# When I Work MCP by usefulapi (io.usefulapi/when-i-work): tool descriptions scored

- tools/list taken: 2026-11-02 (UTC)
- From: [Official MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/io.usefulapi%2Fwhen-i-work/versions/latest)
- Connected to: https://when-i-work.usefulapi.io/mcp
- Homepage: https://usefulapi.io/when-i-work/
- Repository: https://github.com/m190/usefulapi-mcp
- Scoring rules: v2
- Tools: 21
- Average: 54.5 / 100 (Cloudy)
- Near-identical pairs: 0

This page shows how When I Work MCP by usefulapi (io.usefulapi/when-i-work)'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

- `wheniwork_list_users`: 47 / 100
  - Minor: No `required` list, so every argument is optional.
  - Minor: The description mentions none of its 3 or more arguments.
  - Minor: The meaning of the boolean argument only_pending is unclear.
  - Minor: Says nothing about what it returns.
- `wheniwork_create_time_off_request`: 50 / 100
  - Minor: The description mentions none of its 3 or more arguments.
  - Minor: Says nothing about what it returns.
- `wheniwork_get_shift`: 52 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: shift_id. Name the tool or the place that returns it, or models look it up first.
- `wheniwork_get_time_off_request`: 52 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: request_id. Name the tool or the place that returns it, or models look it up first.
- `wheniwork_get_user`: 52 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: user_id. Name the tool or the place that returns it, or models look it up first.
- `wheniwork_list_annotations`: 52 / 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.
- `wheniwork_list_availability`: 52 / 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.
- `wheniwork_list_eligible_users_for_shift`: 52 / 100
  - Minor: No `required` list, so every argument is optional.
  - Minor: Says nothing about what it returns.
- `wheniwork_list_time_off_requests`: 52 / 100
  - Minor: No `required` list, so every argument is optional.
  - Minor: Says nothing about what it returns.
- `wheniwork_list_times`: 52 / 100
  - Minor: No `required` list, so every argument is optional.
  - Minor: Says nothing about what it returns.
- `wheniwork_publish_shifts`: 52 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: ids. Name the tool or the place that returns it, or models look it up first.
- `wheniwork_update_time_off_request`: 52 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: request_id. Name the tool or the place that returns it, or models look it up first.
- `wheniwork_list_positions`: 54 / 100
  - Minor: No `required` list, so every argument is optional.
  - Minor: The meaning of the boolean argument show_deleted is unclear.
  - Minor: Says nothing about what it returns.
- `wheniwork_create_shift`: 56 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: location_id. Name the tool or the place that returns it, or models look it up first.
- `wheniwork_get_account`: 57 / 100
  - Minor: Says nothing about what it returns.
- `wheniwork_list_locations`: 57 / 100
  - Minor: No `required` list, so every argument is optional.
  - Minor: Says nothing about what it returns.
- `wheniwork_list_shift_swaps`: 57 / 100
  - Minor: No `required` list, so every argument is optional.
  - Minor: The meaning of the boolean argument open_only is unclear.
  - Minor: Says nothing about what it returns.
  - Major: It may be destructive, but destructiveHint is not set.
- `wheniwork_list_shifts`: 57 / 100
  - Minor: No `required` list, so every argument is optional.
  - Minor: Says nothing about what it returns.
- `wheniwork_unpublish_shifts`: 59 / 100
  - Minor: Required identifiers whose description does not say where the value comes from: ids. Name the tool or the place that returns it, or models look it up first.
- `wheniwork_list_time_off_types`: 62 / 100
  - Minor: Says nothing about what it returns.
- `wheniwork_update_shift`: 68 / 100
  - Minor: Says nothing about what it returns.
  - Minor: Required identifiers whose description does not say where the value comes from: shift_id, location_id. Name the tool or the place that returns it, or models look it up first.

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