Models
Playground
Chat
Docs
Grok 4.5
Chat Completions
grok-4.5
by
xAI
|
Created Jul 8, 2026
|
500k context
Chat Completions
Compare
Try In Playground
Grok 4.5 is a model from SpaceXAI with frontier performance on coding, knowledge work, and STEM.
Overview
Specifications
Activity
Performance
Uptime
Examples
API Reference
Compare
Try In Playground
Grok 4.5 Chat Completions API – Uptime History & Status
Try In Playground
Try In Playground
Uptime
Reliability over the last 7 days
100.00%
75.00%
50.00%
25.00%
0.00%
