For API, OAuth, or MCP integration support, email support@billabex.com or use the Billabex contact form. Include the endpoint or MCP tool name, the OpenAPI operation ID when applicable, the HTTP status, the environment, and an approximate timestamp. Never send access tokens, client secrets, invoice files, or customer personal data in a support request.
For product, billing, partnership, legal, or privacy questions, use the same contact form and identify the subject clearly. Privacy and data-rights requests should be marked for the attention of the data protection officer. Security concerns should include a concise impact description and safe reproduction steps, without testing against data or organizations you do not own.
BILLABEX is registered with the Paris Trade and Companies Register under number 984 298 505. Its registered office is 26 rue Bosquet, 75007 Paris, France. The official website is www.billabex.com, and this portal at developer.billabex.com is the official source for public API and MCP integration documentation.