SMTPfast vs Engagelab Email
A side-by-side look at the SMTPfast and Engagelab Email MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.
S
SMTPfastCommunication · Remote HTTP/SSESend and receive email, and manage templates, inboxes, contacts and broadcasts.25EmergingAuth: not declaredVerdict: choose SMTPfast for communication work over a hosted endpoint; choose Engagelab Email for communication as a local process. You can also run both side by side in one mcpServers block.
Which MCP server should you choose?
SChoose SMTPfast when
- You need dedicated capabilities in the Communication domain.
- You prefer a remote HTTP/SSE transport.
Choose Engagelab Email when
- You need dedicated capabilities in the Communication domain.
- You prefer a local stdio subprocess transport.
Feature & specification comparison
Rows where the two servers differ are marked.
| Spec | S SMTPfast | |
|---|---|---|
| Category | Communication | Communication |
| Quality signal | 25/100 · Emerging | 43/100 · Fair |
| Install command | Confirmed | Confirmed |
| Transport | Remote HTTP/SSE | Local subprocess (stdio) |
| Auth | Not declared | Not declared |
| Pricing | Not declared | Not declared |
| Required env vars | None listed | None listed |
| Verified owner | Community listing | Community listing |
| GitHub stars | — | 0 |
| Directory activity | 0 views 0 installs 0 upvotes | 2 views 0 installs 0 upvotes |
| Tools | Not listed | Not listed |
| Full listing | View SMTPfast | View Engagelab Email |
Tools & capabilities
SMTPfast tools
No tool names declared yet. Check the project README from the listing page.
Engagelab Email tools
No tool names declared yet. Check the project README from the listing page.
Ready-to-paste client configs
Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.
SMTPfast
{
"mcpServers": {
"smtpfast": {
"url": "https://smtpfa.st/docs/mcp"
}
}
}
Engagelab Email
{
"mcpServers": {
"engagelab-email": {
"command": "npx",
"args": [
"-y",
"@engagelabemail/mcp"
]
}
}
}
Frequently asked questions
SMTPfast is categorized under Communication and uses a remote HTTP/SSE transport. Engagelab Email belongs to Communication and uses a local stdio subprocess. Pick SMTPfast for communication work and Engagelab Email for communication.
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.
SMTPfast has no declared pricing — check the project's own site. Engagelab Email has no declared pricing — check the project's own site. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.
Yes. MCP clients support multiple servers: add smtpfast and engagelab-email as separate keys in the same mcpServers object, and your assistant will call tools from either one.
On AllMCPs, SMTPfast has a quality signal of 25/100 (Emerging) with 0 views, 0 installs and 0 GitHub stars. Engagelab Email has 43/100 (Fair) with 2 views, 0 installs and 0 GitHub stars.