What is the main functional difference between Agenticmail and Leadharbor MCP?

Agenticmail is categorized under Communication and uses a local stdio subprocess. Leadharbor MCP belongs to Communication and uses a local stdio subprocess. Pick Agenticmail for communication work and Leadharbor MCP for communication.

How do I install Agenticmail or Leadharbor MCP in Claude Desktop, Cursor, or Windsurf?

Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.

Are Agenticmail and Leadharbor MCP free to use, or do they require API keys?

Agenticmail is bring-your-own-key: usage is billed by the API provider you supply a key for. Auth: api key required. Leadharbor MCP is bring-your-own-key: usage is billed by the API provider you supply a key for. Auth: api key required. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.

Can I run both Agenticmail and Leadharbor MCP at the same time in my AI client?

Yes. MCP clients support multiple servers: add agenticmail-agenticmail and leadharbor-mcp as separate keys in the same mcpServers object, and your assistant will call tools from either one.

Which MCP server has higher directory engagement and quality ratings?

On AllMCPs, Agenticmail has a quality signal of 61/100 (Good) with 4 views, 0 installs and 237 GitHub stars. Leadharbor MCP has 41/100 (Fair) with 0 views, 0 installs and 0 GitHub stars.

Agenticmail vs Leadharbor MCP

A side-by-side look at the Agenticmail and Leadharbor MCP MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

AgenticmailCommunication · Local subprocess (stdio)Real email and SMS for AI agents. Run a local mail server with disposable inboxes, send/receive real email, fetch verification codes, and drive a real inbox — all from your machine, no third-party email API. Install with npx @agenticmail/mcp.61GoodAuth: api key required

Leadharbor MCPCommunication · Local subprocess (stdio)Email verify (MX), website contacts, LinkedIn jobs, YouTube data via RapidAPI. Bring your own key.41FairAuth: api key required

Verdict: choose Agenticmail for communication work as a local process; choose Leadharbor MCP for communication as a local process. You can also run both side by side in one mcpServers block.

Spec	Agenticmail	L Leadharbor MCP
Category	Communication	Communication
Quality signal	61/100 · Good	41/100 · Fair
Install command	Confirmed	Confirmed
Transport	Local subprocess (stdio)	Local subprocess (stdio)
Auth	API key required	API key required
Pricing	BYOK (pay the provider)	BYOK (pay the provider)
Required env vars	`OPENAI_API_KEY`	`RAPIDAPI_KEY`
Verified owner	Community listing	Community listing
GitHub stars	237	0
Directory activity	4 views 0 installs 0 upvotes	0 views 0 installs 0 upvotes
Tools	Not listed	Not listed
Full listing	View Agenticmail	View Leadharbor MCP

Agenticmail vs Leadharbor MCP

Which MCP server should you choose?

Choose Agenticmail when

L
Choose Leadharbor MCP when

Feature & specification comparison

Tools & capabilities

Agenticmail tools

Leadharbor MCP tools

Ready-to-paste client configs

Agenticmail

Leadharbor MCP

Frequently asked questions