4.6
winner30.0%
Rank #31/187 · confidence 4
Claude Opus 4.6
winner2.8
Rank #43/73 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
0.9
Rank #60/73 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner82.0%
Rank #47/125 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
79.2%
Rank #68/125 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner58.3
Rank #62/89 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
57.7
Rank #63/89 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner65.3
Rank #1/11 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
60.7
Rank #5/11 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner84.1
Rank #3/12 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
80.6
Rank #5/12 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner57.6
Rank #5/33 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
51.5
Rank #7/33 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner26.9
Rank #7/8 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
24.3
Rank #8/8 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner80.8
Rank #7/43 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
79.6
Rank #13/43 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
63.7
Rank #8/65 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
63.7
Rank #8/65 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
45.7%
Rank #33/185 · confidence 4
Claude Sonnet 4.6
winner46.8%
Rank #29/185 · confidence 4
Claude Opus 4.6
45.7
Rank #37/96 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
winner46.9
Rank #33/96 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner22.9
Rank #10/35 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
8.3
Rank #19/35 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner40.7
Rank #10/47 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
32.4
Rank #18/47 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner59.8
Rank #22/56 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
49.5
Rank #31/56 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
95.0
Rank #1/16 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
95.0
Rank #1/16 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner82.6
Rank #8/55 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
76.9
Rank #18/55 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner45.2
Rank #15/90 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
38.0
Rank #29/90 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner37.8
Rank #39/99 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
35.9
Rank #43/99 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner76.0
Rank #44/90 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
65.9
Rank #57/90 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner84.0
Rank #52/96 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
79.9
Rank #63/96 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner18.6
Rank #56/96 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
13.2
Rank #63/96 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner1319.0
Rank #7/66 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
1310.0
Rank #9/66 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner62.1
Rank #23/35 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
57.5
Rank #25/35 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner72.5
Rank #36/57 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
70.6
Rank #40/57 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner44.6
Rank #61/86 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
41.2
Rank #69/86 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner70.4
Rank #3/28 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
67.8
Rank #5/28 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
36.7
Rank #6/20 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
winner36.9
Rank #5/20 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner66.6
Rank #8/11 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
65.2
Rank #9/11 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
61.9
Rank #10/50 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
winner62.9
Rank #8/50 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner72.7
Rank #10/21 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
72.1
Rank #11/21 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner65.3
Rank #22/53 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
54.7
Rank #30/53 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner65.4
Rank #22/46 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
59.1
Rank #30/46 · confidence 3 · eval date 2026-02-01
Claude Opus 4.6
winner84.8
Rank #44/84 · confidence 3 · eval date 2026-02-01
Claude Sonnet 4.6
79.5
Rank #55/84 · confidence 3 · eval date 2026-02-01
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | Claude Opus 4.6 | Claude Sonnet 4.6 |
|---|---|---|
Winner: Claude Opus 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 97 10010010088 | Claude Sonnet 4.6 claude-sonnet-4-6 No audit yet |
Winner: Claude Sonnet 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 88 6410086100 | Claude Sonnet 4.6 claude-sonnet-4-6 Audit score 97 100 |
Winner: Claude Sonnet 4.6 | Claude Opus 4.6 claude-opus-4-6 No audit yet | Claude Sonnet 4.6 claude-sonnet-4-6 Audit score 94 76100100100 |
Winner: Claude Sonnet 4.6 | Claude Opus 4.6 claude-opus-4-6 Audit score 91 7610086100 | Claude Sonnet 4.6 claude-sonnet-4-6 Audit score 94 76 |
Winner: Claude Sonnet 4.6 | Claude Opus 4.6 claude-opus-4-6 No audit yet | Claude Sonnet 4.6 claude-sonnet-4-6 Audit score 91 64100100100 |
Winner: Claude Sonnet 4.6 | Claude Opus 4.6 claude-opus-4-6 No audit yet | Claude Sonnet 4.6 claude-sonnet-4-6 Audit score 89 56100100100 |
Speed aggregates and input/output pricing share each provider row for real API selection and migration cost checks.
| Provider | Claude Opus 4.6 | Claude Sonnet 4.6 |
|---|---|---|
30 tests | Claude Opus 4.6 speed / latency 38 tok/s / 2611ms input / output No data | Claude Sonnet 4.6 speed / latency 32 tok/s / 6074ms input / output No data |
25 tests | Claude Opus 4.6 speed / latency 43 tok/s / 2542ms input / output No data | Claude Sonnet 4.6 speed / latency N/A / N/A input / output No data |
25 tests | Claude Opus 4.6 speed / latency N/A / N/A input / output No data | Claude Sonnet 4.6 speed / latency 40 tok/s / 3145ms input / output No data |
22 tests | Claude Opus 4.6 speed / latency 24 tok/s / 7946ms input / output No data | Claude Sonnet 4.6 speed / latency 39 tok/s / 5723ms input / output No data |
20 tests | Claude Opus 4.6 speed / latency 40 tok/s / 16141ms input / output No data | Claude Sonnet 4.6 speed / latency N/A / N/A input / output No data |
Claude Opus 4.6 claude-opus-4-6 speed / latency No data input / output $0/M/$0/M | Claude Sonnet 4.6 claude-sonnet-4-6 speed / latency No data input / output $0/M | |
Claude Opus 4.6 claude-opus-4-6 speed / latency No data input / output $0/request | Claude Sonnet 4.6 claude-sonnet-4-6 speed / latency No data input / output $0/request |
Weighted outcome: Claude Opus 4.6. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Output
| Features | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning | Text inputImage inputFile inputText outputTool callingStructured outputsJSON modeReasoning |
|---|
Claude Sonnet 4.6 leads by 16.9
Claude Opus 4.6 leads by 3.3
Claude Opus 4.6
Claude Opus 4.6 leads by 4.5
Claude Opus 4.6 leads by 1.0
