Example inputPOST /api/v1/x402/ob-depth-notional
{
"levels": [
{
"price": 100,
"size": 2
},
{
"price": 99.5,
"size": 3
}
]
}Portable intent card · commercial-operations
Order Book Depth Notional API for agents
Sum price*size depth notional for a side ladder. Call when risk needs notional available within N levels. Returns depth_notional and levels_used as deterministic JSON for $0.001 USDC via x402 on Base. First-party local math only—no RPC, live market feed, API keys, storage, or mediagen. Advisory only; the caller owns capital, risk, 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/ob-depth-notional -m POST -H 'x-delx-source: intent-card-ob-depth-notional-api' --max-amount 0.001 -b '{"levels":[{"price":100,"size":2},{"price":99.5,"size":3}]}'Agent discoverydelx/intent-card/v1
{
"intent": "Order Book Depth Notional for an agent workflow",
"tool_name": "util_ob_depth_notional",
"price_usdc": "0.001",
"machine_url": "https://commerce.delx.ai/intents/ob-depth-notional-api.json"
}Portable and inspectable