Claude Fable 5.2 (High, Default Fallback) vs GPT-5.6 Terra (Max)
Which is better for the money: Claude Fable 5.2 (High, Default Fallback) by Anthropic or GPT-5.6 Terra (Max) by OpenAI? 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 29.5 points higher (61.8 vs 32.3) but costs 2.2× as much to run the benchmark ($7106 vs $3250; both flagship class). Pick Claude Fable 5.2 (High, Default Fallbac… when the extra intelligence is worth the premium, otherwise GPT-5.6 Terra (Max).
| Metric | Claude Fable 5.2 (High, Default Fallback) | GPT-5.6 Terra (Max) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 61.8 | 32.3 | −47.7% GPT-5.6 Terra (Max) is 47.7% less intelligent |
| Total AA cost (lower is better) | $7,105.77 | $3,250.14 | −54.3% GPT-5.6 Terra (Max) is 54.3% cheaper |
| End-to-end time (lower is better) | 36.05s | 125.87s | +249.2% GPT-5.6 Terra (Max) is 249.2% slower |
| Price per 1M tokens (in / out) | $8.00 / $40.0 | $2.00 / $12.0 | |
| Input modalities | Text, Image | Text, Image |
GPT-5.6 Terra (Max) vs Claude Fable 5.2 (High, Default Fallback): 47.7% less intelligence, 54.3% less cost to run the AA benchmark, and 249.2% slower 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.
- GPT-5.6 Terra (Max) is off the frontier: at the same or lower cost, GPT-6 Astra (High) scores 54.80 for $3204.
Claude Fable 5.2 (High, Default Fallback)GPT-5.6 Terra (Max)Today's Pareto frontierEvery other model
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