# GripperCommandService - Source proto: `rb/api/gripper_command_service.proto` gRPC service for gripper command. | Method Name | Request Type | Response Type | Description | | ----------- | ------------ | ------------- | ------------| | GripperInitialization | [GripperInitializationRequest](../gripper_command/gripperinitializationrequest.md#rb-api-gripperinitializationrequest) | [GripperInitializationResponse](../gripper_command/gripperinitializationresponse.md#rb-api-gripperinitializationresponse) | | | GripperMove | [GripperMoveRequest](../gripper_command/grippermoverequest.md#rb-api-grippermoverequest) | [GripperMoveResponse](../gripper_command/grippermoveresponse.md#rb-api-grippermoveresponse) | Joint command |