Every action below is available as an MCP tool and a verb in Cerebral OS — callable from any AI agent, Claude, Cursor, Windsurf, or your own runtime via the BYOA API. All executions are governed, audited, and dry-run safe.
Cancel Subscription
shift4:cancel_subscription
Cancel a subscription immediately or at the end of the current period.
Write
High risk
Capture Charge
shift4:capture_charge
Capture a previously authorized charge.
Write
Medium risk
Create Card Token
shift4:create_card_token
Create a secure card token for use in charges. This tokenizes sensitive card data.
Write
Medium risk
Create Charge
shift4:create_charge
Create a new charge (payment) in Shift4.
Write
Medium risk
Create Customer
shift4:create_customer
Create a new customer in Shift4.
Write
Medium risk
Create Plan
shift4:create_plan
Create a new subscription plan.
Write
Medium risk
Create Refund
shift4:create_refund
Create a refund for a charge.
Write
Medium risk
Create Subscription
shift4:create_subscription
Create a new subscription for a customer.
Write
Medium risk
Delete Customer
shift4:delete_customer
Delete a customer permanently. This cannot be undone.
Write
High risk
Get Charge
shift4:get_charge
Fetch a single charge by ID with payment details and status.
Read
Low risk
Get Customer
shift4:get_customer
Fetch a single customer by ID with their details and metadata.
Read
Low risk
Get Plan
shift4:get_plan
Fetch a single plan by ID with pricing and billing details.
Read
Low risk
Get Refund
shift4:get_refund
Fetch a single refund by ID with details and status.
Read
Low risk
Get Subscription
shift4:get_subscription
Fetch a single subscription by ID with status and billing details.
Read
Low risk
List Charges
shift4:list_charges
List charges with optional filtering and pagination.
Read
Low risk
List Customers
shift4:list_customers
List customers with optional filtering and pagination.
Read
Low risk
List Plans
shift4:list_plans
List subscription plans with optional filtering and pagination.
Read
Low risk
List Refunds
shift4:list_refunds
List refunds with optional filtering and pagination.
Read
Low risk
Update Customer
shift4:update_customer
Update an existing customer's details.
Write
Medium risk