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Claude Opus 5.5 tops Image-to-WebDev Arena, Sonnet 5.5 close behind

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Arena says Claude Opus 5.5 (Max) ranks first on its Image-to-WebDev Arena with 1749 points, and Claude Sonnet 5.5 (xHigh) ranks second with 1740 points.

Both models sit on the Pareto frontier, and Opus 5.5 costs $16 per million blended input/output tokens, 60% less than GPT-6 Astra's $40 per million.

Sonnet 5.5 costs $8 per million tokens, 50% less than Opus, and Arena says Claude Haiku 5.5 will be evaluated next.

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Image-to-WebDev Arena update: Claude Opus 5.5 (Max) by @AnthropicAI takes the #1 spot with 1749 pts, with Claude Sonnet 5.5 (xHigh) just 9 pts behind at #2 with 1740 pts!

Both models also landed on the Pareto frontier! See their positioning on the visual in thread.

  • #1-ranked Claude Opus 5.5 (Max) has a blended input/output token price of $16/M. This is 60% lower than #3-ranked GPT-6 Astra at $40/M.
  • #2-ranked Claude Sonnet 5.5 (xHigh) costs $8/M, 50% less than Opus for a 9-point score gap. It also ranks one place above GPT-6 Astra (#3) while costing 80% less.

Stay tuned to see where Claude Haiku 5.5 lands in the Image-to-WebDev Arena!

The Image-to-WebDev Arena ranks AI models on their ability to generate websites from images and screenshots, alongside agentic coding workflows involving multi-step reasoning and tool use.

Source: Arena.ai · x.comPublished · added here

Topics

Anthropic / ClaudeAI codingMultimodal AIEvals & benchmarks

Tags

#OpenAI