Catalogue
Models
376 models, cross-linked to hardware verdicts and live provider pricing.
5 models
Grok4 sizes here
Grok 4.5xAIxAI's top-tier chat model placed second on Arena Text, the independent human-preference board, in July 2026.Jul 2026—500K$2.00 / $6.00per 1Mvia OpenRouter—Grok 4.3xAIGrok 4.3 is xAI's proprietary flagship that handles text, images and files with a one-million-token request limit.Apr 2026—1M$1.25 / $2.50per 1Mvia OpenRouter—Grok 4.20 Multi-AgentxAIGrok 4.20 Multi-Agent is xAI's proprietary flagship that handles text, images and files with a two-million-token request limit.Mar 2026—2M$1.25 / $2.50per 1Mvia OpenRouter—Grok 4.20xAIGrok 4.20 is xAI's flagship hosted model that accepts text, images and files across a two-million-token request limit.Mar 2026—2M$1.25 / $2.50per 1Mvia OpenRouter—Grok Build 0.1xAIGrok Build 0.1 is a hosted-only text, image and file model from xAI with a 256,000-token request limit and a mid-tier coding and reasoning profile.May 2026—256K$1.00 / $2.00per 1Mvia OpenRouter—