Claude Fable 5vsClaude Fable 5.1

Claude Fable 5 leads the overall Podium Score by 5.0 points (93.4 vs 88.4).Category wins: Claude Fable 5 0 — 3 Claude Fable 5.1.Claude Fable 5.1 is the cheaper pick ($15/M vs $50/M per 1M output tokens). Claude Fable 5.1 is faster (85 t/s vs 71 t/s).

Key VerdictAggregated 2026 Benchmark Analysis

Claude Fable 5 is rated higher overall with a Podium Score of 93.4 (vs 88.4 for Claude Fable 5.1). In head-to-head domain evaluations, Claude Fable 5.1 outperforms in 3 of 7 benchmark categories.

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/M)
MetricClaude Fable 5Claude Fable 5.1
Podium Score93.4 ▲88.4
Arena Elo1509
Intelligence Index60.0
Coding84.195.5 ▲
Math
Reasoning81.092.0 ▲
Agentic96.2
Knowledge43.358.0 ▲
Multimodal62.0
Long-context99.2
Output speed71 t/s85 t/s ▲
Output price$50/M$15/M ▲
Context window1000K ▲500K
Scores aggregated from five independent leaderboards. See Methodology. More head-to-heads: Claude Fable 5 vs Claude Mythos · Claude Fable 5 vs GPT-6 Astra · Claude Fable 5 vs Kimi K3 · Claude Fable 5 vs Claude Opus 5
0 / 4