Grok 4

by xAI

Premium

Complex reasoning, large context, state-of-the-art performance

Pricing

Input

$3.00

per 1M tokens

Output

$15.00

per 1M tokens

Cached

$0.75

per 1M tokens

Note: Released Aug 2025. Knowledge cutoff: Nov 2024

Context & Output

Context Window128K tokens

Max Output32K tokens

Latency

Fast

Capabilities

Multimodal

Streaming

Function Calling

Prompt Caching

Key Strengths

What makes this model stand out

Real-time web search

Trained on Colossus

Multimodal

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