GitHub Copilot Chat vs Codex – OpenAI’s coding agent

Adoption and growth comparison · shareable link

Growth comparisons appear once each plugin has a reliable 7- or 30-day baseline.

GitHub Copilot Chat vs Codex – OpenAI’s coding agent: installs compared over last 90 days.

Comparison of GitHub Copilot Chat, Codex – OpenAI’s coding agent
Plugin	Metric	Current	7d	30d	Daily rate (30d)	Rank	Rating	Ratings / day	Updated
GitHub Copilot ChatVS Code Marketplace	Installs	78,912,812	—	—	—	#9	2.8	—	Fresh · Oct 22, 2026
Codex – OpenAI’s coding agentVS Code Marketplace	Installs	15,796,830	—	—	—	#68	2.9	—	Fresh · Oct 22, 2026