Email for AI agents: send, receive and reply in threads, validate addresses, OTP, docs.
Connect Runs on your machine
claude mcp add capimail -e CAPIMAIL_API_KEY=<CAPIMAIL_API_KEY> -e CAPIMAIL_MCP_ACCESS=<CAPIMAIL_MCP_ACCESS> -- npx -y @capimail/[email protected]{
"mcpServers": {
"capimail": {
"command": "npx",
"args": [
"-y",
"@capimail/[email protected]"
],
"env": {
"CAPIMAIL_API_KEY": "<CAPIMAIL_API_KEY>",
"CAPIMAIL_MCP_ACCESS": "<CAPIMAIL_MCP_ACCESS>"
}
}
}
}{
"mcpServers": {
"capimail": {
"command": "npx",
"args": [
"-y",
"@capimail/[email protected]"
],
"env": {
"CAPIMAIL_API_KEY": "<CAPIMAIL_API_KEY>",
"CAPIMAIL_MCP_ACCESS": "<CAPIMAIL_MCP_ACCESS>"
}
}
}
}{
"servers": {
"capimail": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"@capimail/[email protected]"
],
"env": {
"CAPIMAIL_API_KEY": "<CAPIMAIL_API_KEY>",
"CAPIMAIL_MCP_ACCESS": "<CAPIMAIL_MCP_ACCESS>"
}
}
}
}Replace the values in angle brackets with your own. Keys stay on your machine; we never see them.
Tools
This server runs locally, so its tools are listed by your MCP client once it starts.
Environment variables
| Name | Description |
|---|---|
CAPIMAIL_API_KEYRequired, secret | CapiMail API key. Start with a cm_test_ key: nothing is delivered or charged. |
CAPIMAIL_MCP_ACCESSOptional | read, draft (read tools plus draft_reply: a person approves every reply) or write. Default: write for test keys, read for live keys. |
Details
| Package | @capimail/[email protected] (NPM, stdio) |
| First published | 12 Nov 2026 |
| Last updated | 12 Nov 2026 |
| Registry name | io.github.lelianto/capimail |
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