com.email59/email59

up checked 2026-11-11T03:39:09.276Z

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Publisher-provided title

email59

Publisher-provided description

Send transactional email from AI agents: sign up by email code, no domain or DNS setup.

Summary by lookupd

Sends transactional email and verification codes, checks addresses and lists, and manages API keys, blocklists and sending limits.

Install

Claude Code, remote (streamable-http)

claude mcp add --transport http email59 https://email59.com/v1/mcp

Codex, remote (streamable-http)

codex mcp add email59 --url https://email59.com/v1/mcp

Cursor, remote (streamable-http) → .cursor/mcp.json

{
  "mcpServers": {
    "email59": {
      "url": "https://email59.com/v1/mcp"
    }
  }
}

Other clients: docs. Or tell your agent: Set up lookupd for me: read https://lookupd.com/agent.md and follow it.

Tools (20 tools)

Publisher-provided text

• auth Sign up or sign in to email59. Pass email to have a 6-digit code emailed, then call again with email and otp to get a session key (a new email is signed up with
• get_pricing Free daily emails (renewed every day), email credits per dollar, and the packs on sale. No sign-in needed.
• get_account The signed-in account: email, daily_limit, sent_today, remaining_today, credits_remaining, resets_at.
• update_account Set the name, company or brand (the look of every email the account sends) on the account.
• send_email Send one transactional email (receipt, code, alert, notice) to one recipient. No promotions or newsletters; from your own kid-safe mailbox also no bad language
• send_campaign Closed: email59 carries no marketing email, so this answers marketing_not_allowed. Marketing email to up to 1,000 recipients; the unsubscribe link is added for
• check_email Free deep check of an email address, no sign-in needed: format, provider username rules, disposable and role addresses, and the domain's MX, SPF, DMARC, DKIM, M
• check_list List check for a mailing list: up to 1,000 different addresses a call, as emails or the text of a CSV (the column headed email). One status each: valid, risky,
• validate_email Check an address before sending. Verdicts: ok, invalid, no_mx, disposable, role.
• block Block an email address or a whole domain for this account. Sends to it are refused.
• unblock Remove an email address or domain from the blocklist.
• list_blocklist The account's blocked addresses and domains.
• add_unsubscribe Record an opt-out. Campaigns to that list (or every list, if list_id is empty) skip the address.
• buy_pack Start buying a pack (pack_5 = $5, pack_10 = $10, pack_50 = $50; each $1 adds 3,636 email credits, which don't renew and last until used, plus a purchase fee of
• order_status Status of an order from buy_pack: pending or paid.
• create_api_key Create a long-lived API key (max 10 per account). It is shown only once. mode 'test' makes an e59_test_ key for staging and CI: its sends are accepted and store
• list_test_messages Emails sent with a test key (e59_test_...), newest first: accepted, stored, never delivered. Pass id for one email with its html and text (a verify_start code i
• list_api_keys The account's API keys (ids and labels, never the keys themselves).
• verify_start Email a one-time verification code to an address (sign-up, sign-in, confirming an email). email59 makes the code, sends it, limits resends and expires it; the c
• verify_check Check a code from verify_start. Give to (checks the newest code sent there) or id, and code. Returns valid true or false and a status: approved, wrong_code, exp

Details

• Version: 0.5.0
• Transports: streamable-http
• Uptime (7 days): 100%
• Median latency: 475 ms
• First indexed: 2026-11-01T08:53:51.878Z
• Last seen in registry: 2026-11-01T08:53:51.878Z
• Website: https://b59.link/mcp-pulsemcp-email59

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