Example inputPOST /api/v1/x402/gcd
{
"a": 18,
"b": 24
}Portable intent card · utility
GCD for Agents API for agents
Greatest common divisor. Handy for ratio simplification, scheduling grids, or math agents without local bigint helpers. Returns GCD of two integers as structured JSON. $0.001 USDC per successful call via x402 on Base—deterministic first-party JSON, no API key, no subscription, and nothing is billed on structured validation errors.
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/gcd -m POST -H 'x-delx-source: intent-card-gcd-api' --max-amount 0.001 -b '{"a":18,"b":24}'Agent discoverydelx/intent-card/v1
{
"intent": "GCD for Agents for an agent workflow",
"tool_name": "util_gcd",
"price_usdc": "0.001",
"machine_url": "https://commerce.delx.ai/intents/gcd-api.json"
}Portable and inspectable