Grok 4 vs GPT-4o mini

Detailed comparison of capabilities, features, and performance.

Grok 4

Grok 4

xAI
VS
GPT-4o mini

GPT-4o mini

OpenAI
Feature Grok 4 GPT-4o mini
AI Lab xAI OpenAI
Context Size 256,000 tokens 128,000 tokens
Max Output Size 8,000 tokens 16,384 tokens
Frontier Model Yes No
Vision Support Yes Yes
Description xAI's flagship enterprise model (256k context). Excels at data extraction, coding, summarization. OpenAI's affordable and intelligent small model for fast lightweight tasks

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