# io.github.rarasAI/raras: tool descriptions scored

- tools/list taken: 2026-11-02 (UTC)
- From: [Official MCP Registry](https://registry.modelcontextprotocol.io/v0/servers/io.github.rarasAI%2Fraras/versions/latest)
- Connected to: https://raras.org/api/mcp
- Homepage: https://raras.org/mcp
- Repository: https://github.com/rarasAI/raras
- Scoring rules: v2
- Tools: 20
- Average: 30.4 / 100 (Rain)
- Near-identical pairs: 0

This page shows how io.github.rarasAI/raras'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

- `find_reference_centers`: 15 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: orphaCode, state, limit.
  - 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.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `find_active_trials`: 18 / 100
  - Major: The description is too short (5 words).
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: orphaCode, in_brazil_only, limit.
  - Minor: The description mentions none of its 3 or more arguments.
  - Minor: The meaning of the boolean argument in_brazil_only is unclear.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `find_diseases_by_phenotypes`: 18 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: hpo_ids, limit.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
  - Minor: Required identifiers whose description does not say where the value comes from: hpo_ids. Name the tool or the place that returns it, or models look it up first.
- `find_papers_for_disease`: 18 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: orphaCode, limit, min_score.
  - Minor: The description mentions none of its 3 or more arguments.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `find_similar_diseases`: 18 / 100
  - Major: The description is too short (5 words).
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: orphaCode, limit.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `get_sus_coverage`: 18 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: orphaCode.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `search_diseases`: 18 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: query, limit, filter_has_sus_coverage, filter_has_active_trials.
  - Minor: The description mentions none of its 3 or more arguments.
  - Minor: The meaning of the boolean argument filter_has_sus_coverage is unclear.
  - Minor: The meaning of the boolean argument filter_has_active_trials is unclear.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `get_disease_detail`: 22 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: orphaCode.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `search_papers_semantic`: 22 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: query, limit, min_score.
  - Minor: The description mentions none of its 3 or more arguments.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `analyze_clinical_case`: 29 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: case_description, papers_limit, diseases_limit.
  - Minor: The description mentions none of its 3 or more arguments.
  - Minor: Says nothing about what it returns.
- `get_graph_stats`: 35 / 100
  - Major: The description is too short (6 words).
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
  - Minor: No constraints, side effects, auth or rate limits described, and no annotations.
- `find_phenotypically_similar`: 37 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: orphaCode, limit.
- `get_recent_updates`: 37 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: days, limit.
  - Minor: No `required` list, so every argument is optional.
- `get_hypotheses`: 40 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: orphaCode.
- `get_literature_relations`: 40 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: orphaCode, predicate.
- `get_research_log`: 40 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: orphaCode.
- `explain_relation`: 45 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: query, hpo_ids, max_hops.
  - Minor: The description mentions none of its 3 or more arguments.
- `get_evidence`: 45 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: orphaCode.
- `get_schema`: 46 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Minor: Says nothing about what it returns.
- `search_phenotypes`: 48 / 100
  - Major: Says nothing about when to use it, or when not to.
  - Major: Arguments without a description: query, limit.

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