# RCS-API.com > Bilingual developer hub for integrating RCS Business Messaging through iP.1 Networks AB. The OpenAPI document is the machine-readable source of truth for endpoints, request schemas, authentication and responses: - https://rcs-api.com/openapi.json ## Developer resources - Swedish documentation: https://rcs-api.com/dokumentation/ - English documentation: https://rcs-api.com/en/documentation/ - Swedish API reference: https://rcs-api.com/api-referens/ - English API reference: https://rcs-api.com/en/api-reference/ - Swedish playground: https://rcs-api.com/playground/ - English playground: https://rcs-api.com/en/playground/ - Published API status and changelog: https://rcs-api.com/api-status/ - Machine-readable status: https://rcs-api.com/api-status.json - Machine-readable search index: https://rcs-api.com/search-index.json ## Start here - Get started (Swedish): https://rcs-api.com/dokumentation/introduktion/kom-igang/ - Get started (English): https://rcs-api.com/en/documentation/introduction/get-started/ - Create an agent (Swedish): https://rcs-api.com/dokumentation/introduktion/skapa-en-agent/ - Create an agent (English): https://rcs-api.com/en/documentation/introduction/create-an-agent/ - Check RCS capabilities (Swedish): https://rcs-api.com/dokumentation/introduktion/kontrollera-om-mottagarens-enhet-stoder-rcs/ - Check RCS capabilities (English): https://rcs-api.com/en/documentation/introduction/check-if-the-recipients-device-supports-rcs/ - Send RCS (Swedish): https://rcs-api.com/dokumentation/bundles/skicka-rcs/ - Send RCS (English): https://rcs-api.com/en/documentation/bundles/send-rcs/ ## Notes - Production API base URL: https://api.ip1.net/v3 - Authentication uses bearer API tokens. - The website and documentation are available in Swedish and English. - API status on this site is a published snapshot, not live telemetry. - Support: support@ip1.se