Claude Fable 5.2 (Low, Default Fallback) vs Claude Haiku 5.5 (High)
Which is better for the money: Claude Fable 5.2 (Low, Default Fallback) by Anthropic or Claude Haiku 5.5 (High) by Anthropic? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-11-10.
Depends on your budget
Claude Fable 5.2 (Low, Default Fallback) scores 24.0 points higher (53.9 vs 29.9) but costs 24× as much to run the benchmark ($2862 vs $121; flagship vs mid-range cost classes). They are not alternatives at one budget: pick Claude Fable 5.2 (Low, Default Fallback) when you need intelligence above 29.9, and Claude Haiku 5.5 (High) when 29.9 is enough.
| Metric | Claude Fable 5.2 (Low, Default Fallback) | Claude Haiku 5.5 (High) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 53.9 | 29.9 | −44.5% Claude Haiku 5.5 (Hig… is 44.5% less intelligent |
| Total AA cost (lower is better) | $2,861.78 | $121.41 | −95.8% Claude Haiku 5.5 (Hig… is 95.8% cheaper |
| End-to-end time (lower is better) | 21.73s | 34.25s | +57.6% Claude Haiku 5.5 (Hig… is 57.6% slower |
| Price per 1M tokens (in / out) | $8.00 / $40.0 | $0.10 / $0.50 | |
| Input modalities | Text, Image | Text, Image |
Claude Haiku 5.5 (High) vs Claude Fable 5.2 (Low, Default Fallback): 44.5% less intelligence, 95.8% less cost to run the AA benchmark, and 57.6% slower end-to-end.
Against the frontier
- Claude Fable 5.2 (Low, Default Fallback) is off the frontier: at the same or lower cost, GPT-6.1 Sol (Max) scores 54.60 for $1124.
- Claude Haiku 5.5 (High) is off the frontier: at the same or lower cost, Muse Ember (Max) scores 36.00 for $117.
Compare something else
Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-fable-5-2-low/claude-haiku-5-5-high · Markdown: /api/v1/compare/claude-fable-5-2-low/claude-haiku-5-5-high?format=md · llms.txt · agent skill