# Twice Commerce MCP by usefulapi (io.usefulapi/twice-commerce): tool descriptions scored

- tools/list taken: 2026-11-02 (UTC)
- From: [Official MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/io.usefulapi%2Ftwice-commerce/versions/latest)
- Connected to: https://twice-commerce.usefulapi.io/mcp
- Homepage: https://usefulapi.io/twice-commerce/
- Repository: https://github.com/m190/usefulapi-mcp
- Scoring rules: v2
- Tools: 20
- Average: 45.5 / 100 (Cloudy)
- Near-identical pairs: 2

This page shows how Twice Commerce MCP by usefulapi (io.usefulapi/twice-commerce)'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

No server-wide issues.

## Tools

- `twicecommerce_list_catalog_items`: 39 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: sort_by.
  - Minor: No `required` list, so every argument is optional.
  - Minor: Says nothing about what it returns.
- `twicecommerce_list_customers`: 39 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Arguments without a description: sort_by.
  - Minor: No `required` list, so every argument is optional.
  - Minor: Says nothing about what it returns.
- `twicecommerce_list_discount_codes`: 39 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: No `required` list, so every argument is optional.
  - Minor: The description mentions none of its 3 or more arguments.
  - Minor: Says nothing about what it returns.
- `twicecommerce_get_catalog_item`: 42 / 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: catalog_item_id. Name the tool or the place that returns it, or models look it up first.
- `twicecommerce_get_customer`: 42 / 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: customer_id. Name the tool or the place that returns it, or models look it up first.
- `twicecommerce_get_customer_orders`: 42 / 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: customer_id. Name the tool or the place that returns it, or models look it up first.
- `twicecommerce_get_order`: 42 / 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: order_id. Name the tool or the place that returns it, or models look it up first.
- `twicecommerce_get_order_payments`: 42 / 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: order_id. Name the tool or the place that returns it, or models look it up first.
- `twicecommerce_get_sku`: 42 / 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: sku_id. Name the tool or the place that returns it, or models look it up first.
- `twicecommerce_get_stock_item`: 42 / 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: stock_item_id. Name the tool or the place that returns it, or models look it up first.
- `twicecommerce_list_skus`: 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.
- `twicecommerce_list_stock_items`: 44 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: No `required` list, so every argument is optional.
  - Minor: The description mentions none of its 3 or more arguments.
  - Minor: Says nothing about what it returns.
- `twicecommerce_get_order_invoices`: 45 / 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: order_id. Name the tool or the place that returns it, or models look it up first.
- `twicecommerce_list_tags`: 47 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `twicecommerce_get_merchant`: 49 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `twicecommerce_list_taxes`: 49 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `twicecommerce_list_service_locations`: 51 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: No `required` list, so every argument is optional.
- `twicecommerce_add_order_comment`: 52 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: order_id. Name the tool or the place that returns it, or models look it up first.
- `twicecommerce_check_availability`: 55 / 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: Required identifiers whose description does not say where the value comes from: catalog_item_id. Name the tool or the place that returns it, or models look it up first.
- `twicecommerce_list_orders`: 62 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: No `required` list, so every argument is optional.

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