| Agent | A third-party business (EMP, Fleet, Corporate) that integrates with the Agent API to offer charging services |
| CPO | Charge Point Operator — company that owns and operates physical charging stations (e.g., EnBW, IONITY, Allego) |
| EMP | E-Mobility Provider — company that provides charging services to end-user drivers (B2C) |
| EVSE | Electric Vehicle Supply Equipment — a single charging point (one physical plug/cable) within a location |
| OCPI | Open Charge Point Interface — the protocol used between EMPs and CPOs for roaming. Version 2.2 is used by EV Suite |
| OCPP | Open Charge Point Protocol — the protocol between chargers and their management system (not relevant to Agent API) |
| Location | A physical charging site that may contain multiple EVSEs. Identified by location_id |
| Connector | The specific plug on an EVSE (e.g., CCS/Type 2 Combo, CHAdeMO). One EVSE may have multiple connectors |
| Token | An authentication credential (RFID card UID or virtual token) that identifies a driver to the CPO |
| Token Strategy | The method used to associate a charging token with a booking: driver_token, group_token, ad_hoc, or pipelet |
| Booking | A reservation of a specific EVSE for a time window. Follows the lifecycle: REQUESTED → CONFIRMED → COMPLETED |
| Fleet Group | An organizational unit within a fleet, grouping vehicles and drivers with shared spending limits |