Grok 4.5
xAI · Grok 4 · context window 500,000 tokens.
Pricing (per 1M tokens)
Input$2.00
Output$6.00
Specifications
Context window500,000 tokens
Modalitiestext
VisionYes
Tool useYes
ReasoningYes
Prompt cachingYes
Estimate cost with Grok 4.5
Compare Grok 4.5 with
Source: xAI official API pricing. Last verified 2026-07-10.