Grok 4.6
xAI · xAI's frontier model for long-running agents, coding, knowledge work, and visual projects
Key facts
- Provider
- xAI
- Context window
- 500K tokens
- Max output
- 500K tokens
- Input price
- $2 / M tok
- Output price
- $6 / M tok
- Knowledge cutoff
- Feb 1, 2026
- Released
- Aug 12, 2026
- License
- —
Capabilities
ReasoningTool callingStructured outputFile attachmentsTemperature controlOpen weights
Reasoning options
- effort low · medium · high · xhigh
Pricing
USD per million tokens, list API rates.
- Input
- $2
- Output
- $6
- Cache read
- $0.5
- Cache write
- —
Modalities
- Input
- Text, Image, Pdf
- Output
- Text