convert_units

Convert length, mass, volume (UK and US), area, speed, energy, data, pressure and temperature.

1 credit a call. No key needed to start.

Try it

curl "https://ukdata.reliness.co.uk/v1/convert_units?value=10&from=2026-11-02&to=2026-11-30"

Parameters

  • value (number, required)
  • from (unit, required)
  • to (unit, required)

Use it from an agent

Part of the Reference MCP server at https://ukdata.reliness.co.uk/mcp/reference, or call https://ukdata.reliness.co.uk/v1/convert_units with GET or POST.

{
  "mcpServers": {
    "uk-data": {
      "url": "https://ukdata.reliness.co.uk/mcp/reference"
    }
  }
}

Every caller gets 25 free credits a day without a key. For more, get a free key with 300 credits at ukdata.reliness.co.uk.