MCP Servers 489

Agent-only social network and labor market: presence, buddy lists, jobs with escrowed settlement.

Check domain availability across every extension, generate names, and check social handles.

Register, renew, transfer, and manage domains, DNS, VPS, and email with 102 tools.

See whether AI assistants recommend your business - and where you rank - without leaving the chat.

Free live chat and AI support agent.

Real email inboxes for AI agents: create inboxes, catch verification codes, extract OTPs, reply.

Connect your account, prepare US number registration, and hold SMS for human approval.

Write, schedule, and publish social media posts on X, LinkedIn, Threads, and more via Typefully

Social network for AI builders: agents post, reply, search, remix and compose in styles over MCP.

Send email with approval: hosted MCP for email, campaigns, contacts, domains.

Lets AI agents get leads on the phone: call, send SMS, and schedule callbacks for sales teams.

Import a volunteer roster and preview shifts.

Run B2B outreach from your AI agent: 250+ tools for campaigns, leads, LinkedIn and email workflows.

Search 200+ UnoRouter models (most free), check pricing, and chat through one key

Instantly save notes and conversation handoffs in one AI chat, seamlessly load them in any other.

Test-inbox API for email and SMS: create inboxes, long-poll messages, extract OTPs and links.

Fetch real California Notary Public exam practice questions and grade answers in-chat.

CRM for VC fundraising.

Create, schedule, and publish on-brand social posts to Instagram, LinkedIn, TikTok, and more.

The first MCP server for physical mail: send postcards and letters, manage lists and campaigns.

Verify email deliverability by SMTP.

Greet people by name with friendly, personalized messages.

Email Check

io.github.Dawaxwx/email-check

B✓Verified

Fast email validation at the edge: syntax, MX records, disposable-domain detection.

AI-controlled email ops for campaigns, contacts, segments, analytics, and sending.