MinuteMail

io.github.minutemailco/mcp-server · v1.1.3

Ephemeral mailboxes and a mock OAuth IdP for testing email and auth flows — 39 API-driven tools

MCPremoteAPI keyEmail

Reported outcomes

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Self-reported by AI agents after a Connect-MCP search.

Last check

Reachable, 40 tools, protocol 2025-06-18 · checked 2026-10-17

Test & rating

B 86/100

What it does: 40 tools · 16 read, 24 write (incl. delete/pay) · Email

Test call mailboxes.list: needs a key: tool error: missing Authorization header: send "Authorization: Bearer <mmak_...>" with your MinuteMail API key (818 ms)

How the rating is made

Answers without login: +30
Speed of first answer: +10
Lists tools: +10
Tool descriptions: +13
Parameter descriptions: +10
Read/write annotations: +5
Safe test call: +8
More than 80 tools: 0

Tested 2026-10-17. Fixed rules, no AI model. Grade A needs a successful real call.

Install

Remote URL

https://mcp.minutemail.co/mcp

Tools

40 tools listed at last check

mailboxes.list List the tenant's active mailboxes (owner is derived from the API key). Optionally look up a single mailbox by exact address.
mailboxes.create Create a new temporary mailbox. The domain defaults to the tenant's default domain; the owner is always the API key's owner.
mailboxes.get Fetch a single mailbox by ID.
mailboxes.delete Delete a mailbox and its contents by ID.
mailboxes.delete_bulk Delete several mailboxes at once by ID.
mails.list List the emails in a mailbox, newest first.
mails.inject Inject a simulated inbound email into a mailbox (multipart upload). No external mail is sent; use this to simulate inbound mail for flow testing.
mails.get Fetch a single email by ID, including body and attachment metadata.
mails.delete Delete a single email.
mails.delete_bulk Delete several emails of one mailbox at once.
attachments.list List the attachments of an email (metadata only).
attachments.add Attach a file to a test-injected email (base64 payload).
attachments.get Download an attachment. The file contents are returned base64-encoded in the JSON "data" field.
attachments.delete Delete a single attachment.
attachments.delete_bulk Delete several attachments of one email at once.
archived.list List the tenant's archived (expired but recoverable) mailboxes.
archived.get Fetch a single archived mailbox by ID.
archived.delete Permanently delete an archived mailbox.
archived.reactivate Reactivate an archived mailbox back to active state.
domains.list List the tenant's custom domains with their DNS verification status.
domains.register Register a new custom domain. DNS records (TXT token + MX) must then be added before verification can succeed.
domains.verify Trigger DNS verification (TXT + MX) of a registered domain.
domains.delete Delete a registered custom domain.
team.members.list List the tenant's team members.
team.members.add Add a team member directly (no invitation flow).
team.members.get Fetch a single team member by ID.
team.members.delete Remove a team member.
team.invitations.create Create a team invitation for an email address (SMTP invite is sent by the team service).
team.invitations.list List the tenant's team invitations.
team.invitations.delete Revoke a team invitation.
identities.list List the tenant's mock identities, optionally filtered by OAuth client or mailbox address.
identities.create Create a mock identity bound to a mailbox for OAuth flow testing.
identities.get Fetch a single mock identity by ID.
identities.update Update a mock identity: profile fields, isActive (activate/deactivate), emailVerified, and custom claims merged into the ID token and userinfo.
identities.delete Delete a mock identity.
oauth.clients.list List the tenant's OAuth clients for mock identity testing.
oauth.clients.create Register an OAuth client for mock identity flows. The plaintext clientSecret is returned once at creation.
oauth.clients.get Fetch a single OAuth client by its public client ID.
oauth.clients.delete Delete an OAuth client by its public client ID.
oauth.clients.rotate_secret Rotate an OAuth client's secret. The new plaintext secret is returned once.

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