Claude Opus 5vsGPT-5.6 Sol

Claude Opus 5 leads the overall Podium Score by 0.6 points (81.4 vs 80.8).Category wins: Claude Opus 5 2 — 2 GPT-5.6 Sol.Claude Opus 5 is the cheaper pick ($25/M vs $30/M per 1M output tokens). GPT-5.6 Sol is faster (72 t/s vs 60 t/s).

MetricClaude Opus 5GPT-5.6 Sol
Podium Score81.4 ▲80.8
Arena Elo1492 ▲1483
Intelligence Index61.0 ▲59.0
Coding70.4 ▲64.8
Math70.7
Reasoning82.387.6 ▲
Agentic33.9
Knowledge37.1 ▲22.0
Multimodal97.4
Long-context99.2100.0 ▲
Output speed60 t/s72 t/s ▲
Output price$25/M ▲$30/M
Context window1000K1100K ▲
Scores aggregated from five leaderboards on 2026-08-05. See Methodology. More head-to-heads: Claude Opus 5 vs Claude Mythos Preview · Claude Opus 5 vs Claude Fable 5 · Claude Opus 5 vs Kimi K3 · Claude Opus 5 vs Qwen3.8 Max