Claude 4.5 Haiku (Reasoning) vs GPT-5.2 (Xhigh)

Claude 4.5 Haiku (Reasoning) vs GPT-5.2 (Xhigh). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

AnthropicClaude 4.5 Haiku (Reasoning)Off the frontier
Intelligence
16.90
Total cost
$594
OpenAIGPT-5.2 (Xhigh)Not ranked · benchmark data missing
Intelligence
30.40
Total cost
-
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 4.5 Haiku (Reasoning)GPT-5.2 (Xhigh)Difference
Intelligence (higher is better)16.930.4+79.9% GPT-5.2 (Xhigh) is 79.9% more intelligent
Total AA cost (lower is better)$594.08Not reported— not comparable
End-to-end time (lower is better)23.70s131.52s+454.9% GPT-5.2 (Xhigh) is 454.9% slower
Price per 1M tokens (in / out)$1.00 / $5.00$1.75 / $14.0
Input modalitiesText, ImageText, Image
Open this matchup in the interactive pickerClaude 4.5 Haiku (Reasoning): what beats itGPT-5.2 (Xhigh): 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-4-5-haiku-reasoning/gpt-5-2 · Markdown: /api/v1/compare/claude-4-5-haiku-reasoning/gpt-5-2?format=md · llms.txt · agent skill