# Updown.io — MCP server on mcp.ai
> Connect your Updown.io account and use 5 tools for server monitoring straight from your AI agent. Connect with your own API key. updown.io is a simple and inexpensive website monitoring service that checks the availability and performance of your websites and APIs.

By: mcp.ai · official
Page: https://mcp.ai/updown_io

## Connect (MCP protocol)
Remote MCP endpoint (HTTP, streamable): https://api.mcp.ai/p_updown_io?ms=1787293560000
Add it as a custom/remote MCP connector, then authenticate when prompted.

## REST API (no MCP client required)
Every tool is also a REST endpoint, authed with a workspace API key.
Discover: GET https://api.mcp.ai/api/updown_io/_endpoints   # public; lists every endpoint
Call:     POST https://api.mcp.ai/api/updown_io/<endpoint>
  Authorization: Bearer sk_live_…   # create one at https://mcp.ai/settings/api-keys
  Content-Type: application/json
  Body: { …args }   →   { "ok": true, "tool": "<id>", "result": { … } }

## Developer docs
How to use (MCP or REST), markdown: https://mcp.ai/updown_io/skill.md
Postman collection (v2.1): https://mcp.ai/updown_io/postman.json

## Tools
- updown_io_list_checks() — Tool to retrieve all monitoring checks on your updown.io account. Use when you need to view all configured checks including their status, uptime, and settings.
- updown_io_list_node_ips() — Tool to retrieve a list of all updown.io server IP addresses. Use when configuring firewalls or IP allowlists to permit updown.io monitoring.
- updown_io_list_node_ipv4() — Tool to list all updown.io server IPv4 addresses. Use when you need to retrieve the current set of updown.io node IPv4 addresses.
- updown_io_list_node_ipv6() — Tool to retrieve a list of all updown.io server IPv6 addresses. Use when you need to enumerate available IPv6 monitoring nodes.
- updown_io_list_nodes() — Tool to retrieve a list of all updown.io monitoring servers. Use when you need to discover available monitoring nodes.

## Example prompts
- "What can I do in Updown.io?"
- "Show me a summary of my Updown.io account"

## Links
Docs: https://mcp.ai/docs/mcps/updown_io
Website: https://mcp.ai/mcps/updown_io