256K tokens
Context window
xAI Grok
Grok 4
Recent events, informal drafting
64K tokens
Max output
Paid
Cost
2025
Knowledge cutoff
text, image
Modalities
Last verified 20 May 2026 Pricing is deliberately not listed here - check the vendor's own page. Report a correction
What it tends to refuse
Refuses less than the others, on purpose. That helps and hurts.
On some surfaces it sees recent posts. Good for anything that happened this week, bad for anything that has to give the same answer tomorrow.