# Seal Subscriptions MCP by usefulapi (io.usefulapi/seal-subscriptions): tool descriptions scored

- tools/list taken: 2026-11-02 (UTC)
- From: [Official MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/io.usefulapi%2Fseal-subscriptions/versions/latest)
- Connected to: https://seal-subscriptions.usefulapi.io/mcp
- Homepage: https://usefulapi.io/seal-subscriptions/
- Repository: https://github.com/m190/usefulapi-mcp
- Scoring rules: v2
- Tools: 27
- Average: 53.1 / 100 (Cloudy)
- Near-identical pairs: 0

This page shows how Seal Subscriptions MCP by usefulapi (io.usefulapi/seal-subscriptions)'s tool descriptions scored, the issues found and the names of its tools and parameters. The descriptions are the server's own: read them where the copy came from.

Forecall asked the URL this server lists in the official MCP Registry for its tools/list once, on the date above, without calling any tool. The server may have changed since.

## Across the server

- Minor: 27 tools. Above 25, models start to tell tools apart less well.

## Tools

- `sealsubscriptions_get_subscription_rule`: 44 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: rule_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_list_subscription_rules`: 44 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: No `required` list, so every argument is optional.
  - Minor: Says nothing about what it returns.
  - Minor: The name is long (41 characters).
- `sealsubscriptions_remove_items`: 45 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: item_ids.
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id, item_ids. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_append_rule_product_variants`: 47 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: The description mentions none of its 3 or more arguments.
  - Minor: Says nothing about what it returns.
  - Minor: The name is long (46 characters).
  - Minor: Required identifiers whose description does not say where the value comes from: rule_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_edit_subscription`: 47 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: note_attributes[].name, note_attributes[].value, delivery_method_title, delivery_method_presentment_title, delivery_price, delivery_method_code, s_first_name, s_last_name, s_company, s_address1, s_address2, s_zip, s_city, s_province, s_province_code, s_country, s_country_code, s_phone.
  - Minor: The description mentions none of its 3 or more arguments.
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_list_subscriptions`: 47 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: No `required` list, so every argument is optional.
  - Minor: Says nothing about what it returns.
- `sealsubscriptions_edit_items`: 48 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: items, items[].quantity, items[].title, items[].sku, items[].properties[].key, items[].properties[].value.
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_list_webhooks`: 49 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `sealsubscriptions_get_subscription`: 52 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_pause_subscription`: 52 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_reschedule_fulfillment_order`: 52 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: The name is long (46 characters).
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id, fulfillment_order_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_resume_subscription`: 52 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_schedule_cancellation`: 52 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_skip_billing_attempt`: 52 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id, billing_attempt_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_unskip_billing_attempt`: 52 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id, billing_attempt_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_add_items`: 55 / 100
  - Minor: Arguments without a description: items, items[].quantity, items[].sku, items[].properties[].key, items[].properties[].value.
  - Minor: The description mentions none of its 3 or more arguments.
  - Minor: The meaning of the boolean argument items[].taxable is unclear.
  - Minor: The meaning of the boolean argument items[].requires_shipping is unclear.
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_apply_discount_code`: 55 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_cancel_customer_subscription`: 55 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: The name is long (46 characters).
- `sealsubscriptions_delete_billing_attempt`: 55 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `sealsubscriptions_remove_discount_code`: 55 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id, discount_code_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_reschedule_billing_attempt`: 55 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: The name is long (44 characters).
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id, billing_attempt_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_edit_subscription_rule`: 57 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: name.
  - Minor: Says nothing about what it returns.
- `sealsubscriptions_list_subscriptions_by_billing_date`: 57 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: The name is long (52 characters).
- `sealsubscriptions_create_charge_now`: 60 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_reactivate_subscription`: 60 / 100
  - Minor: Says nothing about what it returns.
  - Minor: The name is long (41 characters).
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_process_charge`: 65 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id, billing_attempt_id. Name the tool or the place that returns it, or models look it up first.
- `sealsubscriptions_send_payment_method_update_email`: 70 / 100
  - Minor: Says nothing about what it returns.
  - Minor: The name is long (50 characters).
  - Minor: Required identifiers whose description does not say where the value comes from: subscription_id. Name the tool or the place that returns it, or models look it up first.

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