xAI

Headquarters: San Francisco, CA & Memphis, TN, USAFounded: 2023Official Website →

Creator of Grok 4, Grok 4.6, and Grok 3 powered by the Colossus supercluster.

Models by xAI (6)

xAI
API

Grok 4

Params
Multi-Trillion MoE
Context
1.0M
Speed
—
Release
Jun 2026
Pricing / 1M:$5.00/$20.00
View Specs
xAI
API

Grok 4.6

Params
Multi-Trillion MoE
Context
500k
Speed
—
Release
Aug 2026
Pricing / 1M:$2.00/$6.00
View Specs
xAI
API

Grok 3

Params
Multi-Trillion MoE
Context
1.0M
Speed
—
Release
Feb 2025
Pricing / 1M:$3.00/$15.00
View Specs