# What format does the API accept for the "ExpiresAt" variable? | Link Expiration through API

Copy for LLM[View as Markdown](</articles/api-reference/Technical questions/what-format-does-the-api-accept-for-the-expiresat-variable-or-link-expiration-through-api.md>)

You need to provide expiresAt in milliseconds since the epoch began. You need to multiply your value by 1000.