Hi - I answer from the OpenSmartRoute documentation: routing, the API, plans and quotas, self-hosting. Ask away, or open a support ticket if you need a person.
Grounded in the docs - follow a source before acting on it.
MCPFax Public-Data Utility API - Tool - OpenSmartRoute
Toolv1.0.9
MCPFax Public-Data Utility API
One public fact when you have no API key: where, what time, what rate. 31 lookups.