> ## Documentation Index
> Fetch the complete documentation index at: https://dub-mintlify-update-supabase-lead-tracking-guide-82850.mintlify.site/llms.txt
> Use this file to discover all available pages before exploring further.

# Upsert a link

> Upsert a link for the authenticated workspace by its URL. If a link with the same URL already exists, return it (or update it if there are any changes). Otherwise, a new link will be created.