Xai grok-4 vs OpenAI: GPT-5.2 Pro

Compare these two models side-by-side to help you make the best choice for your needs

Xai grok-4

Premium

Description

xAI's latest and greatest flagship model, offering unparalleled performance in natural language, math and reasoning - the perfect jack of all trades.

Strengths

•Multimodal understanding with text and image support
•Large context window (256k tokens)

Best For

Image and document understanding

OpenAI: GPT-5.2 Pro

Premium

Description

GPT-5.2 Pro is OpenAI’s most advanced model, offering major improvements in agentic coding and long context performance over GPT-5 Pro. It is optimized for complex tasks that require step-by-step reasoning,...

Strengths

•Multimodal understanding with text and image support
•Large context window (400k tokens)

Best For

Image and document understanding

Feature	Xai grok-4	OpenAI: GPT-5.2 Pro
Provider	Requesty	OpenRouter
Context Length	`256,000 tokens`	`400,000 tokens`
Input Price	`$3.00/M`	`$21.00/M`
Output Price	`$15.00/M`	`$168.00/M`
Vision Support	Yes	Yes
Higher cost	Yes	Yes
Capabilities	VisionCachingTools	TextVision