calc.engineer / General & Math / Tip Calculator

Tip Calculator v1.0.0

Calculate tip and split a restaurant bill among multiple people. Given a bill amount, tip percentage, and number of diners, returns the tip amount, total with tip, per-person share, and effective tip percentage. Supports rounding up to the nearest whole number for convenience. Defaults to 18% tip for 1 person. Currency-agnostic — works with any monetary unit.

Total bill amount before tip (any currency).
Tip percentage. Common values: 15 (standard), 18 (good), 20 (great), 25 (excellent). Defaults to 18%.
Number of people splitting the bill. Defaults to 1 (no split).
Fill in the inputs and Compute to see the structured result.

From an agent (MCP) or the API

curl -X POST https://calc.engineer/api/tip_calculator \
  -H "Content-Type: application/json" \
  -d '{"bill_amount": …, "tip_pct": …, "split": …}'

MCP: connect to https://calc.engineer/mcp and call tip_calculator.

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