MCP / Messaging

Mailboxlayer MCP: messages

A simple REST-based JSON API for email address validation and verification. Connect it to Claude, Codex, Cursor or any MCP client through one FlyMy.AI MCP.

Connect MailboxlayerWhat it can do
Your own API key1 actionMessaging

$ YOUR NEXT RUN

Claude CodeCodexCursorAny agent

Use Mailboxlayer MCP in your assistant

Paste this prompt into Claude Code, Codex, Cursor or any agent. It reads the guide and helps you connect.

Read https://flymy.ai/skill.md and https://flymy.ai/mcp/mailboxlayer.md. Help me connect Mailboxlayer MCP to this assistant. Then help me run this task: Use Mailboxlayer to check email. Ask me for the required inputs first and show the result.
Open FlyMy.AIDownload brief

What Mailboxlayer MCP can do

1 action in the FlyMy.AI catalog, the most used first. Your agent finds them through search_tools and calls the one the task needs.

ActionWhat it does
# MAILBOXLAYER_CHECK_EMAILValidate a single email address.

Ask your agent

Requests to paste as they are. Each one runs on the actions named under it.

“Use Mailboxlayer to check email. Ask me for the required inputs first and show the result.”uses MAILBOXLAYER_CHECK_EMAIL
“Explain what information you need before the call when I use Mailboxlayer to check email.”uses MAILBOXLAYER_CHECK_EMAIL
“Summarize the returned result when I use Mailboxlayer to check email.”uses MAILBOXLAYER_CHECK_EMAIL

Connect Mailboxlayer in a minute

One MCP for every integration. Add it once, then every MCP in the catalog is a request away.

  1. 01

    Add FlyMy.AI

    Add the FlyMy.AI MCP to your assistant with one of the commands below and sign in. No key to copy.

  2. 02

    Add your API Access Key

    Paste it into the Mailboxlayer connection settings once; it stays with FlyMy.AI, never in a prompt or a chat.

    • API Access Key - Your personal API Access Key assigned upon signing up, used to authenticate API requests. Get API key →
  3. 03

    Ask

    Paste a request from this page. Every run shows what it cost.

Claude Code
claude mcp add --transport http flymyai https://mcp-agents.flymy.ai/mcp

Then run /mcp in Claude Code and sign in.

Codex
codex mcp add flymy --url https://mcp-agents.flymy.ai/mcp

Then run codex mcp login flymy to sign in.

claude.ai and Claude Desktop
https://mcp-agents.flymy.ai/mcp

Settings, Connectors, Add custom connector: paste this URL.

Pay per run

FlyMy.AI bills the run: the model and the tool's seconds. Calls go to your own Mailboxlayer account, under its plan and limits. No seats and no minimum.

See usage pricing →

Go to the source

Mailboxlayer in the docs →Mailboxlayer connection settings →Mailboxlayer website →Every MCP in the catalog →Usage pricing →

From the FlyMy.AI platform catalog of 2026-11-03: name, description, actions and setup as the platform lists them. Examples are requests to paste, not recorded runs.