{
  "entity_type": "unit_conversion_page",
  "id": "cups-to-ml",
  "name": "US cups to Milliliters",
  "title": "US cups to Milliliters Converter (cup to mL)",
  "description": "Convert US cups to milliliters: 1 cup = 236.588 mL. Exact conversion factor, formula, 22-row table and worked examples, with JSON API and MCP access.",
  "quantity": "volume",
  "quantity_name": "Volume",
  "base_unit": "L",
  "from_unit": {
    "symbol": "cup_us",
    "display": "cup",
    "name": "US cups",
    "singular": "cup"
  },
  "to_unit": {
    "symbol": "mL",
    "display": "mL",
    "name": "milliliters",
    "singular": "milliliter"
  },
  "linear": true,
  "factor": 236.5882365,
  "inverse_factor": 0.004226752838,
  "formula": "milliliters = US cups × 236.5882365",
  "reverse_formula": "US cups = milliliters × 0.004226752838",
  "unit_relation": "1 cup = 236.588 mL",
  "examples": [
    {
      "value": 5,
      "result": 1182.94,
      "text": "5 cup = 1182.94 mL"
    },
    {
      "value": 12.5,
      "result": 2957.35,
      "text": "12.5 cup = 2957.35 mL"
    },
    {
      "value": 100,
      "result": 23658.8,
      "text": "100 cup = 23658.8 mL"
    }
  ],
  "table": [
    {
      "cup_us": 1,
      "mL": 236.588
    },
    {
      "cup_us": 2,
      "mL": 473.176
    },
    {
      "cup_us": 3,
      "mL": 709.765
    },
    {
      "cup_us": 4,
      "mL": 946.353
    },
    {
      "cup_us": 5,
      "mL": 1182.94
    },
    {
      "cup_us": 6,
      "mL": 1419.53
    },
    {
      "cup_us": 7,
      "mL": 1656.12
    },
    {
      "cup_us": 8,
      "mL": 1892.71
    },
    {
      "cup_us": 9,
      "mL": 2129.29
    },
    {
      "cup_us": 10,
      "mL": 2365.88
    },
    {
      "cup_us": 15,
      "mL": 3548.82
    },
    {
      "cup_us": 20,
      "mL": 4731.76
    },
    {
      "cup_us": 25,
      "mL": 5914.71
    },
    {
      "cup_us": 30,
      "mL": 7097.65
    },
    {
      "cup_us": 40,
      "mL": 9463.53
    },
    {
      "cup_us": 50,
      "mL": 11829.4
    },
    {
      "cup_us": 75,
      "mL": 17744.1
    },
    {
      "cup_us": 100,
      "mL": 23658.8
    },
    {
      "cup_us": 200,
      "mL": 47317.6
    },
    {
      "cup_us": 250,
      "mL": 59147.1
    },
    {
      "cup_us": 500,
      "mL": 118294
    },
    {
      "cup_us": 1000,
      "mL": 236588
    }
  ],
  "faq": [
    {
      "q": "How many milliliters are in one cup?",
      "a": "1 cup = 236.588 mL. The factor comes from the SI definitions of both units (NIST SP 811 / BIPM), so it is exact or correct to at least 10 significant figures."
    },
    {
      "q": "What is the formula to convert US cups to milliliters?",
      "a": "Multiply the value in US cups by 236.5882365: milliliters = US cups × 236.5882365. For example, 5 cup = 1182.94 mL."
    },
    {
      "q": "How do I convert milliliters back to US cups?",
      "a": "Multiply by the inverse factor 0.004226752838 (US cups = milliliters × 0.004226752838), or use the milliliters-to-US cups page."
    }
  ],
  "sources": [
    {
      "name": "NIST Special Publication 811 – Guide for the Use of the International System of Units (SI), Appendix B conversion factors",
      "url": "https://www.nist.gov/pml/special-publication-811",
      "type": "standard",
      "retrieved_at": "2026-09-24"
    },
    {
      "name": "BIPM – The International System of Units (SI Brochure, 9th edition)",
      "url": "https://www.bipm.org/en/publications/si-brochure",
      "type": "standard",
      "retrieved_at": "2026-09-24"
    },
    {
      "name": "Wikipedia – Conversion of units",
      "url": "https://en.wikipedia.org/wiki/Conversion_of_units",
      "type": "reference",
      "retrieved_at": "2026-09-24"
    }
  ],
  "freshness": {
    "type": "static",
    "max_age_seconds": null,
    "note": "Fixed conversion factors (NIST/BIPM definitions); results never go stale."
  },
  "api": {
    "convert": "https://tttkmbb.com/api/v1/convert?value=5&from_unit=cup_us&to_unit=mL",
    "calculator": "https://tttkmbb.com/api/v1/calculate/volume?value=5&from_unit=cup_us&to_unit=mL",
    "mcp_tool": "convert_units",
    "mcp_arguments": {
      "value": 5,
      "from_unit": "cup_us",
      "to_unit": "mL"
    }
  },
  "links": {
    "html": "https://tttkmbb.com/conversion/cups-to-ml",
    "markdown": "https://tttkmbb.com/conversion/cups-to-ml.md",
    "json": "https://tttkmbb.com/conversion/cups-to-ml.json",
    "reverse": "https://tttkmbb.com/conversion/ml-to-cups",
    "quantity_converter": "https://tttkmbb.com/conversion/volume",
    "units": "https://tttkmbb.com/api/v1/units?quantity=volume"
  },
  "timestamp": "2026-09-24"
}