Grok 4.5
The spec sheet
Figures as the maker publishes them.
Price
- Input, per 1M tokens
- $2
- Output, per 1M tokens
- $6
Memory
- Context window
- 500K tokens
- Longest answer
- 450K tokens
Abilities
- Reasoning
- Yes
- Reads images
- Yes
- Calls tools
- Yes
- Takes in
- text, image, file
- Gives back
- text
The model
- Lab
- SpaceXAI
- Model id
- x-ai/grok-4.5
- Released
- 8 Jul 2026
- Open weights
- No
