When calling XPO's APIs we require the following Headers to be included with applicable information when available.

• XPO-Caller-TMS 
• XPO-Caller-Broker
• XPO-Caller-3PL
• XPO-Caller-ServiceProvider

XPO will provide you with details to use, if you currently have a SCAC Code, please let us know.

Examples would be:

curl -X "POST" "https://api.ltl.xpo.com/rating/1.0/ratequotes" \
     -H 'Authorization: Bearer abc123' \
     -H 'XPO-Caller-ServiceProvider: SCAC' \

curl -X "POST" "https://api.ltl.xpo.com/rating/1.0/ratequotes" \
     -H 'Authorization: Bearer abc123' \
     -H 'XPO-Caller-TMS: AcmeTMS' \
     -H 'XPO-Caller-3PL: Acme3PL' \

curl -X "POST" "https://api.ltl.xpo.com/rating/1.0/ratequotes" \
     -H 'Authorization: Bearer abc123' \
     -H 'XPO-Caller-Broker: AcmeBroker' \

Please send an email to mailto:LTLWebAPISupport@xpo.com if you any questions or need guidance on what to use.