Grok 3 Mini

xAIFast

Lightweight reasoning model from xAI. Fast chain-of-thought at lower cost.

Pricing

Input (per 1M tokens)
$0.30
Output (per 1M tokens)
$0.50

Cost Examples

ScenarioCost
100 chat messages (500 in / 200 out each)$0.0250
1K API calls (2K in / 500 out each)$0.8500
10K short requests (200 in / 100 out each)$1.1000
1M tokens input + 100K output$0.3500

Capabilities

Context Window
131K
Max Output
16K
Speed
100 tok/s
Released
2025-02-17
YesVision
YesTool Use
YesStreaming
YesJSON Mode

API Details

Model IDgrok-3-mini
API Endpointhttps://api.x.ai/v1/chat/completions
Last Updated2026-04-12

Other xAI Models

Grok 3Flagship
$3.00 in / $15.00 out per 1M tokens
Open Cost Calculatorto compare Grok 3 Mini costs with other models