Support

Email help@ottomfg.com. Include the endpoint, UTC request time, HTTP status, error code, the X-Request-ID response header value and the relevant file, model, quote or order ID.

Never send your API key, webhook signing secret, signed URLs or card details.

During the preview, ask support for testing instructions before you send payment requests. A public sandbox is planned; the changelog will announce it.

Email help@ottomfg.com with the subject Security. Describe the issue and how to reproduce it. Do not test against other customers’ data or degrade the service.