Grok

7 releases between February 2025 and August 2026.

Nothing is filed here yet. The releases below carry the name; the entries arrive as the years around them are written.

Releases

Date Release Maker Kind What it was
2026
Grok 4.6 xAI model Flagship model with a 500,000-token context window, at $2 and $6 per million tokens.
Grok Build xAI product, open weights Open-sourced under the Apache License after a data-handling controversy.
Grok 4.5 xAI model Released through Grok Build, the Cursor editor and the xAI API.
Grok Build (SWE-bench update) xAI product Scored 70.8% on SWE-bench Verified.
2025
Grok Imagine xAI product Image and video generation tool released with a permissive “spicy mode.”
Grok 4 xAI model Generalist and code-specialized variants with a 256,000-token context window.
Grok 3 xAI model Reasoning model with a “DeepSearch” agent mode, trained on the Colossus supercluster.