Data points: 91
Model compare
The readout for Claude Opus 4.6 and Grok 4.6, before the detailed comparison sheet.
Weighted outcome: Grok 4.6. Benchmark capability categories carry 80%, while price, API performance, and availability carry 20%.
Decision read
Grok 4.6
Grok 4.6 has the higher weighted result; Model A / B score 16 to 84.
Evidence depth
91 data points
Includes 18 benchmark rows, 0 audit samples, and 6 provider examples.
Selection signal
Start with Grok 4.6
The charts below split 24 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 Grok 4.6: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
| Model compare | Claude Opus 4.6 | Grok 4.6 |
|---|---|---|
| Overall leader | Contender | Leading |
| Weighted overall score | 16.0 pts | 84.0 pts |
| Benchmark category leads | 0 categories | 4 categories |
| Operational advantages | Cheapest input price, First-token latency, Free providers, Provider coverage | Average speed |
| Context window | 1M tokens | 500K tokens |
| Max output | 128K tokens | No data |
| 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 | Grok 4.6 |
|---|---|---|
| Developer | Anthropic | SpaceXAI |
| Released | Feb 2026 | Aug 2026 |
| Parameters | No data | No data |
| Tokenizer | Claude | Grok |
| Knowledge cutoff | No data | No data |
| OpenRouter ID | anthropic/claude-opus-4.6 | x-ai/grok-4.6 |
| References | No data | No data |
This report only uses LMSpeed data for Claude Opus 4.6 and Grok 4.6: pricing, speed aggregates, third-party benchmark scores, and shared provider samples.
Claude Opus 4.6
Claude Opus 4.6 has these operational advantages: Cheapest input price, First-token latency, Free providers, Provider coverage.
Grok 4.6
Grok 4.6 is stronger in benchmark categories (Agents, Coding, Reasoning, Knowledge) and operational dimensions (Average speed).
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
53.2
Avg. score
Grok 4.6
60.6
Grok 4.6 leads by 7.3
Grok 4.6 leads by 1.5
Grok 4.6 leads by 6.4
Grok 4.6 leads by 6.1
Claude Opus 4.6
Claude Opus 4.6
Claude Opus 4.6
Claude Opus 4.6
Metric-level scores with benchmark source, rank depth, confidence, error, and evaluation date where available.
Claude Opus 4.6
$25.00/M
Rank #162/178 · confidence 4
Grok 4.6
winner$6.00/M
Rank #119/178 · confidence 4
Claude Opus 4.6
$10.00/M
Rank #162/178 · confidence 4
Grok 4.6
winner$3.00/M
Rank #125/178 · confidence 4
Claude Opus 4.6
$5.00/M
Rank #161/178 · confidence 4
Grok 4.6
winner$2.00/M
Rank #137/178 · confidence 4
Claude Opus 4.6
84.0%
Rank #67/208 · confidence 4
Grok 4.6
winner94.9%
Rank #1/208 · confidence 4
Claude Opus 4.6
19.1%
Rank #80/206 · confidence 4
Grok 4.6
winner42.9%
Rank #15/206 · confidence 4
Claude Opus 4.6
2.8
Rank #51/82 · confidence 3 · eval date 2026-02-01
Grok 4.6
winner17.1
Rank #16/82 · confidence 1 · eval date 2026-08-12
Claude Opus 4.6
62.3
Rank #72/99 · confidence 3 · eval date 2026-02-01
Grok 4.6
winner75.0
Rank #26/99 · confidence 1 · eval date 2026-08-12
Claude Opus 4.6
45.7%
Rank #43/202 · confidence 4
Grok 4.6
winner53.6%
Rank #13/202 · confidence 4
Claude Opus 4.6
45.7
Rank #46/107 · confidence 3 · eval date 2026-02-01
Grok 4.6
winner53.6
Rank #15/107 · confidence 1 · eval date 2026-08-12
Claude Opus 4.6
84.0
Rank #61/107 · confidence 3 · eval date 2026-02-01
Grok 4.6
winner94.9
Rank #1/107 · confidence 1 · eval date 2026-08-12
Claude Opus 4.6
38.8
Rank #47/110 · confidence 3 · eval date 2026-02-01
Grok 4.6
winner60.9
Rank #3/110 · confidence 1 · eval date 2026-08-12
Claude Opus 4.6
2.4
Rank #30/38 · confidence 3 · eval date 2026-02-01
Grok 4.6
winner30.5
Rank #4/38 · confidence 1 · eval date 2026-08-12
Claude Opus 4.6
19.1
Rank #67/107 · confidence 3 · eval date 2026-02-01
Grok 4.6
winner42.9
Rank #12/107 · confidence 1 · eval date 2026-08-12
Claude Opus 4.6
45.8
Rank #18/100 · confidence 3 · eval date 2026-02-01
Grok 4.6
winner48.2
Rank #15/100 · confidence 1 · eval date 2026-08-12
Claude Opus 4.6
winner80.1
Rank #43/100 · confidence 3 · eval date 2026-02-01
Grok 4.6
34.3
Rank #90/100 · confidence 1 · eval date 2026-08-12
Claude Opus 4.6
66.4
Rank #28/67 · confidence 3 · eval date 2026-02-01
Grok 4.6
winner88.9
Rank #5/67 · confidence 1 · eval date 2026-08-12
Claude Opus 4.6
66.6
Rank #11/15 · confidence 3 · eval date 2026-02-01
Grok 4.6
winner79.7
Rank #5/15 · confidence 1 · eval date 2026-08-12
Claude Opus 4.6
73.7
Rank #10/13 · confidence 3 · eval date 2026-02-01
Grok 4.6
winner81.6
Rank #7/13 · confidence 1 · eval date 2026-08-12
Latest completed audits from shared providers, with four safety and integrity score groups plus report links.
| Provider | Claude Opus 4.6 | Grok 4.6 |
|---|---|---|
| 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 4.6 | Grok 4.6 |
|---|---|---|
5 tests | Claude Opus 4.6 speed / latency N/A / N/A input / output No data | Grok 4.6 speed / latency 97 tok/s / 10460ms input / output No data |
0 tests | Claude Opus 4.6 speed / latency N/A / N/A input / output No data | Grok 4.6 speed / latency N/A / N/A input / output No data |
0 tests | Claude Opus 4.6 speed / latency N/A / N/A input / output No data | Grok 4.6 speed / latency N/A / N/A input / output No data |
0 tests | Claude Opus 4.6 speed / latency N/A / N/A input / output No data | Grok 4.6 speed / latency N/A / N/A input / output No data |
0 tests | Claude Opus 4.6 speed / latency N/A / N/A input / output No data | Grok 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 $9.00/M/$45.00/M | Grok 4.6 grok-4.6 speed / latency No data input / output $0.375/M |
Weighted outcome: Grok 4.6. 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 |
|---|
