Example inputPOST /api/v1/x402/in-range
{
"value": 3,
"min": 0,
"max": 10
}
Portable intent card · agent-ops-math
Check whether a value sits in [min,max]. Call when you preflight budgets, scores, or clamp decisions. Returns boolean in_range with bounds 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
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/in-range -m POST -H 'x-delx-source: intent-card-in-range-api' --max-amount 0.001 -b '{"value":3,"min":0,"max":10}'
{
"value": 3,
"min": 0,
"max": 10
}
{
"intent": "In Range for an agent workflow",
"tool_name": "util_in_range",
"price_usdc": "0.001",
"machine_url": "https://commerce.delx.ai/intents/in-range-api.json"
}
Portable and inspectable