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PopNx MCPMCP servers for people who use AI · explained in plain words

Emailit

by emailitversion 1.1.0i★ –iRuns in the cloud
Registry namecom.emailit/emailit

Install

Overview

Description from the maker (original English)

Send email, run campaigns and automations, manage contacts and domains, fix deliverability.

PopNx MCP’s three pillars

These three are never merged into one score: opinions, measurements and popularity are different things.

What you can do with it

We have not written a plain-language summary for this one yet. Below are the facts we read from the registry.

  • Connection: Runs in the cloud
  • Transport: Streamable HTTP
  • Category: Chat & email

Install

Pick the AI app you use, then copy the settings.

Before you install

  • Basic checks: 1 of 1 passed
  • Runs on the maker’s server: what you ask it goes through their server.
  • The registry lists no key to fill in.

You need

Which app do you use?

Pick your app above. We remember it, so next time the button says “Install in …”.

Works in Claude on the web, desktop and mobile:

  1. Open Settings → Connectors
  2. Press Add custom connector
  3. Paste the address below and press Add
  4. If it asks you to sign in, sign in with the maker
SettingsConnectors1+ Add2https://…3
https://api.emailit.com/mcp

Run this in your terminal

claude mcp add --transport http emailit https://api.emailit.com/mcp

Open in Cursor

Or copy the settings yourself

Paste into .cursor/mcp.json in your project, or ~/.cursor/mcp.json

{
  "mcpServers": {
    "emailit": {
      "url": "https://api.emailit.com/mcp"
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

Open in VS Code

Or copy the settings yourself

Paste into .vscode/mcp.json in your project

{
  "servers": {
    "emailit": {
      "type": "http",
      "url": "https://api.emailit.com/mcp"
    }
  }
}

Your browser asks to open the app, then the app shows the settings and asks you to confirm. Key values are left empty for you to fill in.

ChatGPT connects only to servers on the internet:

  1. Open ChatGPT on the web → Settings → Connectors (Apps)
  2. Press Create or Add (some plans need Developer mode under Advanced first)
  3. Paste the address below, give it a name and save
  4. If it asks you to sign in, sign in with the maker
SettingsConnectors1+ Create2https://…3
https://api.emailit.com/mcp

Menu names can differ slightly by plan and over time.

Your choice stays on this device in a cookie; no account needed.

These settings are generated from the maker’s registry entry. If the README says otherwise, follow the README.

What it can do

We have not read this server’s tool list yet; we check endpoints in rotation.

Basic checksi

We check information anyone can see; we have not read the code. Checks that do not apply are left out of the count. · Checked Nov 6, 2026

  • ✓ Pass

    Maker matches the repo

    The registry name was verified against the domain emailit.com (the registry checks domain ownership)

  • … Not checked yet

    Still maintained

    We have not read this repo from GitHub yet

  • … Not checked yet

    Has a licence

    We have not read this repo from GitHub yet

  • … Not checked yet

    Endpoint responds

    Not checked yet; we check endpoints in rotation

  • … Not checked yet

    Sign-in with OAuth

    Not checked yet; we check endpoints in rotation

  • … Not checked yet

    No hidden instructions in tool descriptions

    Not checked yet; we read the tool list when we check the endpoint

Compared with others in Chat & emaili

  • More stars than 0% of the other 1762 servers in this category
  • Published to the registry more recently than 75% of the other 1762 servers in this category
  • Basic checks equal to or better than 100% of the other 1762 servers in this category

Compared with every active server in this category in the registry. Stars count only when the publisher owns the repo.

Common questions

Is Emailit safe?

It passed 1 of 1 applicable basic checks. We have not read the code. Before adding a key or token, see what access the server asks for and use a key with only the permissions you need.

What keys or codes does it need?

The registry does not list a required key, though some servers ask you to sign in on first use.

Does it run on my computer or in the cloud?

It runs in the maker’s cloud. Connect over the internet with nothing to install, but what you send passes through the maker’s servers.

Is it still maintained?

The GitHub repo last changed –, and the latest version (1.1.0) reached the registry 8 days ago.

Which apps can use it?

Apps that support MCP, such as Claude Desktop, Claude Code, Cursor and VS Code. It connects by URL, so apps that accept remote MCP servers work too, such as ChatGPT in developer mode.

What can I use instead?

In the same category: Vexa, emailmd, MCP WhatsApp Cloud

Alternatives

Servers in the same category from other makers, sorted by stars.

Reading a card:★ GitHub starsiThree pillars: reviews · checks · usageiUpdated = latest version published to the registryi

Vexa

by Vexa-ai

Meeting bot and transcripts for Google Meet, Teams and Zoom. Live or after, speakers labelled.

Runs in the cloud★ 2,949Apache-2.0Updated 2 months ago
Install

emailmd

by anypost

Render markdown into email-safe HTML, lint drafts for deliverability problems, and preview emails.

Computer or cloud★ 1,385MITUpdated 30 days ago
Install

MCP server for WhatsApp Cloud API (Meta) — messages, media, and templates via Graph API

Runs on your computer★ 277MITUpdated 5 months ago
Install

README from the maker

Open the README

Copied from the maker’s repo as written. PopNx MCP has not reviewed or endorsed it. HTML, images and scripts are removed. Links lead off this site.

