Break-even units and revenue from fixed costs, unit price and variable cost.
Free tier eligible — 500 calls/month with a free key from /pricing; x402 pay-per-call above quota.
| Parameter | Type | Required | Description |
|---|---|---|---|
fixed_costs | number | required | Total fixed costs in USD |
price_per_unit | number | required | Selling price per unit in USD |
variable_cost_per_unit | number | required | Variable cost per unit in USD |
target_profit | number | optional | Optional target profit to also solve units for |
curl -s https://wingmanprotocol.com/mcp \
-H 'Content-Type: application/json' \
-H 'Accept: application/json, text/event-stream' \
-d '{"jsonrpc": "2.0", "id": 1, "method": "tools/call", "params": {"name": "breakeven", "arguments": {"fixed_costs": 100, "price_per_unit": 400000, "variable_cost_per_unit": 100}}}'curl -s https://wingmanprotocol.com/tools/breakeven \
-H 'Content-Type: application/json' \
-d '{"fixed_costs": 100, "price_per_unit": 400000, "variable_cost_per_unit": 100}'Edit the JSON and run it — this POSTs to https://wingmanprotocol.com/tools/breakeven from your browser.
X-Payment header, or get a free key at /pricing (500 calls/month, no card, no crypto).