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BEAD

Unit Converter

Convert between common units of length, mass, volume, temperature, speed, area, energy, pressure, and angle.

Converters
millimeters (mm)
centimeters (cm)
meters (m)
kilometers (km)
inches (in)
feet (ft)
yards (yd)
miles (mi)
nautical miles
</>Use this tool programmaticallycurl · JavaScript · MCP

Same tool, callable from any HTTP client or from Claude (via MCP). Anonymous: 100 req/day per IP. Sign up for 1,000 req/day.

curl
curl https://api.b-e-a-d.com/tools/unit-converter/run \
  -H "Content-Type: application/json" \
  -d '{
  "category": "a",
  "value": 1,
  "from": "a"
}'
JavaScript (fetch)
const res = await fetch("https://api.b-e-a-d.com/tools/unit-converter/run", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
  "category": "a",
  "value": 1,
  "from": "a"
}),
});
const data = await res.json();
console.log(data.result);
MCP (Claude Desktop / Claude Code)
# In Claude Desktop / Claude Code, add to your MCP config:
{
  "mcpServers": {
    "bead": {
      "command": "npx",
      "args": ["-y", "mcp-remote", "https://mcp.b-e-a-d.com"]
    }
  }
}

# Then ask Claude to call:
mcp__bead__bead_unit_converter

Full reference: developer docs · OpenAPI spec

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