Pounds of fertilizer product to deliver a target nitrogen rate over an area, from the bag's N percentage (first N-P-K number), with a rate-options table.
Free tier eligible — 500 calls/month with a free key from /pricing; x402 pay-per-call above quota.
| Parameter | Type | Required | Description |
|---|---|---|---|
area_sqft | number | required | Area in square feet |
n_rate_lb_per_1000 | number | optional | Target nitrogen, lb per 1,000 sq ft (default 1.0) |
n_percent | number | required | Nitrogen percent in the bag, e.g. 24 for 24-0-4 |
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": "fertilizer", "arguments": {"area_sqft": 100, "n_percent": 15}}}'curl -s https://wingmanprotocol.com/tools/fertilizer \
-H 'Content-Type: application/json' \
-d '{"area_sqft": 100, "n_percent": 15}'Edit the JSON and run it — this POSTs to https://wingmanprotocol.com/tools/fertilizer from your browser.
X-Payment header, or get a free key at /pricing (500 calls/month, no card, no crypto).