Claude Fable 5.1 (Xhigh, Default Fallback) vs Gemini 4 Carbon (High)
Which is better for the money: Claude Fable 5.1 (Xhigh, Default Fallback) by Anthropic or Gemini 4 Carbon (High) by Google? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-29.
Clear winner
Verdict
Pick Gemini 4 Carbon (High)
Gemini 4 Carbon (High) vs Claude Fable 5.1 (Xhigh, Default Fallback): 19.5% more intelligence, 18.1% less cost to run the AA benchmark, and 34.1% slower end-to-end.
| Metric | Claude Fable 5.1 (Xhigh, Default Fallback) | Gemini 4 Carbon (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 49.7 | 59.4 | +19.5% Gemini 4 Carbon (High) is 19.5% more intelligent |
| Total AA cost (lower is better) | $10,064.74 | $8,239.69 | −18.1% Gemini 4 Carbon (High) is 18.1% cheaper |
| End-to-end time (lower is better) | 78.43s | 105.19s | +34.1% Gemini 4 Carbon (High) is 34.1% slower |
| Price per 1M tokens (in / out) | $10.0 / $50.0 | $4.00 / $20.0 | |
| Input modalities | Text, Image | Text, Image, Speech, Video |
Today's Pareto frontier
Against the frontier
- Claude Fable 5.1 (Xhigh, Default Fallback) is off the frontier: at the same or lower cost, Gemini 4 Carbon (High) scores 59.40 for $8240.
- Gemini 4 Carbon (High) is on today's frontier: nothing is both smarter and cheaper.
Claude Fable 5.1 (Xhigh, Default Fallback)Gemini 4 Carbon (High)Today's Pareto frontierEvery other model
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