# Pirsch Analytics MCP by usefulapi (io.usefulapi/pirsch): tool descriptions scored

- tools/list taken: 2026-11-02 (UTC)
- From: [Official MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/io.usefulapi%2Fpirsch/versions/latest)
- Connected to: https://pirsch.usefulapi.io/mcp
- Homepage: https://usefulapi.io/pirsch/
- Repository: https://github.com/m190/usefulapi-mcp
- Scoring rules: v2
- Tools: 27
- Average: 52.0 / 100 (Cloudy)
- Near-identical pairs: 2

This page shows how Pirsch Analytics MCP by usefulapi (io.usefulapi/pirsch)'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

- `pirsch_get_domain`: 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_list_funnels`: 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_get_active_visitors`: 47 / 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_get_overview`: 47 / 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_list_domains`: 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.
- `pirsch_get_duration`: 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.
  - Minor: Required identifiers whose description does not say where the value comes from: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_get_platforms`: 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_get_session`: 49 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `pirsch_get_tag_breakdown`: 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_list_event_pages`: 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_list_goals`: 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_list_hostnames`: 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_get_event_breakdown`: 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_get_funnel`: 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: domain_id, funnel_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_get_growth`: 52 / 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_get_totals`: 52 / 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_list_events`: 52 / 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.
- `pirsch_list_sessions`: 52 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `pirsch_list_tags`: 52 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `pirsch_get_visitors_time_series`: 57 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_list_devices`: 57 / 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_list_geography`: 57 / 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_list_referrers`: 57 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `pirsch_list_utm`: 57 / 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_list_pages`: 60 / 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: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_get_time_distribution`: 62 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: domain_id. Name the tool or the place that returns it, or models look it up first.
- `pirsch_list_filter_values`: 62 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: domain_id. Name the tool or the place that returns it, or models look it up first.

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