Compare Codex for Chrome and Google Gemini - features, pricing, and which is better for your workflow.
What is Codex for Chrome?
OpenAI's Codex Chrome extension — let Codex work inside your browser on signed-in sites for research, form-filling, dashboards, and multi-step workflows.
Price: Free
Runs in parallel across tabs without taking over your active session
Acts on signed-in sites (Gmail, LinkedIn, Salesforce, internal tools)
Writes and runs code to navigate pages and complete tasks
Picks the best tool per step — plugins, in-app browser, or Chrome