Grok 4.5

Model

Frontier model for coding, agentic tasks and knowledge work, trained alongside Cursor.

Releases

Jul 28, 2026Grok 4.5 launches in GitHub CopilotGrok 4.5Partnership

Grok 4.5 became available to developers through GitHub Copilot.

Jul 22, 2026Grok 4.5 rolls out to web, X and mobile appsGrok 4.5 · 4.5Model update

SpaceXAI expanded Grok 4.5 availability across grok.com, X, iOS and Android.

Jul 16, 2026Grok 4.5 formally introducedGrok 4.5 · 4.5Model release

SpaceXAI introduced Grok 4.5 as its strongest model for coding, agentic tasks and knowledge work, trained alongside Cursor.

Jul 8, 2026Grok 4.5 becomes available on the APIGrok 4.5 · 4.5API release

SpaceXAI made Grok 4.5 available through the API for coding, agentic tasks and knowledge work.