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Batch Invite Attendees to Calendar Event

Add several attendees to an existing Google Calendar event and send invite notifications in one step.

Stars
32,059
Licence
Apache-2.0
Files
1 file

What it does

When installed, the agent can add a list of email addresses as attendees to an event you already have in Google Calendar, and have Google send those people update notifications. It follows three steps: fetch the event, patch in the new attendees with notifications enabled, then fetch the event again to confirm the attendee list. It relies on the gws command-line tool and the gws-calendar skill to actually talk to Google Calendar.

Great for

  • Organizers who need to add a group of people to a meeting after it was created
  • Assistants managing calendars for a team who want to invite several colleagues at once

Skip it if

  • Creating brand-new events, since this recipe only modifies an existing event by its ID
  • Situations where invitees should not be notified automatically, because sendUpdates is set to 'all' so Google emails everyone on the list
  • Calendars you do not have edit rights to, since the change will fail or affect the wrong event

Try asking

  • “Add alice@company.com, bob@company.com and carol@company.com to my Friday planning event and send them invites”
  • “Invite the three new hires to the onboarding meeting on my primary calendar and confirm they were added”
  • “Add these attendees to event ID abc123 and notify them”
Step-by-step guide: how to use Batch Invite Attendees to Calendar EventInstall, first run, examples, tips and FAQs

Install in 3 steps

  1. 1

    Download the skill

    The ZIP contains the 1 original files, the Apache-2.0 licence and an attribution note.

    recipe-batch-invite-to-event.zip
  2. 2

    Add it to your agent

    Claude Code (all projects)

    mkdir -p ~/.claude/skills && unzip recipe-batch-invite-to-event.zip -d ~/.claude/skills/

    Claude Code / Agent SDK (this project only)

    mkdir -p .claude/skills && unzip recipe-batch-invite-to-event.zip -d .claude/skills/

    Claude apps (web/desktop): Settings → Capabilities → Skills → Upload skill, and choose the ZIP.

  3. 3

    Ask for the task

    No special command needed — the agent reads the skill's description and loads it when your request matches. Try one of the prompts above.

Get better results

  • Give the agent the exact event ID or event title, and double-check the email addresses before it sends notifications, since invitations cannot be unsent.
  • Note that the patch step replaces the attendees list with the one provided in the JSON, so include existing attendees too if you want to keep them.
  • Ask the agent to show the event details before running the patch if you are unsure which event it will change.

What's inside

  • SKILL.md

Redistributed unmodified from googleworkspace/cli under the Apache-2.0 licence. The assessment was drafted with AI from the skill's files on 2026-10-29. Skills can instruct your agent to run code — read SKILL.md and any scripts before installing.

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