Emailit plugin for ChatGPT, Codex, Claude, Cursor, and Grok

The official Emailit plugin. It connects your AI assistant to the hosted Emailit MCP server, so it can send transactional email, check delivery, set up and verify sending domains, investigate bounces, manage contacts and audiences, run campaigns and automations, and configure webhooks. It also ships skills that teach the assistant how to integrate the Emailit API and SDKs into your code.

You sign in with your Emailit account through OAuth and choose which workspaces the plugin can use: all of them, or only the ones you select. Change that later under Account > Connected apps > Edit access. No API key is stored in the plugin.

What is included

PartDescription
MCP serverhttps://api.emailit.com/mcp, 113 tools across emails, domains, DMARC, templates, audiences, contacts, suppressions, campaigns, automations, forms, verification, webhooks, events, API keys, and workspaces
emailit skillChoosing MCP or REST, safe sending, IDs, errors, and the full tool list
emailit-get-started skillConnect, confirm the workspace, check a domain, send a first test email
emailit-domain-setup skillAdd a domain, publish DNS records at any provider, verify, and fix failures
emailit-deliverability skillBounces, spam placement, suppressions, DMARC reports, and list verification
emailit-campaigns skillAudiences, contacts, campaigns, automations, and signup forms
emailit-webhooks skillEvents, filters, signature verification, retries, and debugging
emailit-sdk skillNode, Python, PHP, Laravel, Go, Ruby, Java, .NET, Rust, and SMTP
Cursor ruleKeeps Emailit keys and webhook secrets out of source code

Install

ChatGPT

Open Plugins, search for Emailit, and choose Connect. Sign in, choose the workspaces to allow, and approve access.

Codex
codex plugin marketplace add emailit/plugins

Open /plugins, install Emailit, and sign in when prompted.

Claude

On claude.ai, Claude Desktop, or mobile: Settings > Connectors > Browse connectors, search for Emailit, and choose Connect.

In Claude Code:

claude plugin marketplace add emailit/plugins

claude plugin install emailit@emailit

Then run /mcp, select emailit, and choose Authenticate.

Cursor

Install Emailit from the Cursor Marketplace, then choose Connect next to emailit in Settings > MCP.

Grok
grok plugin marketplace add emailit/plugins

grok plugin install emailit --trust

On grok.com, open Connectors > New Connector > Custom and enter https://api.emailit.com/mcp.

Access and security

  • OAuth 2.1 with PKCE. Your assistant never sees your password. The assistant requests sending access (send and manage sent email), full access (everything), or both, which is the default. The consent page lists what it will be able to do, and you choose which workspaces it can use.
  • Confirmation before impact. Tools that send email, delete data, or call external URLs carry MCP annotations that let your client ask you first, and the skills tell the assistant to confirm. The Emailit server does not enforce the confirmation itself; whether you are asked depends on your client and its settings.
  • Revoke at any time in the Emailit dashboard under Account > Connected apps.
  • API keys stay with Emailit. The MCP server signs in with OAuth and needs no key. Only when it isn't connected do the skills use an Emailit API key from your environment, and only to call Emailit's own REST API (listed below). Code the SDK skill writes into your project reads the key the same way.
  • Headless clients (the xAI API, CI jobs) can send an Emailit API key as Authorization: Bearer to the same server. Use a sending scope key where you can.

To expose fewer tools, add ?toolsets=emails,domains or ?read_only=true to the server URL, or send the X-MCP-Toolsets and X-MCP-Readonly headers.

Endpoints this plugin uses

The plugin talks only to Emailit:

EndpointPurpose
https://api.emailit.com/mcpHosted MCP server (Streamable HTTP)
https://api.emailit.com/.well-known/oauth-protected-resource/mcpOAuth resource metadata
https://api.emailit.com/.well-known/oauth-authorization-serverOAuth server metadata
https://api.emailit.com/oauth/registerDynamic client registration
https://api.emailit.com/oauth/authorizeSign in and consent
https://api.emailit.com/oauth/tokenToken exchange and refresh
https://api.emailit.com/oauth/revokeToken revocation
https://api.emailit.com/v2REST API, used by code that the SDK skill writes into your project
smtp.emailit.com:587SMTP, used only if your project is configured for it

Requirements

An Emailit account. Sending needs a verified sending domain; the emailit-get-started skill walks you through it.

Development

This repository is published from Emailit's main repository, where every change is validated against each directory's rules and the skills are tested with evals. The validation tooling and evals aren't published: nobody who installs the plugin needs them. skills/emailit/references/tools.md is generated from the Emailit MCP server catalog. Report problems to support@emailit.com.

This repository is published from Emailit's main repository, and each release replaces its contents. Please report problems and suggestions as issues rather than pull requests.

FileRead by
plugin.json, mcp.jsonChatGPT, Codex, and other Agent Plugins clients
.cursor-plugin/Cursor
.claude-plugin/, .mcp.jsonClaude Code, Claude directory, Grok
.grok-plugin/plugin.jsonGrok
.agents/plugins/marketplace.jsonCodex marketplace

Support

emailit.com/contact or support@emailit.com. Documentation: Emailit plugins and skills and the hosted MCP server guide. Privacy policy: emailit.com/privacy-policy.

License

MIT

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