# Is It Up or Down

> Live status of websites, apps, AI APIs and AI agents: each company's official status page where one exists, our own checks every few minutes, response time, 24 hour uptime and user reports.

## For AI agents
- MCP server (Streamable HTTP, no sign-in): https://isitupordown.com/mcp
  Tools: check_status, whats_down, healthy_ai_providers, list_services, check_website
- JSON API, free, no key: https://isitupordown.com/v1/status/<id> (also accepts a name or address, like api.openai.com)
- Everything with a problem right now: https://isitupordown.com/v1/down
- AI providers that are up, fastest first: https://isitupordown.com/v1/ai/healthy?category=llm
- Docs: https://isitupordown.com/developers/

## Pages
- [All services](https://isitupordown.com/)
- [AI API status](https://isitupordown.com/ai-api-status/): model APIs, inference, voice, image, search APIs, GPU clouds
- [AI agents status](https://isitupordown.com/ai-agents-status/): AI assistants, agents, coding tools, creative apps
- [Check any website](https://isitupordown.com/check/)
- [Domain expiry checker](https://isitupordown.com/domain-expiry-checker/): expiry date, age and registrar from the registry's RDAP
- [DNS and email checker](https://isitupordown.com/dns-checker/): DNS records on two public resolvers, SPF, DKIM, DMARC, BIMI
- [QR code checker](https://isitupordown.com/qr-code-checker/): reads a QR code in the browser, follows its link, flags expired codes and warning signs
- Each service: https://isitupordown.com/is-<id>-down/