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Temporary email for AI agents: create inboxes, wait for emails, extract OTPs, verify signups.
Temporary email for AI agents: create inboxes, wait for emails, extract OTPs, verify signups.
Valid MCP server (1 strong, 4 medium validity signals). 3 known CVEs in dependencies (0 critical, 3 high severity) Package registry verified. Imported from the Official MCP Registry.
14 files analyzed · 4 issues found
Security scores are indicators to help you make informed decisions, not guarantees. Always review permissions before connecting any MCP server.
This plugin requests these system permissions. Most are normal for its category.
Set these up before or after installing:
Environment variable: UCT_API_KEY
Environment variable: UCT_API_BASE
Environment variable: UCT_MCP_TRANSPORT
Add this to your MCP configuration file:
{
"mcpServers": {
"io-github-francofuji-uncorreotemporal-mcp-server": {
"env": {
"UCT_API_KEY": "your-uct-api-key-here",
"UCT_API_BASE": "your-uct-api-base-here",
"UCT_MCP_TRANSPORT": "your-uct-mcp-transport-here"
},
"args": [
"uncorreotemporal-mcp"
],
"command": "uvx"
}
}
}From the project's GitHub README.

MCP server for UnCorreoTemporal, focused on autonomous signup and email verification workflows.
AI Agent
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| MCP
v
Temporary Email MCP Server
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v
UnCorreoTemporal API
Connect directly to the public endpoint — no local install needed:
{
"mcpServers": {
"uncorreotemporal-mcp": {
"url": "https://uncorreotemporal.com/mcp"
}
}
}
The public endpoint is free to use for testing. For production workloads, set your own UCT_API_KEY via local install.
claude mcp add uncorreotemporal -e UCT_API_KEY=uct_your_key_here -- uvx uncorreotemporal-mcp
claude_desktop_config.json){
"mcpServers": {
"uncorreotemporal": {
"command": "uvx",
"args": ["uncorreotemporal-mcp"],
"env": {
"UCT_API_KEY": "uct_your_key_here"
}
}
}
}
Get your API key at uncorreotemporal.com.
uvx uncorreotemporal-mcp
Or run local project version:
UCT_API_KEY=uct_your_key_here \
uv run uncorreotemporal-mcp
inbox = await create_signup_inbox("github")
email = await wait_for_verification_email(inbox["inbox_id"])
link = await extract_verification_link(
inbox_id=inbox["inbox_id"],
message_id=email["message_id"],
)
create_signup_inboxwait_for_verification_emailget_latest_emailextract_otp_codeextract_verification_linkcomplete_signup_flowcomplete_signup_flowRuns:
Input:
{
"service_name": "github",
"timeout_seconds": 90,
"poll_interval_seconds": 3,
"subject_contains": "verify",
"from_contains": "noreply",
"preferred_domains": ["github.com"],
"ttl_minutes": 30
}
Output:
{
"status": "success",
"inbox_id": "agent42@uncorreotemporal.com",
"email": "agent42@uncorreotemporal.com",
"verification_message": {
"message_id": "msg-1",
"subject": "Verify your email",
"from_address": "noreply@example.com",
"received_at": "2026-03-08T11:30:00Z"
},
"verification_link": "https://example.com/confirm?t=abc",
"otp_code": "483920",
"link_candidates": ["https://example.com/confirm?t=abc"],
"otp_candidates": ["483920"]
}
status can be success, partial_success, or timeout.
create_signup_inbox(service_name, ttl_minutes?)Returns:
{
"inbox_id": "agent42@uncorreotemporal.com",
"email": "agent42@uncorreotemporal.com",
"expires_at": "2026-03-08T12:00:00Z",
"service_name": "github"
}
wait_for_verification_email(inbox_id, timeout_seconds?, poll_interval_seconds?, subject_contains?, from_contains?)Returns:
{
"status": "received",
"message_id": "msg-1",
"received_at": "2026-03-08T11:30:00Z",
"subject": "Verify your account",
"from_address": "noreply@example.com",
"timeout_seconds": 90
}
get_latest_email(inbox_id, mark_as_read?)Returns full message body and metadata.
extract_otp_code(message_text? | inbox_id+message_id, otp_length_min?, otp_length_max?)Returns:
{
"otp_code": "483920",
"candidates": ["483920"]
}
extract_verification_link(message_text? | inbox_id+message_id, preferred_domains?)Returns:
{
"verification_link": "https://example.com/confirm?t=abc",
"candidates": ["https://example.com/confirm?t=abc"]
}
Environment variables:
UCT_API_KEY (required)UCT_API_BASE (optional, default: https://uncorreotemporal.com)UCT_HTTP_TIMEOUT_SECONDS (optional, default: 20)UCT_MCP_TRANSPORT (optional, stdio by default; also supports streamable-http and sse)UCT_MCP_HOST (optional, default: 0.0.0.0)UCT_MCP_PORT (optional, default: 8000)UCT_MCP_PATH (optional, default: /mcp)Important: inbox_id == email address.
See /examples:
simple_workflow.pyopenai_agent_signup.pylangchain_agent_signup.pyagent_creates_account.pyRun dry-run:
uv run python examples/simple_workflow.py --dry-run
Build:
docker build -t uncorreotemporal-mcp .
Run stdio mode:
docker run --rm -i \
-e UCT_API_KEY=uct_your_key_here \
uncorreotemporal-mcp
Run streamable-http mode:
docker run --rm -p 8000:8000 \
-e UCT_API_KEY=uct_your_key_here \
-e UCT_MCP_TRANSPORT=streamable-http \
-e UCT_MCP_PATH=/mcp \
uncorreotemporal-mcp
Removed legacy low-level tools:
create_mailboxlist_mailboxesget_messagesread_messagedelete_mailboxMigration map:
create_mailbox -> create_signup_inboxget_messages + read_message -> wait_for_verification_email + get_latest_emailcomplete_signup_flowPrepared listing payloads are in /directory-listings for:
Deployment templates for https://uncorreotemporal.com/mcp are in /deploy.
uv run pytest
uv run uncorreotemporal-mcp
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