Electricity Bench

GPT-6 Sol vs Grok 4.7

Grok 4.7 leads overall, C- to D+. GPT-6 Sol is about 12x cheaper per task. By suite, Grok 4.7 takes real-world issues (D to D-) and spec planning is even at C. Take GPT-6 Sol anyway when you want the side that is cheaper per task and faster on real-world issues.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 GPT-6 Sol

Grok 4.7 leads overall, C- to D+. By suite: Grok 4.7 takes real-world issues, D to D- (47% vs 38% capability); spec planning is even at C (64% vs 68% capability); Grok 4.7 takes vibe coding, C to D+ (64% vs 51% capability). GPT-6 Sol used 5% of ChatGPT Plus's weekly limit per pass, $0.012 per task at the listed price; at the ~$100 tier the board defaults to that is an estimated ~1% of ChatGPT Pro 5x's weekly limit (est, about $0.012 per task). Grok 4.7 used 12% of SuperGrok Plus's weekly limit per pass, $0.145 per task at the listed price. Per task, GPT-6 Sol is about 12x cheaper ($0.012 vs $0.145). GPT-6 Sol is faster on real-world issues: a median task takes 2m 44s against 6m 57s. Both finished every task on it. Reasons to pick GPT-6 Sol anyway: it is cheaper per task ($0.012 vs $0.145) and it is faster on real-world issues (2m 44s vs 6m 57s median).

GPT-6 SolClears tier 1 (partial tier 5) at 4.0% of ChatGPT Plus per runD+OVERALLGrok 4.7Clears tier 4 (partial tier 5) at 5.0% of SuperGrok Plus per runC-OVERALL
real-world@v3D-vsD
DimensionGPT-6 SolGrok 4.7Advantage
Capability38%47%+8% (Grok 4.7 leads)
Median task time2m 44s6m 57s4m 13s faster (GPT-6 Sol leads)
Approx. task cost$0.012 / task$0.077 / task$0.064 / task lower (GPT-6 Sol leads)

GPT-6 Sol: 4.0% of ChatGPT Plus (37.0% / 5h, 4.0% / 1w) per run. Its weekly limit holds about 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.

spec-planning@v1CvsC
DimensionGPT-6 SolGrok 4.7Advantage
Capability64%68%+4% (Grok 4.7 leads)
Median task time2m 23s37m 24s35m 2s faster (GPT-6 Sol leads)
Approx. task cost$0.011 / task$0.402 / task$0.391 / task lower (GPT-6 Sol leads)

GPT-6 Sol: 1.0% of ChatGPT Plus (8.0% / 5h, 1.0% / 1w) per run. Its weekly limit holds about 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.

vibe-coding@v1D+vsC
DimensionGPT-6 SolGrok 4.7Advantage
Capability51%64%+13% (Grok 4.7 leads)
Median task time3m 4s11m 10s8m 6s faster (GPT-6 Sol leads)
Approx. task cost$0.018 / task$0.092 / task$0.074 / task lower (GPT-6 Sol leads)

GPT-6 Sol: 0.4% of ChatGPT Plus (2.4% / 5h, 0.4% / 1w) per good solve. Its weekly limit holds about 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, GPT-6 Sol or Grok 4.7?

Grok 4.7 clears higher: tier 4 of 5 versus tier 1 for GPT-6 Sol on real-world@v3, our private suite of real-world coding problems. Latest measurement 2026-09-23.

Which is cheaper per task, GPT-6 Sol or Grok 4.7?

GPT-6 Sol used 5% of ChatGPT Plus's weekly limit per pass, $0.012 per task at the listed price; at the ~$100 tier the board defaults to that is an estimated ~1% of ChatGPT Pro 5x's weekly limit (est, about $0.012 per task). Grok 4.7 used 12% of SuperGrok Plus's weekly limit per pass, $0.145 per task at the listed price. Per task, GPT-6 Sol is about 12x cheaper ($0.012 vs $0.145).

What do GPT-6 Sol and Grok 4.7 cost a month?

GPT-6 Sol runs on ChatGPT Plus at $20/month (public price as of 2026-07-20). Grok 4.7 runs on SuperGrok Plus at $100/month (public price as of 2026-09-14).