Arena.ai reports Claude Fable 5.1 (Max) takes #1 on Code Arena: WebDev at 1765 pts—up from Fable 5 (Max) at #8 / 1628 (+137 overall)—and leads Qwen3.8-Max-0902 by ~77 pts. It ranks #1 in five of six domains with large gains in Gaming, Simulations, and Reference-Based Design, and at ~$40/MToken reshapes the higher-price Pareto frontier.

Key Takeaways

  • ✓Overall: WebDev 1765 #1 vs Fable 5 Max 1628/#8 (+137); ~77 pts over #2.
  • ✓Domains: #1 in five of six; Gaming +234, Simulations +196, Reference-Based Design +160.
  • ✓Cost: ~$40/MToken, lifting the higher-price Pareto performance bar.
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Key Decision Metrics at a Glance

TL;DR Verdict
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Cost: ~$40/MToken, lifting the higher-price Pareto performance bar.
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🛠️ Ecosystem & IDERules
Claude Fable 5.1 · LMArena · Code Arena
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Up NextLMArena: Fable 5.1 (Max) leads five of six WebDev domains; Gaming +234 pts
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