Head to head

Gemma 4 31B IT vs GPT-5.6 Luna

On a blended workload of one million input tokens and three million output tokens, Gemma 4 31B IT is 1.2× cheaper than GPT-5.6 Luna.

Gemma 4 31B ITGPT-5.6 Luna
Provider Together AI OpenAI
Input / MTok $0.39 $0.2
Output / MTok $0.97 $1.2
Cache read / MTok $0.02
Context window 262,144
Blended 1M in + 3M out $3.30 $3.80
Status ga ga

Gemma 4 31B IT detail   GPT-5.6 Luna detail