Claude Opus 5 vs Grok 4.7
Claude Opus 5 is no longer on the leaderboard. The grades below are the last ones measured, so read them as history rather than as this week's board. See the current roster.
Claude Opus 5 leads overall, C to C-. Claude Opus 5 is about 6.0x cheaper per task. By suite, Claude Opus 5 takes real-world issues (C- to D) and spec planning is even at C. The data gives no reason to pick Grok 4.7 over Claude Opus 5 this week.Measured
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.
Verdict: Grok 4.7 vs Claude Opus 5
Claude Opus 5 leads overall, C to C-. By suite: Claude Opus 5 takes real-world issues, C- to D (57% vs 47% capability); spec planning is even at C (66% vs 68% capability); Claude Opus 5 takes vibe coding, C+ to C (72% vs 64% capability). Claude Opus 5 used 2% of Claude Max 5x's weekly limit per pass, $0.024 per task at the listed price. Grok 4.7 used 12% of SuperGrok Plus's weekly limit per pass, $0.145 per task at the listed price. Per task, Claude Opus 5 is about 6.0x cheaper ($0.024 vs $0.145). Claude Opus 5 is faster on real-world issues: a median task takes 1m 56s against 6m 57s. Both finished every task on it. The data gives no reason to pick Grok 4.7 over Claude Opus 5 this week.
Changed since W32: Claude Opus 5: real-world issues usage 3% to 1% of the weekly limit; Grok 4.7 has one graded week under this version (W39).
| Dimension | Claude Opus 5 | Grok 4.7 | Advantage |
|---|---|---|---|
| Capability | 57% | 47% | +10% (Claude Opus 5 leads) |
| Median task time | 1m 56s | 6m 57s | 5m 1s faster (Claude Opus 5 leads) |
| Approx. task cost | $0.015 / task | $0.077 / task | $0.061 / task lower (Claude Opus 5 leads) |
Claude Opus 5: 21.0% of Claude Max 5x (21.0% / 5h, 1.0% / 1w) per run. Its weekly limit holds about 14.6 of the week's 33.6 5h windows. Grok 4.7: 5.0% of SuperGrok Plus (5.0% / 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 4.7 | Advantage |
|---|---|---|---|
| Capability | 66% | 68% | +2% (Grok 4.7 leads) |
| Median task time | 2m 9s | 37m 24s | 35m 16s faster (Claude Opus 5 leads) |
| Approx. task cost | $0.057 / task | $0.402 / task | $0.345 / task lower (Claude Opus 5 leads) |
Claude Opus 5: 6.0% of Claude Max 5x (6.0% / 5h, 1.0% / 1w) per run. Its weekly limit holds about 14.6 of the week's 33.6 5h windows. Grok 4.7: 7.0% of SuperGrok Plus (7.0% / 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 4.7 | Advantage |
|---|---|---|---|
| Capability | 72% | 64% | +8% (Claude Opus 5 leads) |
| Median task time | 2m 51s | 11m 10s | 8m 19s faster (Claude Opus 5 leads) |
| Approx. task cost | $0.011 / task | $0.092 / task | $0.081 / task lower (Claude Opus 5 leads) |
Claude Opus 5: 1.6% of Claude Max 5x (1.6% / 5h) per good solve. Its weekly limit holds about 14.6 of the week's 33.6 5h windows. Grok 4.7: 0.4% of SuperGrok Plus (0.4% / 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 4.7?
Grok 4.7 clears higher: tier 4 of 5 versus tier 2 for Claude Opus 5 on real-world@v3, our private suite of real-world coding problems. Latest measurement 2026-09-21.
Which is cheaper per task, Claude Opus 5 or Grok 4.7?
Claude Opus 5 used 2% of Claude Max 5x's weekly limit per pass, $0.024 per task at the listed price. Grok 4.7 used 12% of SuperGrok Plus's weekly limit per pass, $0.145 per task at the listed price. Per task, Claude Opus 5 is about 6.0x cheaper ($0.024 vs $0.145).
What do Claude Opus 5 and Grok 4.7 cost a month?
Claude Opus 5 runs on Claude Max 5x at $100/month (public price as of 2026-07-27). Grok 4.7 runs on SuperGrok Plus at $100/month (public price as of 2026-09-14).