{
  "id": "odds-calculator",
  "version": "1.0.0",
  "name": "Odds Calculator",
  "shortName": "Odds",
  "description": "Convert probability to odds for and against, or convert entered odds to probability.",
  "category": "Math & Statistics",
  "categorySlug": "math-statistics",
  "keywords": [
    "odds",
    "calculator",
    "odds calculator"
  ],
  "status": "live",
  "workStatus": "pending",
  "reviewStatus": "pending",
  "migrationStatus": "new",
  "engine": "native",
  "creator": null,
  "reviewer": null,
  "quality": {
    "availability": "live",
    "technicalReviewRecord": "/reviews/odds-calculator.json",
    "qualifiedReview": "pending",
    "qualifiedReviewer": null,
    "qualifiedReviewDate": null,
    "formulaVersion": "1.0.0",
    "referenceCoverage": "references-pending",
    "releaseTestScope": "Catalog and regression checks are not a professional formula audit; consult release evidence.",
    "historicalMetadataDate": "2026-09-01",
    "historicalMetadataNotice": "The imported date is not evidence of a completed human review."
  },
  "urls": {
    "page": "/calculator/odds-calculator/",
    "definition": "/calculator/odds-calculator/definition.json",
    "schema": "/calculator/odds-calculator/schema.json",
    "llms": "/calculator/odds-calculator/llms.txt",
    "legacyDefinition": "/calculator/odds-calculator.json"
  },
  "queryExample": "https://askcalculators.com/calculator/odds-calculator/?mode=oddsFor&a=3&b=2&probability=60",
  "queryParameters": {
    "mode": {
      "label": "Input type",
      "type": "select",
      "required": true,
      "default": "oddsFor"
    },
    "a": {
      "label": "A",
      "type": "number",
      "required": true,
      "default": 3
    },
    "b": {
      "label": "B",
      "type": "number",
      "required": true,
      "default": 2
    },
    "probability": {
      "label": "Probability of winning (%)",
      "type": "number",
      "required": true,
      "default": 60
    }
  },
  "inputs": [
    {
      "id": "mode",
      "label": "Input type",
      "type": "select",
      "required": true,
      "defaultValue": "oddsFor",
      "options": [
        {
          "label": "Odds for winning A:B",
          "value": "oddsFor"
        },
        {
          "label": "Odds against winning A:B",
          "value": "oddsAgainst"
        },
        {
          "label": "Probability of winning (%)",
          "value": "probability"
        }
      ]
    },
    {
      "id": "a",
      "label": "A",
      "type": "number",
      "required": true,
      "defaultValue": 3,
      "min": 0,
      "step": 0.0001
    },
    {
      "id": "b",
      "label": "B",
      "type": "number",
      "required": true,
      "defaultValue": 2,
      "min": 0,
      "step": 0.0001
    },
    {
      "id": "probability",
      "label": "Probability of winning (%)",
      "type": "number",
      "required": true,
      "defaultValue": 60,
      "min": 0,
      "max": 100,
      "step": 0.0001
    }
  ],
  "outputs": [
    {
      "id": "winProbability",
      "label": "Winning probability",
      "format": "percent",
      "primary": true,
      "digits": 6
    },
    {
      "id": "loseProbability",
      "label": "Losing probability",
      "format": "percent",
      "digits": 6
    },
    {
      "id": "oddsFor",
      "label": "Odds for",
      "format": "text"
    },
    {
      "id": "oddsAgainst",
      "label": "Odds against",
      "format": "text"
    }
  ],
  "formula": {
    "expression": "for odds A:B, probability = A ÷ (A + B); odds against interchange success and failure"
  },
  "examples": [
    {
      "label": "Reproducible default-input example (not a personal recommendation)",
      "inputs": {
        "mode": "oddsFor",
        "a": 3,
        "b": 2,
        "probability": 60
      }
    }
  ],
  "sources": []
}