# Gemini 3 Pro vs GPT-5.6 Luna

As of Oct 15, 2026, Gemini 3 Pro leads GPT-5.6 Luna in 4 of 5 shared categories: General LLM, Reasoning, Long context, and Factuality.

Gemini 3 Pro: price per 1M tokens is unset in the catalog.

GPT-5.6 Luna: $0.44999999999999996 per 1M blended tokens.

Gemini 3 Pro: closed weights.

GPT-5.6 Luna: closed weights.

- Which to pick, General LLM: As of Oct 15, 2026, Gemini 3 Pro leads GPT-5.6 Luna in General LLM at #16 against #66.
- Which to pick, Reasoning: As of Oct 15, 2026, Gemini 3 Pro leads GPT-5.6 Luna in Reasoning at #23 against #69.
- Which to pick, Coding › Web dev: As of Oct 15, 2026, GPT-5.6 Luna leads Gemini 3 Pro in Coding › Web dev at #46 against #65.
- Which to pick, Long context: As of Oct 15, 2026, Gemini 3 Pro leads GPT-5.6 Luna in Long context at #24 against #80.
- Which to pick, Factuality: As of Oct 15, 2026, Gemini 3 Pro leads GPT-5.6 Luna in Factuality at #10 against #39.

As of Oct 15, 2026, Gemini 3 Pro is a former state-of-the-art holder in General LLM (since Nov 17, 2025; sources LMArena Text (style-controlled, overall); methodology v1.0).

As of Oct 15, 2026, GPT-5.6 Luna is ranked #16 in Coding (since Oct 15, 2026; sources Terminal-Bench 4.0; methodology v1.0).