Gemini 3.1 Pro vs GPT-5.6 Luna
Gemini 3.1 Pro vs GPT-5.6 Luna compared on intelligence, speed, and cost. Try both models on Zo, the always-on AI computer that does real work for you.
Intelligence
Gemini 3.1 Pro is smartervs
Speed
Tievs
Cost
Tievs
How to read this
Intelligence comes from SWE-bench Verified, the coding benchmark used by the model picker. Speed means the model is fast enough for the picker threshold. Cost shows the relative tier across Zo models: green is cheaper, amber is pricier.
Model details
1M tokens
Context
1.1M tokens
Jan 2025
Knowledge
Feb 2026
Nov 2025
Released
Jul 2026
$2.00/1M
Input
$1.00/1M
$12.00/1M
Output
$6.00/1M
Both Gemini 3.1 Pro and GPT-5.6 Luna are available on Zo Computer. Try them both to see which one works best for your use case.