Outlook Calendar Event Updated to Claude Create Message (with Attachments)

Outlook Calendar
Claude

How this workflow works

Step 1

Event Updated•Outlook Calendar

Monitors a specific calendar and triggers a workflow whenever an existing event is modified.

Step 2

Create Message (with Attachments)•Claude

Sends a prompt to a Claude model along with zero or more attachments — images (PNG/JPEG/GIF/WEBP), PDFs, or plain text/CSV/JSON/Markdown files — supplied as a Base64 string, a Base64 array, an attachment object, or a URL array. Attachments are normalized into Claude's Messages API content blocks automatically. Claude's API does not accept Word/Excel/PowerPoint files directly; convert these to PDF first.

Outlook Calendar

Event Updated

Outlook Calendar

Trigger
Claude

Create Message (with Attachments)

Claude

Action

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