# Gemini 4 Carbon Tops AI Intelligence Index

> Google's Gemini 4 Carbon leads Artificial Analysis Intelligence Index v5 with 59 points, second only to Claude Opus 5.5.
- Title: Gemini 4 Carbon Tops AI Intelligence Index | Shortify
- Summary: Google's Gemini 4 Carbon leads Artificial Analysis Intelligence Index v5 with 59 points, second only to Claude Opus 5.5. Google's Gemini 4 Carbon scores 59…
- Keywords: gemini 4 carbon, artificial analysis intelligence index, claudia opus 5.5, coding agents, complex reasoning, scientific tasks, technology, startups, Gemini, Carbon, Tops, Intelligence
- Source: Artificialanalysis — https://artificialanalysis.ai/articles/gemini-4-carbon-new-number-1
- Published: 2026-10-28T00:00:00+00:00
- Read time: 1 min
- Topics: gemini 4 carbon, artificial analysis intelligence index, claudia opus 5.5, coding agents, complex reasoning, scientific tasks, technology, startups
## Gemini 4 Carbon Leads Intelligence Index
Gemini 4 Carbon scores 59 on Intelligence Index v5, leading in complex reasoning, knowledge, and scientific tasks.
## Second on Coding Agents Index
Gemini 4 Carbon scores 59 on Coding Agent Index, 3 points behind Claude Opus 5.5 with 62.
## Improved Agentic Knowledge Work
Gemini 4 Carbon scores 1609 Elo on AA-Briefcase, 126 points ahead of Gemini 4 Argon.
## Lower Cost per Task
Gemini 4 Carbon costs $7.76 per task, 23% less than Claude Opus 5.5's $10.04.
## High Accuracy, Low Hallucination
Gemini 4 Carbon scores 54 on AA-Omniscience v1.1, 6 points ahead of Claude Opus 5.5.
## Rollout Details
Gemini 4 Carbon is rolled out to selected users with 50% launch discount, no end date confirmed.
## Key takeaway

Google's Gemini 4 Carbon scores 59 on the Artificial Analysis Intelligence Index v5, leading in complex reasoning and scientific tasks but trailing Claude Opus 5.5 on coding agents.