"How to check Bitcoin (BTC) balance" matching MCP connectors:
GET /v1/connectors — MCP directory API referenceMatching Connector Tools:
Connect AI assistants to Mailercloud, the email marketing platform. Tools to manage campaigns, contacts, lists, templates, automations, webhooks, senders, and transactional email — plus AI-powered campaign analysis, deliverability audits, and engagement insights.
Email posture for any domain: can it receive mail, can it be spoofed? MX, SPF and DMARC.
Teaches AI to write HTML email that renders in Outlook, Gmail, and Apple Mail. 19 rules, 6 comps.
Send WhatsApp, SMS, email or voice to real businesses. TCPA/GDPR/CASL gate built in.
Check if a domain can be email-spoofed: SPF, DMARC, DKIM, MX graded from public DNS. Authless.
7 sales-outreach persona and skill products plus deliverability tooling over MCP: audit_copy scores email copy out of 100 for spam triggers and personalization, sequence_planner builds opt-out-respecting cadences, subject_line_scorer ranks up to 20 lines, utm_builder produces tracking URLs, and get_free_skill loads any product's complete free gateway skill.
Send e-cards to your human. The first store built for AI agents; free, no API key needed.
Verify email addresses and clean lists to improve deliverability and sender reputation.
Fast email validation at the edge: syntax, MX records, disposable-domain detection.
Free SPF, DKIM, DMARC, MX deliverability check with graded shareable reports, plus referral terms
Check email deliverability for a domain: MX, SPF, DKIM, DMARC, blacklists. Graded, no key.
Email infrastructure for AI agents — send, receive, search, and reply to email over MCP.
Check SPF/DKIM/DMARC/BIMI, blacklists, SMTP/IMAP; DNS lookups; generate email DNS records.
AI agent email — 23 tools free to read inbox, 28 paid to send. $9.99/mo. Token auto-provisioned.
AI-powered virtual assistant that connects to Gmail, Outlook, Slack, Salesforce, HubSpot, Google Calendar, DocuSign, QuickBooks, and 20+ other services. Manage your entire professional life through a single Claude conversation — email, calendar, CRM, documents, travel, expenses, and more.
Shipmail MCP server for AI agent custom-domain email inboxes with REST API and webhooks.
Connect any email mailbox (Gmail, Outlook, IMAP/SMTP, OVH, LWS, Infomaniak...) to Claude, ChatGPT & any MCP client. Read, send, reply, schedule and search emails. No code, OAuth2, EU-hosted (GDPR). 15 email tools.
Open-source MCP server that gives AI agents access to real email and calendar in one npm install. Solves the problem of AI agents hitting a wall when they need your inbox.
Apollo connects your sales data and outreach tools directly to your agent . Ask it to find leads, look up a company, write and send emails, or check how a campaign is performing. All from a conversation, without opening another tab.
Your AI agent just got a marketing team. SendPulse MCP Server provides full access to the SendPulse marketing platform — email campaigns, CRM, chatbots, SMTP, and online courses. 134 methods across 5 modules.