Kimi K3.1 ProvsClaude Fable 5.1

Kimi K3.1 Pro leads the overall Podium Score by 5.8 points (94.2 vs 88.4).Category wins: Kimi K3.1 Pro 2 — 2 Claude Fable 5.1.Claude Fable 5.1 is the cheaper pick ($15/M vs $20/M per 1M output tokens). Claude Fable 5.1 is faster (85 t/s vs 45 t/s).

Open in Compare Tool →View Kimi K3.1 ProView Claude Fable 5.1
Kimi K3.1 ProDrag slider or hover to compareClaude Fable 5.1
Claude Fable 5.1
88.4
Coding: 95.5 · Speed: 85 t/s
Output Price: $15/M
Kimi K3.1 Pro
94.2
Coding: 72.0 · Speed: 45 t/s
Output Price: $20/M
Quick VerdictAggregated 2026 Benchmark Analysis

Kimi K3.1 Pro is rated higher overall with a Podium Score of 94.2 (vs 88.4 for Claude Fable 5.1). Both models show closely matched capabilities across domain benchmarks.

Coding & Engineering
Claude Fable 5.1 (95.5)
Inference Speed
Claude Fable 5.1 (85 t/s)
Cost Efficiency
Claude Fable 5.1 ($15/M)
API Price / 1M (in · out)
Kimi K3.1 Pro $4/M · $20/M — Claude Fable 5.1 $3/M · $15/M

Choose Kimi K3.1 Pro for complex reasoning and analysis, and Claude Fable 5.1 for coding and software engineering.

MetricKimi K3.1 ProClaude Fable 5.1
Podium Score94.2 ▲88.4
Arena Elo1490—
Intelligence Index68.0—
Coding72.095.5 ▲
Math95.0—
Reasoning98.0 ▲92.0
Agentic82.0—
Knowledge45.058.0 ▲
Multimodal96.0 ▲62.0
Long-context100.0—
Output speed45 t/s85 t/s ▲
Output price$20/M$15/M ▲
Context window1000K ▲500K
Scores aggregated from five independent leaderboards. See Methodology. More head-to-heads: Kimi K3.1 Pro vs Claude Mythos · Kimi K3.1 Pro vs Claude 5.5 Sonnet · Kimi K3.1 Pro vs Eleven Multilingual v3 · Kimi K3.1 Pro vs FLUX.2 Pro
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