Document MCP Description Meaningful

document-mcp-description-meaningful

MCP description should be at least 40 characters.

Rule definition

The full Spotlight rule — drop it into a ruleset (.spotlight.yaml / .spectral.yaml) and run it with any Spotlight tool.

document-mcp-description-meaningful:
  title: Document MCP Description Meaningful
  reference: https://spotlight-rules.com/spec/rules/mcp/document-mcp-description-meaningful/
  description: The server description should be specific (at least 40 characters)
    so agents can decide when to use it.
  message: MCP description should be at least 40 characters.
  given: $.description
  severity: info
  then:
    function: schema
    functionOptions:
      schema:
        type: string
        minLength: 40
  tags:
    - format:mcp
    - spec:document
    - experience:discoverability
    - experience:documentation
  prompt: "You are editing a MCP document to satisfy the Spotlight API governance
    rule 'document-mcp-description-meaningful' (Document MCP Description
    Meaningful). Requirement: The server description should be specific (at
    least 40 characters) so agents can decide when to use it. To fix: Adjust the
    targeted value so it conforms to the schema this rule requires. This rule is
    evaluated at the JSONPath `$.description` — inspect every location it
    matches and correct only what violates the rule. Make the smallest change
    that satisfies the rule, leave all unrelated content, key order, comments,
    and formatting unchanged, and keep the document valid MCP. Return only the
    complete corrected document, with no commentary."

You are editing a MCP document to satisfy the Spotlight API governance rule 'document-mcp-description-meaningful' (Document MCP Description Meaningful). Requirement: The server description should be specific (at least 40 characters) so agents can decide when to use it. To fix: Adjust the targeted value so it conforms to the schema this rule requires. This rule is evaluated at the JSONPath `$.description` — inspect every location it matches and correct only what violates the rule. Make the smallest change that satisfies the rule, leave all unrelated content, key order, comments, and formatting unchanged, and keep the document valid MCP. Return only the complete corrected document, with no commentary.