Zero-config disposable email inboxes for AI agents: create, read mail, await verify codes.
Setup
Choose your client, copy the config, then fill in any required environment variables.
claude mcp add emptyinbox --env EMPTYINBOX_API_KEY='<EMPTYINBOX_API_KEY>' -- npx -y emptyinbox-mcp~/.codex/config.toml
[mcp_servers.emptyinbox]
command = "npx"
args = ["-y", "emptyinbox-mcp"]
env = { EMPTYINBOX_API_KEY = "<EMPTYINBOX_API_KEY>" }
# codex mcp add emptyinbox --env EMPTYINBOX_API_KEY='<EMPTYINBOX_API_KEY>' -- npx -y emptyinbox-mcp~/.cursor/mcp.json
{
"mcpServers": {
"emptyinbox": {
"command": "npx",
"args": [
"-y",
"emptyinbox-mcp"
],
"env": {
"EMPTYINBOX_API_KEY": "<EMPTYINBOX_API_KEY>"
}
}
}
}.vscode/mcp.json
{
"servers": {
"emptyinbox": {
"type": "stdio",
"command": "npx",
"args": [
"-y",
"emptyinbox-mcp"
],
"env": {
"EMPTYINBOX_API_KEY": "<EMPTYINBOX_API_KEY>"
}
}
}
}~/.gemini/settings.json
{
"mcpServers": {
"emptyinbox": {
"command": "npx",
"args": [
"-y",
"emptyinbox-mcp"
],
"env": {
"EMPTYINBOX_API_KEY": "<EMPTYINBOX_API_KEY>"
}
}
}
}claude_desktop_config.json
{
"mcpServers": {
"emptyinbox": {
"command": "npx",
"args": [
"-y",
"emptyinbox-mcp"
],
"env": {
"EMPTYINBOX_API_KEY": "<EMPTYINBOX_API_KEY>"
}
}
}
}.trae/mcp.json
{
"mcpServers": {
"emptyinbox": {
"command": "npx",
"args": [
"-y",
"emptyinbox-mcp"
],
"env": {
"EMPTYINBOX_API_KEY": "<EMPTYINBOX_API_KEY>"
}
}
}
}Environment variables
EMPTYINBOX_API_KEY
Replace the placeholders with your own credentials and keep them out of version control.