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Grok 4 (Jul 2025)
xAI
•
Documentation
grok-4-0709
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Grok 4 pinned to the July 2025 release
Use this model with Aisle
Chat
Have natural conversations with the model in a familiar interface
Prompts
Automate tasks, share with your team, and deploy to chat
Playgrounds
Test prompt variants, model settings, and compare models side by side
Workflows
Chain prompts together for complex automation and outcomes
Context Window
256K
tokens
Max Output
131,072
tokens
Temperature
0 – 2
default: 1
Web Search
Available
Structured Output
Available
Supported File Formats
Images
JPEG
(20 MB)
PNG
(20 MB)
Documents
pdf
text
doc
xls
rtf
docx
xlsx
pptx
ppt
odt
odp
ods
Grok models require documents to be uploaded to xAI's Files API before use in chat. Files are stored for up to 30 days and are
not used for model training
under xAI's Enterprise API terms.
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