Arena.ai(@arena):Big news: Claude Fable 5.2 (xHigh) by @AnthropicAI has landed #1 in the Code Arena: WebDev with 1832 pts. This update is up to 30% faster than Fable 5.1, and more cost efficient: $8/$40 per M tokens, down from $10/$50. This real-world performance puts it ahead of: - Claude Opus 5.5 (Max) at 1818 - Gemini 4 Carbon (High) at 1768 - GPT-6 Astra (Max) at 1767 Congrats to the @AnthropicAI team on this release! 👏 Stay tuned for Agent Arena scores.

Arena.ai

@arena

Where AI meets the real world. We measure and advance the frontier of AI through community-driven evaluation. We’re hiring →

Joined March 2023

224 Following 241.4K Followers

Arena.ai@arena

2026.11.09 23:52

Big news: Claude Fable 5.2 (xHigh) by @AnthropicAI has landed #1# in the Code Arena: WebDev with 1832 pts. This update is up to 30% faster than Fable 5.1, and more cost efficient: $8/$40 per M tokens, down from $10/$50. This real-world performance puts it ahead of: - Claude Opus 5.5 (Max) at 1818 - Gemini 4 Carbon (High) at 1768 - GPT-6 Astra (Max) at 1767 Congrats to the @AnthropicAI team on this release! 👏 Stay tuned for Agent Arena scores.