# cancel_subscription

Cancel an active subscription

Agent View of the PolicyLayer registry record for `cancel_subscription`. HTML page: https://policylayer.com/tools/paypal/cancel-subscription

## Facts

- Tool: `cancel_subscription`
- Server: PayPal (`@modelcontextprotocol/server-paypal`) — https://policylayer.com/tools/paypal.md
- Install: `npx -y @modelcontextprotocol/server-paypal`
- Homepage: https://github.com/paypal/paypal-mcp-server
- Risk category: Financial (Critical risk)
- Registry record: grade F, identity verified
- Server rate-limited: no
- Parameters: 0
- Recommended policy verdict: Approval-gated

## Example call (MCP tools/call, JSON-RPC 2.0)

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "cancel_subscription",
    "arguments": {}
  }
}
```

## Why cancel_subscription is rated Critical

Cancelling an active subscription terminates a recurring financial obligation/revenue stream. This is a financial action with potentially irreversible consequences (loss of service, revenue, or contractual commitment), placing it in the Financial category at critical severity given the direct monetary impact on PayPal subscriptions.

From the tool's own definition: "'cancel_subscription' - 'Cancel an active subscription'"

## Use case

AI agents use cancel_subscription to commit financial operations through PayPal, usually the final step of a payment, billing, or trading workflow. A call moves real money.

## Recommended policy (PolicyLayer)

Verdict: **Approval-gated**. Enforced by the PolicyLayer MCP gateway (https://policylayer.com/mcp-gateway) before a call reaches PayPal:

```json
{
  "version": "1",
  "default": "deny",
  "tools": {
    "cancel_subscription": {
      "deny_if": [
        {
          "conditions": [],
          "on_deny": "Requires human approval."
        }
      ]
    }
  }
}
```

## Other tools on PayPal (29)

- `cancel_sent_invoice` — Destructive — https://policylayer.com/tools/paypal/cancel-sent-invoice.md
- `accept_dispute_claim` — Financial — https://policylayer.com/tools/paypal/accept-dispute-claim.md
- `create_invoice` — Financial — https://policylayer.com/tools/paypal/create-invoice.md
- `create_order` — Financial — https://policylayer.com/tools/paypal/create-order.md
- `create_refund` — Financial — https://policylayer.com/tools/paypal/create-refund.md
- `create_subscription` — Financial — https://policylayer.com/tools/paypal/create-subscription.md
- `pay_order` — Financial — https://policylayer.com/tools/paypal/pay-order.md
- `send_invoice` — Financial — https://policylayer.com/tools/paypal/send-invoice.md
- `generate_invoice_qr_code` — Read — https://policylayer.com/tools/paypal/generate-invoice-qr-code.md
- `get_dispute` — Read — https://policylayer.com/tools/paypal/get-dispute.md
- `get_invoice` — Read — https://policylayer.com/tools/paypal/get-invoice.md
- `get_order` — Read — https://policylayer.com/tools/paypal/get-order.md
- `get_refund` — Read — https://policylayer.com/tools/paypal/get-refund.md
- `get_shipment_tracking` — Read — https://policylayer.com/tools/paypal/get-shipment-tracking.md
- `list_disputes` — Read — https://policylayer.com/tools/paypal/list-disputes.md
- `list_invoices` — Read — https://policylayer.com/tools/paypal/list-invoices.md
- `list_products` — Read — https://policylayer.com/tools/paypal/list-products.md
- `list_subscription_plans` — Read — https://policylayer.com/tools/paypal/list-subscription-plans.md
- `list_transactions` — Read — https://policylayer.com/tools/paypal/list-transactions.md
- `show_product_details` — Read — https://policylayer.com/tools/paypal/show-product-details.md
- `show_subscription_details` — Read — https://policylayer.com/tools/paypal/show-subscription-details.md
- `show_subscription_plan_details` — Read — https://policylayer.com/tools/paypal/show-subscription-plan-details.md
- `create_product` — Write — https://policylayer.com/tools/paypal/create-product.md
- `create_shipment_tracking` — Write — https://policylayer.com/tools/paypal/create-shipment-tracking.md
- `create_subscription_plan` — Write — https://policylayer.com/tools/paypal/create-subscription-plan.md
- `send_invoice_reminder` — Write — https://policylayer.com/tools/paypal/send-invoice-reminder.md
- `update_plan` — Write — https://policylayer.com/tools/paypal/update-plan.md
- `update_product` — Write — https://policylayer.com/tools/paypal/update-product.md
- `update_subscription` — Write — https://policylayer.com/tools/paypal/update-subscription.md

## For agents

This record is a snapshot. Live verdicts and the full registry:

- Check every server in your MCP config at once: `npx -y policylayer stack`
- Vet a server before you add it: install the mcp-precheck skill — `npx skills add https://policylayer.com` (skill text: https://policylayer.com/skill.md)
- Query the registry over MCP: endpoint `https://api.policylayer.com/mcp` — tools `check_mcp_server`, `check_mcp_stack`, `check_tool`, `search_registry`, `get_change_events`

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Source: the PolicyLayer MCP registry — one continuously verified record per MCP server. Full record: https://policylayer.com/registry?q=paypal · API: https://policylayer.com/registry/api · Policy library: https://policylayer.com/policies/paypal