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GPT-5.2 (xhigh)

New in 2026

Developed by OpenAI

API Pricing (per 1M tokens)

Input$1.75
Output$14.00

Intelligence Benchmarks

MMLU Pro87.4%
GPQA90.3%
Intelligence Index51.2
LivebenchN/A

Technical Specifications

Context Window400K Tokens
Vision SupportYes
Tokens per Second87
Time to First Token (s)38.29
Modalities
textimagefile->text
GPT-5.2 (xhigh) Pricing, Context Window, and Benchmarks 2026