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GPT-5 (ChatGPT)

New in 2026

Developed by OpenAI

API Pricing (per 1M tokens)

Input$1.25
Output$10.00

Intelligence Benchmarks

MMLU Pro82.0%
GPQA68.6%
Intelligence Index21.8
LivebenchN/A

Technical Specifications

Context Window400K Tokens
Vision SupportYes
Tokens per Second202
Time to First Token (s)0.48
Modalities
textimagefile->text