Claude Fable 5.2 (High, Default Fallback) vs Gemini 3.8 Flash (High)
Which is better for the money: Claude Fable 5.2 (High, Default Fallback) by Anthropic or Gemini 3.8 Flash (High) by Google? 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 (High, Default Fallbac… scores 31.0 points higher (61.8 vs 30.8) but costs 1.2× as much to run the benchmark ($7106 vs $5764; both flagship class). Pick Claude Fable 5.2 (High, Default Fallbac… when the extra intelligence is worth the premium, otherwise Gemini 3.8 Flash (High).
| Metric | Claude Fable 5.2 (High, Default Fallback) | Gemini 3.8 Flash (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 61.8 | 30.8 | −50.2% Gemini 3.8 Flash (Hig… is 50.2% less intelligent |
| Total AA cost (lower is better) | $7,105.77 | $5,763.75 | −18.9% Gemini 3.8 Flash (Hig… is 18.9% cheaper |
| End-to-end time (lower is better) | 35.25s | 29.44s | −16.5% Gemini 3.8 Flash (Hig… is 16.5% faster |
| Price per 1M tokens (in / out) | $8.00 / $40.0 | $0.75 / $3.75 | |
| Input modalities | Text, Image | Text, Image, Speech, Video |
Gemini 3.8 Flash (High) vs Claude Fable 5.2 (High, Default Fallback): 50.2% less intelligence, 18.9% less cost to run the AA benchmark, and 16.5% faster end-to-end.
Today's Pareto frontier
Against the frontier
- Claude Fable 5.2 (High, Default Fallback) is on today's frontier: nothing is both smarter and cheaper.
- Gemini 3.8 Flash (High) is off the frontier: at the same or lower cost, Claude Opus 5.5 (Xhigh, Default Fallback) scores 57.40 for $4766.
Claude Fable 5.2 (High, Default Fallback)Gemini 3.8 Flash (High)Today's Pareto frontierEvery other model
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