{
  "$schema": "http://json-schema.org/draft-07/schema#",
  "type": "object",
  "properties": {
    "spend": {
      "type": "object",
      "propertyNames": {
        "type": "string"
      },
      "additionalProperties": {
        "type": "number"
      },
      "description": "Annual USD spend keyed by category label"
    },
    "cardIds": {
      "description": "Restrict to these cards; default is all",
      "type": "array",
      "items": {
        "type": "string"
      }
    },
    "creditBand": {
      "description": "Restrict to cards this band typically qualifies for",
      "type": "string",
      "enum": [
        "excellent",
        "good",
        "fair",
        "poor",
        "none"
      ]
    },
    "includeSignupBonus": {
      "description": "Include the signup bonus in year-1 value (default true)",
      "type": "boolean"
    },
    "limit": {
      "type": "integer",
      "exclusiveMinimum": 0,
      "maximum": 9007199254740991
    }
  },
  "required": [
    "spend"
  ],
  "title": "estimate_rewards input",
  "x-source": "https://mcp.creditcards.best/mcp tools/list (fetched 2026-11-04), inputSchema of tool estimate_rewards"
}