Claude Fable 5.2 (Low, Default Fallback) vs GLM-5.3 (Max)
Which is better for the money: Claude Fable 5.2 (Low, Default Fallback) by Anthropic or GLM-5.3 (Max) by Z AI? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-11-10.
Clear winner
Verdict
Pick Claude Fable 5.2 (Low, Default Fallback)
GLM-5.3 (Max) vs Claude Fable 5.2 (Low, Default Fallback): 41.2% less intelligence, 22.1% more cost to run the AA benchmark, and 17.4% slower end-to-end.
| Metric | Claude Fable 5.2 (Low, Default Fallback) | GLM-5.3 (Max) | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 53.9 | 31.7 | −41.2% GLM-5.3 (Max) is 41.2% less intelligent |
| Total AA cost (lower is better) | $2,861.78 | $3,495.62 | +22.1% GLM-5.3 (Max) is 22.1% more expensive |
| End-to-end time (lower is better) | 24.94s | 29.27s | +17.4% GLM-5.3 (Max) is 17.4% slower |
| Price per 1M tokens (in / out) | $8.00 / $40.0 | $1.40 / $4.40 | |
| Input modalities | Text, Image | Text |
Today's Pareto frontier
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.
- GLM-5.3 (Max) is off the frontier: at the same or lower cost, Claude Fable 5.2 (Medium, Default Fallback) scores 56.40 for $3360.
Claude Fable 5.2 (Low, Default Fallback)GLM-5.3 (Max)Today's Pareto frontierOpen-weights frontierEvery other model
Matchup
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