Claude Fable 5.1vsClaude Opus 4 6 Thinking
Claude Fable 5.1 leads the overall Podium Score by 13.4 points (88.4 vs 75.0).Category wins: Claude Fable 5.1 0 — 0 Claude Opus 4 6 Thinking.Claude Fable 5.1 is the cheaper pick ($15/M vs $15/M per 1M output tokens). Claude Fable 5.1 is faster (85 t/s vs 50 t/s).
Key VerdictAggregated 2026 Benchmark Analysis
Claude Fable 5.1 is rated higher overall with a Podium Score of 88.4 (vs 75.0 for Claude Opus 4 6 Thinking). Both models show closely matched capabilities across domain benchmarks.
Coding & Engineering
Comparable
Inference Speed
Claude Fable 5.1 (85 t/s)
Cost Efficiency
Claude Fable 5.1 ($15/M/M)
| Metric | Claude Fable 5.1 | Claude Opus 4 6 Thinking |
|---|---|---|
| Podium Score | 88.4 ▲ | 75.0 |
| Arena Elo | — | — |
| Intelligence Index | — | — |
| Coding | 95.5 | — |
| Math | — | — |
| Reasoning | 92.0 | — |
| Agentic | — | — |
| Knowledge | 58.0 | — |
| Multimodal | 62.0 | — |
| Long-context | — | — |
| Output speed | 85 t/s ▲ | 50 t/s |
| Output price | $15/M | $15/M |
| Context window | 500K ▲ | 128K |
Scores aggregated from five independent leaderboards. See Methodology. More head-to-heads: Claude Fable 5.1 vs Claude Mythos · Claude Fable 5.1 vs Claude Fable 5 · Claude Fable 5.1 vs GPT-6 Astra · Claude Fable 5.1 vs Kimi K3