xAI

Grok 4

Name: Grok 4 API
Brand: xAI
Availability: OutOfStock

Full Grok 4 — 256k context, 2M with reasoning, distinct voice.

Not currently offered on Token Harbor.

Grok 4.5 is live — same family, currently served and priced.

Model IDgrok-4

Typechat

Context window256,000 tokens

Maximum output tokens—

Input—

Output—

CapabilitiesReasoning, Long context

Modalitiestext