Claude 2.1 vs GPT-5.5 (High)

Claude 2.1 vs GPT-5.5 (High). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude 2.1Not ranked · benchmark data missing
Intelligence
5.60
Total cost
-
OpenAIGPT-5.5 (High)Off the frontier
Intelligence
37.00
Total cost
$3411
Verdict

Comparison incomplete

A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

MetricClaude 2.1GPT-5.5 (High)Difference
Intelligence (higher is better)5.637.0+560.7% GPT-5.5 (High) is 6.6× more intelligent
Total AA cost (lower is better)Not reported$3,410.76— not comparable
End-to-end time (lower is better)Not reported19.79s— not comparable
Price per 1M tokens (in / out)—$5.00 / $30.0
Input modalitiesTextText, Image
Open this matchup in the interactive pickerClaude 2.1: what beats itGPT-5.5 (High): what beats it
Matchup

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Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/claude-21/gpt-5-5-high · Markdown: /api/v1/compare/claude-21/gpt-5-5-high?format=md · llms.txt · agent skill