Head to head

Gemini 3 Flash Preview vs Grok 4.20 Multi-Agent

On a blended workload of one million input tokens and three million output tokens, Grok 4.20 Multi-Agent is 1.1× cheaper than Gemini 3 Flash Preview.

Gemini 3 Flash PreviewGrok 4.20 Multi-Agent
Provider Google xAI
Input / MTok $0.5 $1.25
Output / MTok $3 $2.5
Cache read / MTok $0.05
Context window 1,000,000
Blended 1M in + 3M out $9.50 $8.75
Status preview ga

Gemini 3 Flash Preview detail   Grok 4.20 Multi-Agent detail