Claude Fable 5.2 (Max, Default Fallback) vs Grok 4.7 (Xhigh)
Which is better for the money: Claude Fable 5.2 (Max, Default Fallback) by Anthropic or Grok 4.7 (Xhigh) by SpaceXAI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-11-10.
Trade-off
Verdict
Depends on your budget
Claude Fable 5.2 (Max, Default Fallback) scores 29.1 points higher (64.6 vs 35.5) but costs 3.8× as much to run the benchmark ($22191 vs $5906; both flagship class). They are not alternatives at one budget: pick Claude Fable 5.2 (Max, Default Fallback) when you need intelligence above 35.5, and Grok 4.7 (Xhigh) when 35.5 is enough.
| Metric | Claude Fable 5.2 (Max, Default Fallback) | Grok 4.7 (Xhigh) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 64.6 | 35.5 | −45.0% Grok 4.7 (Xhigh) is 45.0% less intelligent |
| Total AA cost (lower is better) | $22,191.42 | $5,905.50 | −73.4% Grok 4.7 (Xhigh) is 73.4% cheaper |
| End-to-end time (lower is better) | 258.66s | 87.92s | −66.0% Grok 4.7 (Xhigh) is 66.0% faster |
| Price per 1M tokens (in / out) | $8.00 / $40.0 | $2.00 / $6.00 | |
| Input modalities | Text, Image | Text, Image |
Grok 4.7 (Xhigh) vs Claude Fable 5.2 (Max, Default Fallback): 45.0% less intelligence, 73.4% less cost to run the AA benchmark, and 66.0% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Fable 5.2 (Max, Default Fallback) is on today's frontier: nothing is both smarter and cheaper.
- Grok 4.7 (Xhigh) is off the frontier: at the same or lower cost, Gemini 4 Carbon (Medium) scores 58.30 for $5903.
Claude Fable 5.2 (Max, Default Fallback)Grok 4.7 (Xhigh)Today's Pareto frontierEvery other model
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