GPT-5.5 (medium)

by OpenAI | Rank #17 of 570 | Proprietary

INTELLIGENCE
50.4
Input Price
$5.00
per 1M tokens
Output Price
$30.00
per 1M tokens
Speed
61.0 tok/s
output tokens/sec
Latency (TTFT)
4.57s
time to first token

Benchmark Scores

Intelligence Index50.4
Coding Index71.5
GPQA Diamond92.6%

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Benchmark and pricing data provided by Artificial Analysis. Updated hourly. Last checked: 2026-07-10