xAI models

xAI's Grok models are trained with an emphasis on reasoning and up-to-date knowledge. Zeplik carries the Grok 4.x generation, including the flagship Grok 4.5 and the coding-focused Grok Build.

All 5 xAI models

Pricing at a glance

ModelContextInput cr/MOutput cr/MReleased
Grok 4.5500K22.066.0July 2026
Grok Build 0.1256K11.022.0May 2026
Grok 4.31M13.827.5April 2026
Grok 4.20 Multi-Agent2M13.827.5March 2026
Grok 4.202M13.827.5March 2026

Other providers

xAI Models - Pricing, Context and Capabilities | Zeplik Chat