Claude Fable 5.2 (Max, Default Fallback) vs GPT-6 Astra (Max)
Which is better for the money: Claude Fable 5.2 (Max, Default Fallback) by Anthropic or GPT-6 Astra (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 (Max, Default Fallback) scores 7.7 points higher (64.6 vs 56.9) but costs 3.9× as much to run the benchmark ($22191 vs $5661; both flagship class). They are not alternatives at one budget: pick Claude Fable 5.2 (Max, Default Fallback) when you need intelligence above 56.9, and GPT-6 Astra (Max) when 56.9 is enough.
| Metric | Claude Fable 5.2 (Max, Default Fallback) | GPT-6 Astra (Max) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 64.6 | 56.9 | −11.9% GPT-6 Astra (Max) is 11.9% less intelligent |
| Total AA cost (lower is better) | $22,191.42 | $5,661.18 | −74.5% GPT-6 Astra (Max) is 74.5% cheaper |
| End-to-end time (lower is better) | 258.66s | 313.13s | +21.1% GPT-6 Astra (Max) is 21.1% slower |
| Price per 1M tokens (in / out) | $8.00 / $40.0 | $10.0 / $50.0 | |
| Input modalities | Text, Image | Text, Image |
GPT-6 Astra (Max) vs Claude Fable 5.2 (Max, Default Fallback): 11.9% less intelligence, 74.5% less cost to run the AA benchmark, and 21.1% slower 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.
- GPT-6 Astra (Max) 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 (Max, Default Fallback)GPT-6 Astra (Max)Today's Pareto frontierEvery other model
Matchup
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