# IDX Broker MCP by usefulapi (io.usefulapi/idx-broker): tool descriptions scored

- tools/list taken: 2026-11-02 (UTC)
- From: [Official MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/io.usefulapi%2Fidx-broker/versions/latest)
- Connected to: https://idx-broker.usefulapi.io/mcp
- Homepage: https://usefulapi.io/idx-broker/
- Repository: https://github.com/m190/usefulapi-mcp
- Scoring rules: v2
- Tools: 27
- Average: 50.2 / 100 (Cloudy)
- Near-identical pairs: 0

This page shows how IDX Broker MCP by usefulapi (io.usefulapi/idx-broker)'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

- `idx_list_off_market_listings`: 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.
- `idx_list_saved_links`: 41 / 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.
- `idx_list_sold_pending_listings`: 43 / 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.
- `idx_list_supplemental_listings`: 43 / 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.
- `idx_get_saved_link_count`: 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: saved_link_id. Name the tool or the place that returns it, or models look it up first.
- `idx_get_widget`: 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: widget_id. Name the tool or the place that returns it, or models look it up first.
- `idx_list_offices`: 45 / 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.
- `idx_list_widgets`: 46 / 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.
- `idx_list_agents`: 48 / 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.
- `idx_get_lead`: 49 / 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: lead_id. Name the tool or the place that returns it, or models look it up first.
- `idx_list_mls_property_types`: 49 / 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.
- `idx_list_system_links`: 49 / 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.
- `idx_get_lead_traffic`: 50 / 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: lead_id. Name the tool or the place that returns it, or models look it up first.
- `idx_list_featured_listings`: 51 / 100
  - 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.
- `idx_list_lead_saved_properties`: 51 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: lead_id. Name the tool or the place that returns it, or models look it up first.
- `idx_list_lead_searches`: 51 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: lead_id. Name the tool or the place that returns it, or models look it up first.
- `idx_get_account_type`: 52 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `idx_list_mls_locations`: 52 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `idx_list_mls_search_fields`: 52 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `idx_list_leads`: 53 / 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.
- `idx_add_lead_note`: 54 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Required identifiers whose description does not say where the value comes from: lead_id. Name the tool or the place that returns it, or models look it up first.
- `idx_get_account_info`: 54 / 100
  - Minor: Says nothing about what it returns.
- `idx_get_mls_age`: 54 / 100
  - Minor: Says nothing about what it returns.
- `idx_list_approved_mls`: 54 / 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.
- `idx_list_lead_notes`: 54 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: lead_id. Name the tool or the place that returns it, or models look it up first.
- `idx_update_lead`: 65 / 100
  - Minor: Says nothing about what it returns.
- `idx_create_lead`: 67 / 100
  - Major: Says nothing about when to use it, or when not to.

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