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 | 57% | 58% | +2% (grok-4.6 leads) |
| Median task time | 3m 57s | 6m 45s | 2m 48s faster (claude-opus-5 leads) |
| Approx. task cost | $0.010 / task | $0.072 / task | $0.062 / task lower (claude-opus-5 leads) |
claude-opus-5: 11.0% of Claude Max 20x (11.0% / 5h) per run. grok-4.6: 15.6% of SuperGrok (15.6% / 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 | 54% | 85% | +31% (grok-4.6 leads) |
| Median task time | 6m 57s | 7m 33s | 35s faster (claude-opus-5 leads) |
| Approx. task cost | $0.016 / task | $0.094 / task | $0.077 / task lower (claude-opus-5 leads) |
claude-opus-5: 1.2% of Claude Max 20x (1.2% / 5h) per good solve. grok-4.6: 1.4% of SuperGrok (1.4% / 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?
claude-opus-5 clears higher: tier 2 of 5 versus tier 1 for grok-4.6 on real-world@v3, our private suite of real-world coding problems. Latest measurement 2026-08-10.
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).