Claude Fable 5.1 (Low, Default Fallback) vs Kimi K3.1 Pro
Which is better for the money: Claude Fable 5.1 (Low, Default Fallback) by Anthropic or Kimi K3.1 Pro by Kimi? Intelligence, total benchmark cost, and end-to-end time from Artificial Analysis & other sources, snapshot 2026-10-24.
Clear winner
Verdict
Pick Kimi K3.1 Pro
Kimi K3.1 Pro vs Claude Fable 5.1 (Low, Default Fallback): 17.7% more intelligence, 1.3% less cost to run the AA benchmark, and 307.6% slower end-to-end.
| Metric | Claude Fable 5.1 (Low, Default Fallback) | Kimi K3.1 Pro | Difference |
|---|---|---|---|
| Intelligence (higher is better) | 46.8 | 55.1 | +17.7% Kimi K3.1 Pro is 17.7% more intelligent |
| Total AA cost (lower is better) | $3,157.66 | $3,117.31 | −1.3% Kimi K3.1 Pro is 1.3% cheaper |
| End-to-end time (lower is better) | 10.46s | 42.64s | +307.6% Kimi K3.1 Pro is 307.6% slower |
| Price per 1M tokens (in / out) | $10.0 / $50.0 | $2.00 / $10.0 | |
| Input modalities | Text, Image | Text, Image |
Today's Pareto frontier
Against the frontier
- Claude Fable 5.1 (Low, Default Fallback) is off the frontier: at the same or lower cost, Kimi K3.1 Pro scores 55.10 for $3117.
- Kimi K3.1 Pro is on today's frontier: nothing is both smarter and cheaper.
Claude Fable 5.1 (Low, Default Fallback)Kimi K3.1 ProToday's Pareto frontierEvery other model
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