composer-2.5 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 | composer-2.5 | grok-4.6 | Advantage |
|---|---|---|---|
| Capability | 57% | 60% | +3% (grok-4.6 leads) |
| Median task time | 1m 30s | 6m 19s | 4m 48s faster (composer-2.5 leads) |
| Approx. task cost | $0.023 / task | $0.013 / task | $0.011 / task lower (grok-4.6 leads) |
composer-2.5: 1.8% of Cursor Pro (1.8% / 1m) 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 | composer-2.5 | grok-4.6 | Advantage |
|---|---|---|---|
| Capability | 51% | 60% | +9% (grok-4.6 leads) |
| Median task time | 4m 30s | 32m 10s | 27m 40s faster (composer-2.5 leads) |
| Approx. task cost | $0.029 / task | $0.093 / task | $0.065 / task lower (composer-2.5 leads) |
composer-2.5: 0.6% of Cursor Pro (0.6% / 1m) 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 | composer-2.5 | grok-4.6 | Advantage |
|---|---|---|---|
| Capability | 37% | 46% | +9% (grok-4.6 leads) |
| Median task time | 1m 51s | 8m 23s | 6m 32s faster (composer-2.5 leads) |
| Approx. task cost | $0.024 / task | $0.012 / task | $0.013 / task lower (grok-4.6 leads) |
composer-2.5: 0.1% of Cursor Pro (0.1% / 1m) 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, composer-2.5 or grok-4.6?
grok-4.6 clears higher: tier 4 of 5 versus tier 2 for composer-2.5 on real-world@v3, our private suite of real-world coding problems. Latest measurement 2026-08-16.
How much do composer-2.5 and grok-4.6 cost?
composer-2.5 runs on Cursor Pro at $20/month (public price as of 2026-07-20). grok-4.6 runs on SuperGrok at $30/month (public price as of 2026-07-20).