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BEAD

Percentage & Ratio Tool

Six modes of percent: X% of Y, what % is X of Y, % change, markup, margin, and ratio simplifier.

Math

Find a percentage of a number.

</>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/percentage-tool/run \
  -H "Content-Type: application/json" \
  -d '{
  "mode": "pctOf",
  "a": 1,
  "b": 1
}'
JavaScript (fetch)
const res = await fetch("https://api.b-e-a-d.com/tools/percentage-tool/run", {
  method: "POST",
  headers: { "Content-Type": "application/json" },
  body: JSON.stringify({
  "mode": "pctOf",
  "a": 1,
  "b": 1
}),
});
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_percentage_tool

Full reference: developer docs · OpenAPI spec

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