Search Progressions

Tool name: search-progressions

Search the music knowledge graph for progressions by genre, mood, era, or Roman numeral content.

Annotations

Hint	Value
readOnlyHint	✓
idempotentHint	✓
destructiveHint	—
openWorldHint	—

Input

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "genre": {
      "description": "Match progressions whose genres array contains this value (e.g. \"jazz\", \"blues\").",
      "type": "string",
      "minLength": 1
    },
    "mood": {
      "description": "Match progressions whose moods array contains this value (e.g. \"soulful\").",
      "type": "string",
      "minLength": 1
    },
    "era": {
      "description": "Case-insensitive substring match on era (e.g. \"20th century\").",
      "type": "string",
      "minLength": 1
    },
    "romanContains": {
      "description": "Match progressions whose romanNumerals array contains this exact Roman numeral (e.g. \"V\", \"ii\", \"bVI\").",
      "type": "string",
      "minLength": 1
    },
    "limit": {
      "description": "Max results to return (default 50).",
      "type": "integer",
      "minimum": 1,
      "maximum": 100
    }
  },
  "additionalProperties": false
}

Output

Returned as structuredContent. The text rendering is a short human-readable summary.

{
  "$schema": "https://json-schema.org/draft/2020-12/schema",
  "type": "object",
  "properties": {
    "results": {
      "type": "array",
      "items": {
        "type": "object",
        "properties": {
          "slug": {
            "type": "string"
          },
          "name": {
            "type": "string"
          },
          "romanNumerals": {
            "type": "array",
            "items": {
              "type": "string"
            }
          },
          "exampleKeys": {
            "type": "array",
            "items": {
              "type": "string"
            }
          },
          "genres": {
            "type": "array",
            "items": {
              "type": "string"
            }
          },
          "moods": {
            "type": "array",
            "items": {
              "type": "string"
            }
          },
          "era": {
            "anyOf": [
              {
                "type": "string"
              },
              {
                "type": "null"
              }
            ]
          }
        },
        "required": [
          "slug",
          "name",
          "romanNumerals",
          "exampleKeys",
          "genres",
          "moods",
          "era"
        ],
        "additionalProperties": false
      },
      "description": "Matching progressions, ordered by slug."
    }
  },
  "required": [
    "results"
  ],
  "additionalProperties": false
}