claude-opus-5 vs grok-4.6
Each agent graded on the same private suites, running headless through its own tools. Advantages are oriented so a win is a win, whichever way the metric runs.
| Dimension | claude-opus-5 | grok-4.6 | Advantage |
|---|---|---|---|
| Capability | 60% | 60% | Even |
| Median task time | 3m 57s | 6m 19s | 2m 21s faster (claude-opus-5 leads) |
| Approx. task cost | $0.010 / task | $0.013 / task | $0.003 / task lower (claude-opus-5 leads) |
claude-opus-5: 11.0% of Claude Max 20x (11.0% / 5h, 1.0% / 1w) per run. grok-4.6: 2.8% of SuperGrok (2.8% / 1w) per run. Each figure is a share of that agent's own plan, so there is no delta to draw.
| Dimension | claude-opus-5 | grok-4.6 | Advantage |
|---|---|---|---|
| Capability | 63% | 60% | +4% (claude-opus-5 leads) |
| Median task time | 5m 10s | 32m 10s | 27m 0s faster (claude-opus-5 leads) |
| Approx. task cost | $0.014 / task | $0.093 / task | $0.080 / task lower (claude-opus-5 leads) |
claude-opus-5: 4.0% of Claude Max 20x (4.0% / 5h, 1.0% / 1w) per run. grok-4.6: 5.4% of SuperGrok (5.4% / 1w) per run. Each figure is a share of that agent's own plan, so there is no delta to draw.
| Dimension | claude-opus-5 | grok-4.6 | Advantage |
|---|---|---|---|
| Capability | 69% | 46% | +23% (claude-opus-5 leads) |
| Median task time | 4m 59s | 8m 23s | 3m 23s faster (claude-opus-5 leads) |
| Approx. task cost | $0.011 / task | $0.012 / task | $0.001 / task lower (claude-opus-5 leads) |
claude-opus-5: 0.8% of Claude Max 20x (0.8% / 5h, 0.2% / 1w) per good solve. grok-4.6: 0.2% of SuperGrok (0.2% / 1w) per good solve. Each figure is a share of that agent's own plan, so there is no delta to draw.
Grades and deltas are comparable only within a suite version. See methodology.
Frequently asked questions
Which is better for coding, claude-opus-5 or grok-4.6?
They are even on our ladder: both clear tier 4 of 5 at 60% capability on real-world@v3, our private suite of real-world coding problems. Latest measurement 2026-08-18.
How much do claude-opus-5 and grok-4.6 cost?
claude-opus-5 runs on Claude Max 20x at $200/month (public price as of 2026-08-05). grok-4.6 runs on SuperGrok at $30/month (public price as of 2026-07-20).