GPT-5.2 (Xhigh) vs GPT-5.5 Instant (June 2026)

GPT-5.2 (Xhigh) vs GPT-5.5 Instant (June 2026). A reliable intelligence-versus-cost verdict requires both models' intelligence scores and benchmark-run costs. Missing data is not a performance verdict.

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.

MetricGPT-5.2 (Xhigh)GPT-5.5 Instant (June 2026)Difference
Intelligence (higher is better)30.426.0−14.5% GPT-5.5 Instant (June… is 14.5% less intelligent
Total AA cost (lower is better)Not reported$1,184.34— not comparable
End-to-end time (lower is better)130.91s16.68s−87.3% GPT-5.5 Instant (June… is 87.3% faster
Price per 1M tokens (in / out)$1.75 / $14.0$5.00 / $30.0
Input modalitiesText, ImageText, Image
Matchup

Compare something else

Agents: Accept: text/markdown or ?format=md returns this page as Markdown. JSON: /api/v1/compare/gpt-5-2/gpt-5-5-instant-06-26 · Markdown: /api/v1/compare/gpt-5-2/gpt-5-5-instant-06-26?format=md · llms.txt · agent skill