Claude Fable 5vsKimi K3

Claude Fable 5 leads the overall Podium Score by 10.1 points (93.4 vs 83.3).Category wins: Claude Fable 5 2 — 2 Kimi K3.Kimi K3 is the cheaper pick ($15/M vs $50/M per 1M output tokens). Claude Fable 5 is faster (71 t/s vs 37 t/s).

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MetricClaude Fable 5Kimi K3
Podium Score93.4 ▲83.3
Arena Elo1509 ▲1485
Intelligence Index60.0 ▲57.0
Coding84.1 ▲61.5
Math—70.9
Reasoning81.086.5 ▲
Agentic96.2100.0 ▲
Knowledge43.3 ▲19.7
Multimodal—83.5
Long-context99.299.2
Output speed71 t/s ▲37 t/s
Output price$50/M$15/M ▲
Context window1000K1000K
Scores aggregated from five leaderboards on 2026-08-05. See Methodology. More head-to-heads: Claude Fable 5 vs Claude Mythos Preview · Claude Fable 5 vs Claude Opus 5 · Claude Fable 5 vs GPT-5.6 Sol · Claude Fable 5 vs Qwen3.8 Max