OutlookClaude

Use Outlook with Claude through JustSendIt

One Outlook connection gives Claude email and calendar context. Add other JustSendIt accounts, a separate Notion connector, or local Obsidian notes when the job crosses tools.

3 min readFor Microsoft 365 users, client teams, and people who plan from Outlook

The useful stack

  1. OutlookEmail, attachments, and Outlook Calendar.
  2. JustSendItConnects the selected Microsoft account.
  3. ClaudeTurns requests into replies and scheduled work.
  4. Separate notes toolUse the Notion connector or local Obsidian notes for project memory.

Three strong first workflows

Use the connector where Outlook is already the system of record.

  1. 1

    Customer reply

    Open the latest message and draft a response from the actual request.

  2. 2

    Meeting preparation

    Join recent email context with tomorrow's events.

  3. 3

    Weekly planning

    Place delivery blocks around fixed meetings and deadlines.

Use the same idea in two settings

Personal

Join messages with the week around them.

  • Appointments
  • Travel time
  • Community commitments

Business

Keep Microsoft 365 communication close to delivery.

  • Client updates
  • Meeting preparation
  • Project follow-through

What you can do

Email

  • Find emailList recent email or search with a text query; narrow by date or read state.
  • Read the sourceOpen a message, its headers, and attachments.
  • Write and sendCreate a draft or send one plain-text email to up to 500 unique recipients across To, Cc, and Bcc; reply to one existing email.
  • Tidy the inboxMark a message read or unread.
  • FoldersList Outlook folders and open one folder.
  • ContactsList contact names, email addresses, and phone numbers.

Calendar included with email

  • ReadList calendars and events, then open one event.
  • CreateCreate a timed or all-day event or recurring series with up to 20 attendees and a provider-native or attached HTTPS conference link.
  • ChangeUpdate an event's details, attendees, recurrence, or conference link, or delete it.

Limits

  • New emails and drafts accept up to 500 unique recipients; provider sending limits apply
  • Email is plain text and immediate, with no attachments, tracking, reply-all, scheduled send, or multi-message sequences
  • Outlook event creates and updates always notify attendees

Copy these prompts

  • “Find the latest Outlook thread about the Apex rollout and draft a crisp status reply.”
  • “Read tomorrow's meetings and find the latest email context for each.”

Common questions

Does Outlook Calendar need a separate connection?
No. It comes with the Outlook account.
Can it create meetings?
Yes. Create one-off or recurring events, generate a Microsoft Teams link or attach an existing HTTPS conference link, and add up to 20 attendees. Outlook always notifies attendees on creates and updates.