Email MCP server — Gmail, IMAP, and JMAP support for AI tools
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add mailbox --env MAILBOX_MCP_PASSPHRASE='<MAILBOX_MCP_PASSPHRASE>' -- npx -y mailbox-mcp~/.codex/config.toml
[mcp_servers.mailbox]
command = "npx"
args = ["-y", "mailbox-mcp"]
env = { MAILBOX_MCP_PASSPHRASE = "<MAILBOX_MCP_PASSPHRASE>" }
# codex mcp add mailbox --env MAILBOX_MCP_PASSPHRASE='<MAILBOX_MCP_PASSPHRASE>' -- npx -y mailbox-mcp~/.cursor/mcp.json
{
"mcpServers": {
"mailbox": {
"command": "npx",
"args": [
"-y",
"mailbox-mcp"
],
"env": {
"MAILBOX_MCP_PASSPHRASE": "<MAILBOX_MCP_PASSPHRASE>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"mailbox": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"mailbox-mcp"
],
"env": {
"MAILBOX_MCP_PASSPHRASE": "<MAILBOX_MCP_PASSPHRASE>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"mailbox": {
"command": "npx",
"args": [
"-y",
"mailbox-mcp"
],
"env": {
"MAILBOX_MCP_PASSPHRASE": "<MAILBOX_MCP_PASSPHRASE>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"mailbox": {
"command": "npx",
"args": [
"-y",
"mailbox-mcp"
],
"env": {
"MAILBOX_MCP_PASSPHRASE": "<MAILBOX_MCP_PASSPHRASE>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"mailbox": {
"command": "npx",
"args": [
"-y",
"mailbox-mcp"
],
"env": {
"MAILBOX_MCP_PASSPHRASE": "<MAILBOX_MCP_PASSPHRASE>"
}
}
}
}Environment variables
MAILBOX_MCP_PASSPHRASE
Replace the placeholders with your own credentials and keep them out of version control.