HideMail

app.hidemail/hidemailVersion 1.1.1

Private email aliases that forward to your inbox: create, find, edit and turn aliases off or on.

Status

Responds289 msNov 14, 2026, 13:36 UTCAnswered our handshake without sign-in.

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Last checked: Nov 14, 2026, 13:36 UTC
Latency: 289 ms
Remotes responding: 1 of 1
Sign-in: No sign-in
Hosting: Hosted outside the EU (detected)
Registry data as of: Nov 14, 2026, 22:14 UTC

Data from the official MCP Registry, checked by run.zero. How we check

Connect

Streamable HTTP

https://hidemail.app/mcpResponds289 msNov 14, 2026, 13:36 UTC

No sign-in

Claude Code

claude mcp add --transport http hidemail https://hidemail.app/mcp

Claude Desktop and claude.ai

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Settings > Connectors > Add custom connector
Name: hidemail
Remote MCP server URL: https://hidemail.app/mcp

Cursor

{
  "mcpServers": {
    "hidemail": {
      "url": "https://hidemail.app/mcp"
    }
  }
}

VS Code

code --add-mcp '{"name":"hidemail","type":"http","url":"https://hidemail.app/mcp"}'

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Tools

17 tools

Tools of HideMail
	Description		Read-only	Idempotent	Open world
`activate_alias`Turns one of the signed-in user's aliases back on, so mail sent to it is forwarded to their inbox again.	Turns one of the signed-in user's aliases back on, so mail sent to it is forwarded to their inbox again.	No	No	Yes	No
`add_custom_domain`Adds one of the user's own domains to HideMail and starts setting it up. The ownership TXT record from get_custom_domain_setup must be published first. Setup takes a few seconds; then publish the MX record and call verify_custom_domain. The free plan allows 1 custom domain, the paid plan 5.	Adds one of the user's own domains to HideMail and starts setting it up. The ownership TXT record from get_custom_domain_setup must be published first. Setup takes a few seconds; then publish the MX record and call verify_custom_domain. The free plan allows 1 custom domain, the paid plan 5.	No	No	No	Yes
`create_alias`Creates a new random email alias for the signed-in user that forwards to their inbox. Use when the user needs a private address for a website or service. The optional note describes where the alias is used. The optional domain must be one of the domains from list_alias_domains; without it the default alias domain is used. May return a plan-limit or rate-limit message instead of an alias.	Creates a new random email alias for the signed-in user that forwards to their inbox. Use when the user needs a private address for a website or service. The optional note describes where the alias is used. The optional domain must be one of the domains from list_alias_domains; without it the default alias domain is used. May return a plan-limit or rate-limit message instead of an alias.	No	No	No	No
`deactivate_alias`Turns one of the signed-in user's aliases off. Mail sent to it is blocked until it is turned back on with activate_alias. Nothing is deleted.	Turns one of the signed-in user's aliases off. Mail sent to it is blocked until it is turned back on with activate_alias. Nothing is deleted.	Yes	No	Yes	No
`get_account`Shows the signed-in user's HideMail plan ("free" or "paid") and how many aliases they have out of the plan's limit. Use before creating several aliases to check there is room. Never returns the user's real email address.	Shows the signed-in user's HideMail plan ("free" or "paid") and how many aliases they have out of the plan's limit. Use before creating several aliases to check there is room. Never returns the user's real email address.	No	Yes	Yes	No
`get_custom_domain_setup`Shows the DNS records a custom domain needs (an ownership TXT record and an MX record), whether each one is published yet, the MX hosts the domain uses now, and the setup status. Call it before add_custom_domain and again after changing DNS. If replaces_other_mail_provider is true, the domain already receives mail elsewhere: ask the user before changing its MX record, because all of that mail will go to HideMail instead.	Shows the DNS records a custom domain needs (an ownership TXT record and an MX record), whether each one is published yet, the MX hosts the domain uses now, and the setup status. Call it before add_custom_domain and again after changing DNS. If replaces_other_mail_provider is true, the domain already receives mail elsewhere: ask the user before changing its MX record, because all of that mail will go to HideMail instead.	No	Yes	Yes	Yes
