Multimodal
venice
xai
zenmux
openrouter
Grok Family
Released: Nov 2025 Updated: Feb 2026

Grok 4.1 Fast

Grok 4.1 Fast is a Multimodal model.

Vision
Audio
Tool Use
Reasoning
Citations

Key Specs

Context
2M
Max Output
66k
Best Price (Input / Output)
$0.20 / $0.50 per 1M tokens
Chat with Model
Try on OpenRouter

Pricing Comparison

Provider Input (1M) Output (1M) Image (1k)
openrouter $0.20 $0.50 -
xai $0.20 $0.50 -
zenmux $0.20 $0.50 -
venice $0.50 $1.25 -

Prices are per 1 million tokens unless otherwise noted. Image pricing is per 1000 images if applicable.