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Validate screenshot dimensions automatically

Send an asset reference and required size, then get a clear pass or review result.

Trigger

Webhook received

Notis starts this workflow when an external tool or custom backend sends an HTTP request.

Action

Get Screenshot Metadata

Tool to retrieve metadata for a previously captured screenshot. use when you need details like file size and dimensions after capture.

Why this helps

Incorrect image sizes are often discovered only after assets reach a publishing workflow.

  • Catch sizing problems earlier
  • Produce concise validation reports
  • Keep asset checks repeatable

Setup

Build it in a few focused steps.

  • 1Connect Apiflash once in Notis.
  • 2Create an automation that retrieves screenshot metadata and compares it with requirements supplied in the webhook.
  • 3Choose a Notis webhook trigger.
  • 4Choose a report destination and test with one screenshot reference and its required dimensions.

Questions about this workflow

Where do required dimensions come from?

They must be supplied in the webhook payload or included in the automation instruction.

Does this modify the screenshot?

No, it only retrieves metadata and reports the comparison.

When this happens · Trigger

Do this · Action

Supported Triggers and Actions

Notis builds workflows that link Timelinesai to Apiflash. A trigger fires from one place; an action lands in another.

Timelinesai triggers

Apiflash actions

Recurring trigger

Notis starts this workflow on a schedule, such as daily, weekly, or during business hours.

TriggerScheduled

Batch Capture Screenshots

Tool to capture screenshots for multiple urls in a single request. use when you have a list of pages to snapshot in batch.

ActionInstant

Webhook trigger

Notis starts this workflow when an external tool or custom backend sends an HTTP request.

TriggerInstant

Capture Website Screenshot (POST)

Tool to capture a screenshot of a website via http post. use when you need to post form data parameters.

ActionInstant

New WhatsApp Message Received

Polling trigger that monitors for new messages received in TimelinesAI WhatsApp chats.

TriggerPolling

Get Quota Information

Tool to retrieve current api quota usage and limits. use after authentication to monitor usage and reset times.

ActionInstant

Get Screenshot Metadata

Tool to retrieve metadata for a previously captured screenshot. use when you need details like file size and dimensions after capture.

ActionInstant

Connect any two apps with Notis in the middle.

Timelinesai and Apiflash, or any other combination from 1,000+ integrations.

When this happens · Trigger

Do this · Action

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