MODEL SIGNAL · XAI
Grok 4.5
Grok 4.5 is xAI's flagship multimodal model, featuring a 500,000-token context window and advanced capabilities in coding, STEM, and general knowledge work.
CATEGORYMultimodal
CONTEXT500000
RELEASEDJuly 8, 2026
Key Features
- 500,000-token context window
- Multimodal processing capabilities
- Optimized for advanced coding and STEM reasoning
Read the Model Signal report →
The designed Model Signal report for Grok 4.5 is still in review. It will publish here after the fact and quality gates clear.