Troubleshooting If requests fail, run or . How to Use Mapbox authenticates with an access token passed as the query parameter on every request. The base URL is . 1. Forward geocode 2. Reverse geocode 3. Driving directions 4. Isochrone (15-minute walking polygon) 5. Matrix (travel time between many points) Guidelines 1. Public vs secret tokens — keys are safe for client use; keys must stay server-side. The connector secret is the token by default. 2. Coordinate order is — opposite of Google. Double-check before sending. 3. is the friendliest format — easier to plot than . 4. Free tier is gener…