`get_webhook`Shows the webhook URL that receives a copy of every email arriving on the signed-in user's aliases, or that none is set.	Shows the webhook URL that receives a copy of every email arriving on the signed-in user's aliases, or that none is set.	No	Yes	Yes	No
`list_alias_domains`Lists the domains new aliases can be created on: the built-in HideMail domain and the user's custom domains that can receive mail. The one with is_default true is used for new aliases.	Lists the domains new aliases can be created on: the built-in HideMail domain and the user's custom domains that can receive mail. The one with is_default true is used for new aliases.	No	Yes	Yes	No
`list_aliases`Lists the signed-in user's aliases, newest first, with their note, on/off status and how many emails each one forwarded or blocked. Use to find an alias by address or note, or to filter by status. Results are paginated, 50 per page.	Lists the signed-in user's aliases, newest first, with their note, on/off status and how many emails each one forwarded or blocked. Use to find an alias by address or note, or to filter by status. Results are paginated, 50 per page.	No	Yes	Yes	No
`list_custom_domains`Lists the user's own domains added to HideMail with their setup status (provisioning, provisioning_failed, needs_mx, ready) and whether catch-all is on.	Lists the user's own domains added to HideMail with their setup status (provisioning, provisioning_failed, needs_mx, ready) and whether catch-all is on.	No	Yes	Yes	No
`remove_webhook`Stops sending copies of incoming email to the signed-in user's webhook. Mail still reaches their inbox. Takes effect immediately; setting a webhook again needs email confirmation.	Stops sending copies of incoming email to the signed-in user's webhook. Mail still reaches their inbox. Takes effect immediately; setting a webhook again needs email confirmation.	Yes	No	Yes	No
`request_webhook`Asks to send a copy of every email arriving on the signed-in user's aliases to an https:// webhook URL. Nothing changes yet: the user gets a confirmation email and the webhook is set only after they confirm it there. Tell the user to check their inbox.	Asks to send a copy of every email arriving on the signed-in user's aliases to an https:// webhook URL. Nothing changes yet: the user gets a confirmation email and the webhook is set only after they confirm it there. Tell the user to check their inbox.	No	No	No	No
`reset_default_alias_domain`Switches new aliases back to the built-in HideMail domain. Existing aliases keep their address.	Switches new aliases back to the built-in HideMail domain. Existing aliases keep their address.	No	No	Yes	No
`set_custom_domain_catch_all`Turns catch-all on or off for a verified custom domain. With catch-all on, mail to any address on the domain that has no alias yet creates that alias (paid plan only). With it off, such mail is dropped; existing aliases keep working either way.	Turns catch-all on or off for a verified custom domain. With catch-all on, mail to any address on the domain that has no alias yet creates that alias (paid plan only). With it off, such mail is dropped; existing aliases keep working either way.	Yes	No	Yes	No
`set_default_alias_domain`Chooses the domain new aliases are created on. Use a domain from list_alias_domains. Existing aliases keep their address.	Chooses the domain new aliases are created on. Use a domain from list_alias_domains. Existing aliases keep their address.	No	No	Yes	No
`update_alias_note`Replaces the note of one of the signed-in user's aliases. The previous note is overwritten and cannot be recovered.	Replaces the note of one of the signed-in user's aliases. The previous note is overwritten and cannot be recovered.	Yes	No	Yes	No
`verify_custom_domain`Checks that the custom domain's MX record points at HideMail and, if so, starts receiving its mail. Once verified, the domain can be made the default with set_default_alias_domain.	Checks that the custom domain's MX record points at HideMail and, if so, starts receiving its mail. Once verified, the domain can be made the default with set_default_alias_domain.	No	No	Yes	Yes

Details

Registry status: Active
Published: Oct 16, 2026
Updated: Oct 16, 2026
Website: https://hidemail.app/support⁠ (opens in a new tab)
Repository: Not given
Categories (suggested): CommunicationSuggested categories are assigned automatically from the registry text and may be wrong. Verified operators can correct them.
GDPR: Not declared

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