MCP server

mailverdict Official

dev.mailverdict/mailverdict

Checked 26 Oct 2026, 08:29 UTC · Connected to it and listed its tools

Keyless email checks: disposable, role, and free-provider detection, MX, and typo suggestions.

Source

At a glance

Type

MCP server

Publisher

mailverdict.dev (verified by the MCP Registry)

Status

Working at last check

Tools

2

Token cost

About 235 tokens per request

Sets up in

Claude Code, Claude Desktop, Codex, Gemini CLI, Cursor, VS Code, Antigravity, ChatGPT, OpenAI API, Grok

Last checked

26 Oct 2026, 08:29 UTC

Connect it to your agent

Add to CursorAdd to VS CodeVS Code Insiders

Opens the app, which shows the server and asks you to confirm. For other apps, copy the setup below.

Claude Code

claude mcp add --transport http mailverdict https://api.mailverdict.dev/mcp

Claude Desktop

Settings → Connectors → Add custom connector, and paste the URL.

Codex (config.toml)

[mcp_servers.mailverdict]
url = "https://api.mailverdict.dev/mcp"

Gemini CLI

{"mcpServers":{"mailverdict":{"httpUrl":"https://api.mailverdict.dev/mcp"}}}

Cursor

{"mcpServers":{"mailverdict":{"url":"https://api.mailverdict.dev/mcp"}}}

VS Code

{"servers":{"mailverdict":{"type":"http","url":"https://api.mailverdict.dev/mcp"}}}

Antigravity

agy mcp add mailverdict https://api.mailverdict.dev/mcp

ChatGPT

Settings → Apps & Connectors → Advanced settings: turn on Developer mode, then Create a connector and paste the URL. Which plans can do this varies.

OpenAI API (Responses tools)

{"type":"mcp","server_label":"mailverdict","server_url":"https://api.mailverdict.dev/mcp","require_approval":"always"}

Grok (xAI API tools)

{"type":"mcp","server_label":"mailverdict","server_url":"https://api.mailverdict.dev/mcp"}

Tools

• check_domain ~100 tokens
  Check a domain: disposable/burner list membership, free-provider status, typo suggestion, MX records.
• check_email ~135 tokens
  Check an email address: syntax, disposable/burner domain, role account, free provider, typo suggestion, MX records. Returns result (deliverable|undeliverable|risky|unknown), reason, score 0-100, and per-signal booleans.

Browse

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