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Review image text when event details change

A changed event can be a useful cue to reread the text in its supplied visual reference.

Trigger

Event Updated

Triggers when an existing Google Calendar event is modified. Returns the event ID, change type, and the specific fields that changed with their previous and new values.

Action

ASTICA_READ_TEXT

Tool to perform ocr on an image to extract text. use when you need to read raw text from images after confirming the image source.

Why this helps

Event details change, but relevant information remains buried in an image that is awkward to reread.

  • Extract text from a confirmed image source after an event update
  • Make visual references easier to search and review
  • Reduce manual copying of image text

Setup

Build it in a few focused steps.

  • 1Connect Google Calendar and Astica AI once in the Notis portal.
  • 2Create an automation and describe the image text extraction outcome in one instruction.
  • 3Pick Event Updated as the trigger.
  • 4Choose where run reports go, then test with one updated event and a confirmed image source.

Questions about this workflow

Does this run for every type of event update?

It runs when the Event Updated trigger fires. The trigger provides the event ID, change type, and fields changed.

Does the event update provide the image automatically?

No. Supply a confirmed image source in the information available to Notis; the event update does not guarantee an image.

When this happens · Trigger

Do this · Action

Supported Triggers and Actions

Notis builds workflows that link Google Calendar to Astica ai. A trigger fires from one place; an action lands in another.

Google Calendar triggers

Astica ai actions

Recurring trigger

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

TriggerScheduled

Analyze Audio

Tool to analyze audio input for transcription. use when you need to convert an audio url or base64 string to text.

ActionInstant

Webhook trigger

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

TriggerInstant

ASTICA_READ_TEXT

Tool to perform ocr on an image to extract text. use when you need to read raw text from images after confirming the image source.

ActionInstant

Attendee Response Changed

Polling trigger that fires when any attendee's RSVP changes to accepted, declined, or tentative. Returns attendee info and current status.

TriggerPolling

Event Canceled or Deleted

Triggers when a Google Calendar event is cancelled or deleted. Returns minimal data: event_id, summary (if available), and cancellation timestamp.

TriggerPolling

Event Starting Soon

Triggers when a calendar event is within a configured number of minutes from starting. Returns event details, time remaining, attendees, and join links when available.

TriggerPolling

Calendar Event Changes

**SOON TO BE DEPRECATED** - Use Calendar Event Sync (polling trigger) instead. Real-time webhook trigger for calendar event changes. Returns event metadata only. For full event data, use Calendar Event Sync (polling trigger).

TriggerInstant

Event Created

Polling trigger that fires when a new calendar event is created. Returns event ID, summary, start/end times, and organizer info.

TriggerPolling

Calendar Event Sync

Polling trigger that returns full event data including details, attendees, and metadata. For real-time notifications with basic info, use Calendar Event Changes (webhook).

TriggerPolling

Connect any two apps with Notis in the middle.

Google Calendar and Astica ai, or any other combination from 1,000+ integrations.

When this happens · Trigger

Do this · Action

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