Developers / Models
- Updated the models overview note to state the Grok 4.5 knowledge cutoff is February 1, 2026.
- Added a Knowledge cutoff row (February 1, 2026) to the Grok 4.5 model details table.
Developers / REST API (Chat / Responses)
- Documented
image_generation_calls(integer, required) — number of image generation calls — in the chat/response usage fields. - Expanded the documented
outputandtoolsarray type unions to include an additional object variant.
Other
- Minor typo fix in a reasoning example on the text reasoning capabilities page.
No pages were added or removed.