{
  "entity_type": "unit_conversion_page",
  "id": "ml-to-cups",
  "name": "Milliliters to US cups",
  "title": "Milliliters to US cups Converter (mL to cup)",
  "description": "Convert milliliters to US cups: 1 mL = 0.00422675 cup. 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": "mL",
    "display": "mL",
    "name": "milliliters",
    "singular": "milliliter"
  },
  "to_unit": {
    "symbol": "cup_us",
    "display": "cup",
    "name": "US cups",
    "singular": "cup"
  },
  "linear": true,
  "factor": 0.004226752838,
  "inverse_factor": 236.5882365,
  "formula": "US cups = milliliters × 0.004226752838",
  "reverse_formula": "milliliters = US cups × 236.5882365",
  "unit_relation": "1 mL = 0.00422675 cup",
  "examples": [
    {
      "value": 5,
      "result": 0.0211338,
      "text": "5 mL = 0.0211338 cup"
    },
    {
      "value": 12.5,
      "result": 0.0528344,
      "text": "12.5 mL = 0.0528344 cup"
    },
    {
      "value": 100,
      "result": 0.422675,
      "text": "100 mL = 0.422675 cup"
    }
  ],
  "table": [
    {
      "mL": 1,
      "cup_us": 0.00422675
    },
    {
      "mL": 2,
      "cup_us": 0.00845351
    },
    {
      "mL": 3,
      "cup_us": 0.0126803
    },
    {
      "mL": 4,
      "cup_us": 0.016907
    },
    {
      "mL": 5,
      "cup_us": 0.0211338
    },
    {
      "mL": 6,
      "cup_us": 0.0253605
    },
    {
      "mL": 7,
      "cup_us": 0.0295873
    },
    {
      "mL": 8,
      "cup_us": 0.033814
    },
    {
      "mL": 9,
      "cup_us": 0.0380408
    },
    {
      "mL": 10,
      "cup_us": 0.0422675
    },
    {
      "mL": 15,
      "cup_us": 0.0634013
    },
    {
      "mL": 20,
      "cup_us": 0.0845351
    },
    {
      "mL": 25,
      "cup_us": 0.105669
    },
    {
      "mL": 30,
      "cup_us": 0.126803
    },
    {
      "mL": 40,
      "cup_us": 0.16907
    },
    {
      "mL": 50,
      "cup_us": 0.211338
    },
    {
      "mL": 75,
      "cup_us": 0.317006
    },
    {
      "mL": 100,
      "cup_us": 0.422675
    },
    {
      "mL": 200,
      "cup_us": 0.845351
    },
    {
      "mL": 250,
      "cup_us": 1.05669
    },
    {
      "mL": 500,
      "cup_us": 2.11338
    },
    {
      "mL": 1000,
      "cup_us": 4.22675
    }
  ],
  "faq": [
    {
      "q": "How many US cups are in one milliliter?",
      "a": "1 mL = 0.00422675 cup. 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 milliliters to US cups?",
      "a": "Multiply the value in milliliters by 0.004226752838: US cups = milliliters × 0.004226752838. For example, 5 mL = 0.0211338 cup."
    },
    {
      "q": "How do I convert US cups back to milliliters?",
      "a": "Multiply by the inverse factor 236.5882365 (milliliters = US cups × 236.5882365), or use the US cups-to-milliliters 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=mL&to_unit=cup_us",
    "calculator": "https://tttkmbb.com/api/v1/calculate/volume?value=5&from_unit=mL&to_unit=cup_us",
    "mcp_tool": "convert_units",
    "mcp_arguments": {
      "value": 5,
      "from_unit": "mL",
      "to_unit": "cup_us"
    }
  },
  "links": {
    "html": "https://tttkmbb.com/conversion/ml-to-cups",
    "markdown": "https://tttkmbb.com/conversion/ml-to-cups.md",
    "json": "https://tttkmbb.com/conversion/ml-to-cups.json",
    "reverse": "https://tttkmbb.com/conversion/cups-to-ml",
    "quantity_converter": "https://tttkmbb.com/conversion/volume",
    "units": "https://tttkmbb.com/api/v1/units?quantity=volume"
  },
  "timestamp": "2026-09-24"
}