All Models
Grok 4.20 Reasoning
O-series reasoning model for hard analysis, math, coding, and planning
Available Providers (2)
| Provider | Model ID | Input Cost | Output Cost | Context | Max Output | Docs |
|---|---|---|---|---|---|---|
 LLM Gateway | vertex-openai/grok-4-20-reasoning | $1.25/MTok | $2.50/MTok | 2M | 30K | |
 Vercel AI Gateway | spacexai/grok-4.20-reasoning | $1.25/MTok | $2.50/MTok | 2M | 2M |
Capabilities
Reasoning
Tool Calling
Attachments
Open Weights
Structured Output