You can purge a single image through the dashboard or call API to clear the cache.
Dashboard• Login to your Gumlet account.
• Click on the dropdown menu Image on the left side of your dashboard.
• Select Purge Cache.
Note:
• Create a source before jumping to Purge Cache.
• Click on Create New Source and fill in the required data.
• Select the platform of your choice or as per need and move to the Next Step.
• Click on Create Source and now jump to Purge Cache.
For more: Cache Infrastructure.
APIUsing an API for Purge, please follow this guide: Purge Cache