GPT-6 Astra (Xhigh) vs Grok 4.7 (Xhigh)
Which is better for the money: GPT-6 Astra (Xhigh) by OpenAI or Grok 4.7 (Xhigh) by SpaceXAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-26.
Clear winner
Verdict
Pick GPT-6 Astra (Xhigh)
Grok 4.7 (Xhigh) vs GPT-6 Astra (Xhigh): 11.5% less intelligence, 30.6% more cost to run the AA benchmark, and 71.7% faster end-to-end.
| Metric | GPT-6 Astra (Xhigh) | Grok 4.7 (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 52.4 | 46.4 | −11.5% Grok 4.7 (Xhigh) is 11.5% less intelligent |
| Total AA cost (lower is better) | $3,802.98 | $4,967.35 | +30.6% Grok 4.7 (Xhigh) is 30.6% more expensive |
| End-to-end time (lower is better) | 176.59s | 49.93s | −71.7% Grok 4.7 (Xhigh) is 71.7% faster |
| Price per 1M tokens (in / out) | $10.0 / $50.0 | $2.00 / $6.00 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- GPT-6 Astra (Xhigh) is off the frontier: at the same or lower cost, Kimi K3.1 Pro scores 55.10 for $3117.
- Grok 4.7 (Xhigh) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 56.00 for $4057.
GPT-6 Astra (Xhigh)Grok 4.7 (Xhigh)Today's Pareto frontierEvery other model
Matchup
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Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-6-astra-xhigh/grok-4-7 · Markdown: /api/v1/compare/gpt-6-astra-xhigh/grok-4-7?format=md · llms.txt · agent skill