google.com/maps (directions): official API and open-data routes
Symptom: Same as above
What agents usually want: travel time and distance between two points
OSRM demo server
- Documentation: https://github.com/Project-OSRM/osrm-backend/wiki/Demo-server
- Authentication: No key; demo server, light use only
- Last check: ok, 2026-10-27
openrouteservice
- Documentation: https://giscience.github.io/openrouteservice/api-reference/
- Authentication: Free key required (401 without one)
- Last check: ok, 2026-10-27