A lead source indicates where your lead came from. Currently, these are the possible lead sources:
Workflow automation, and
API. Lead sources are pre-defined and cannot be edited. Please note that leads sourced from the Chatbot feature are assigned the value
Leadbooster. Please also note that this list is not final and new sources may be added as needed.
Returns all lead sources. Please note that the list of lead sources is fixed, it cannot be modified. All leads created through the Pipedrive API will have a lead source