Compare AI Models

Comparing the specifications and intelligence benchmarks for GPT-5.1 (Non-reasoning), GPT-5.2 (xhigh).

Model	Intelligence	MMLU Pro	Context	GPQA	TTFT (s)	Speed (T/s)	Input Price (1M)	Output Price (1M)
GPT-5.1 (Non-reasoning) OpenAI	27.4	80.1%	-	64.3%	0.64	91	$1.25	$10.00
GPT-5.2 (xhigh) OpenAI	51.3	87.4%	-	90.3%	123.82	67	$1.75	$14.00

GPT-5.1 (Non-reasoning) vs GPT-5.2 (xhigh) Comparison 2026: Pricing & Benchmarks