Example inputPOST /api/v1/x402/round-n
{
"value": 3.14159,
"digits": 2
}Portable intent card · agent-ops-math
Round N API for agents
Round a number to N decimal places. Call when you need stable display/math rounding before paying downstream. Returns rounded value and digits for $0.001 USDC via x402 on Base. No network, no keys, no retention; first-party local JSON only. Results are advisory; the caller owns budgets, auth, and production controls.
Intent to transaction
One command, attributed.
The source header follows this discovery route through challenge, payment and delivery without exposing the buyer or request body.
npx agentcash@latest fetch https://api.delx.ai/api/v1/x402/round-n -m POST -H 'x-delx-source: intent-card-round-n-api' --max-amount 0.001 -b '{"value":3.14159,"digits":2}'Agent discoverydelx/intent-card/v1
{
"intent": "Round N for an agent workflow",
"tool_name": "util_round_n",
"price_usdc": "0.001",
"machine_url": "https://commerce.delx.ai/intents/round-n-api.json"
}Portable and inspectable