GPT-5.6 Terra (xhigh)

by OpenAI | Rank #13 of 570 | Proprietary

INTELLIGENCE
51.6
Input Price
$2.50
per 1M tokens
Output Price
$15.00
per 1M tokens
Speed
129.4 tok/s
output tokens/sec
Latency (TTFT)
4.86s
time to first token

Benchmark Scores

Intelligence Index51.6
Coding Index70.6
GPQA Diamond90.8%

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