All Models

xAI Grok 4.1 Fast Reasoning

grok Reasoning Tool Calling
Providers 1
Released Nov 17, 2025
Input Modalities text, image
Output Modalities text
Tarsk Use coding

Benchmarks

38.6
Intelligence Index
30.9
Coding Index
89.3
Math Index

Available Providers (1)

Provider Model ID Input Cost Output Cost Context Max Output Docs
Helicone grok-4-1-fast-reasoning $0.20/MTok $0.50/MTok 2M 2M

Capabilities

Reasoning
Tool Calling
Attachments
Open Weights
Structured Output