Claude Opus 4 5 20251101vsClaude Opus 4 1 20250805 Thinking 16k

Claude Opus 4 5 20251101 leads the overall Podium Score by 1.0 points (73.0 vs 72.0).Category wins: Claude Opus 4 5 20251101 0 — 0 Claude Opus 4 1 20250805 Thinking 16k.Claude Opus 4 5 20251101 is the cheaper pick ($15/M vs $15/M per 1M output tokens). Claude Opus 4 5 20251101 is faster (50 t/s vs 50 t/s).

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MetricClaude Opus 4 5 20251101Claude Opus 4 1 20250805 Thinking 16k
Podium Score73.0 ▲72.0
Arena Elo——
Intelligence Index——
Coding——
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Long-context——
Output speed50 t/s50 t/s
Output price$15/M$15/M
Context window128K128K
Scores aggregated from five leaderboards on 2026-08-05. See Methodology. More head-to-heads: Claude Opus 4 5 20251101 vs Claude Mythos Preview · Claude Opus 4 5 20251101 vs Claude Fable 5 · Claude Opus 4 5 20251101 vs Kimi K3 · Claude Opus 4 5 20251101 vs Claude Opus 5