Grok 4.1 Fast (Reasoning)

grok-code-fast-1

Modalities

Input

text

Output

text

Pricing

Cost per 1 million tokens

Input

$0.24

Output

$1.8

Model Specs

Context Window

256,000

Max Output

128,000

Release Date

2025-08-28

Knowledge Cutoff

2023-10

Capabilities

Reasoning

Tool Calling

Vision

Last Updated: 2025-08-28

Provider: