Compare AI Models

Comparing the specifications and intelligence benchmarks for xAI: Grok 3, xAI: Grok 4.20 Multi-Agent Beta.

Model	Intelligence	MMLU Pro	Context	GPQA	TTFT (s)	Speed (T/s)	Input Price (1M)	Output Price (1M)
xAI: Grok 3 x-ai	25.2	79.9%	131K	69.3%	0.37	89	$3.00	$15.00
xAI: Grok 4.20 Multi-Agent Beta x-ai	-	-	2000K	-	-	-	$2.00	$6.00

xAI: Grok 3 vs xAI: Grok 4.20 Multi-Agent Beta Comparison 2026: Pricing & Benchmarks