# ONX Check

Is your brand ONX compliant?

A completely free validator for Order Network eXchange.

No email or signup required, results in seconds.

## What this site is

ONX Check is an independent, free validator for Order Network eXchange. Validate the 12 fulfillment tools of an ONX server running on MCP. It validates against spec version 1.0.0.

## What it checks

- Discovery
- Schema
- Capabilities
- Endpoints

## How to use it

Submit the full URL where your ONX surface lives — not a bare domain — at https://www.onxcheck.org/check?url=<your-url>. We fetch that single endpoint plus any endpoints your manifest declares. There is no signup and no account.

## More pages

- [About ONX](https://www.onxcheck.org/about.md) — What Order Network eXchange is and why it matters.
- [Methodology](https://www.onxcheck.org/methodology.md) — How ONX Check validates ONX endpoints.
- [FAQ](https://www.onxcheck.org/faq.md) — Common questions about ONX and this validator.
- [Resources](https://www.onxcheck.org/resources.md) — ONX spec links and related tools.
- [For site admins](https://www.onxcheck.org/bot.md) — Bot identification, credentials handling, and what we retain.
- [Glossary](https://www.onxcheck.org/glossary.md) — Definitions of ONX and agentic commerce terms.
- [Site map](https://www.onxcheck.org/sitemap.md) — Every ONX Check page available as Markdown.