Evaluation

Round by round

Writing and analysis qualityClaude Cowork

Claude's prose and long-document reasoning lead.

Plugins and integrationsChatGPT Work

1,400+ plugins inside ChatGPT.

Publishing a simple siteChatGPT Work

ChatGPT Sites hosts lightweight apps.

Local filesClaude Cowork

Cowork works directly in local folders.

Usage capsTie

Both share 5-hour and weekly limits on lower plans.

Pick ChatGPT Work if

You live in ChatGPT and want broad plugins.

Pick Claude Cowork if

You produce long documents and analysis.