GitHub Copilot vs Google Duet AI

Side-by-side from the Top 11 ranking of The 11 Best AI Coding Assistants (2026). Last verified May 31, 2026.

The short answer

GitHub Copilot ranks higher on Top 11 (#1 vs #8) for Software engineers and engineering leaders choosing AI pair-programmers. The market leader with best-in-class code generation, features, and IDE support.

At a glance

GitHub CopilotGoogle Duet AI
Top 11 rank#1 / The 11 Best AI Coding Assistants (2026)#8 / The 11 Best AI Coding Assistants (2026)
Score (out of 9.4)9.27.7
Best forBest overall code qualityBest for Google Cloud users
Pricing$ ($10 to $39/mo)$$ ($19 to custom/mo)
HQSan Francisco, USAMountain View, USA
Founded20212023

GitHub Copilot

The market leader with best-in-class code generation, features, and IDE support.

github.com/features/copilot

See full entry in The 11 Best AI Coding Assistants (2026)

Google Duet AI

A secure and capable assistant for developers building on Google Cloud.

cloud.google.com/duet-ai

See full entry in The 11 Best AI Coding Assistants (2026)

Methodology and scoring weights live at /methodology. No vendor pays for placement — see about.