OpenRouter model
SpaceXAI: Grok 4.5
Grok 4.5 is a model from SpaceXAI with frontier performance on coding, knowledge work, and STEM.
- Provider
- OpenRouter
- Availability
- Available
- Model ID
- x-ai/grok-4.5
- Snapshot
- 2026-08-28
SpaceXAI: Grok 4.5 model overview
SpaceXAI: Grok 4.5 is listed in the public Swarm catalog through OpenRouter. This page summarizes the verified catalog fields used by Swarm without claiming real-time access for every provider account.
- Provider
- OpenRouter
- Family
- OpenRouter
- Context window
- 500K tokens
- Thinking support
- low · medium · high
- Availability status
- Available
- Catalog ID
- openrouter/x-ai/grok-4.5
Public catalog snapshot. Catalog availability is not a real-time provider status or an access guarantee.