X4
Payments · x402 · early usage
Buy agent energy (kWh) up to a max price — matches cheapest resting sellers, settles US…
Buy agent energy (kWh) up to a max price — matches cheapest resting sellers, settles USDC to seller wallets on Base L2
by x402-agent-pay.com · discovered, not yet claimed by its owner · updated 2026-10-11
30d calls2
30d payers2
MethodPOST
Outputjson schema
Mirrored from Coinbase's public x402 Bazaar. The description is the provider's own text and has not been reviewed here; the payment requirements are copied as published.
What it does
Buy agent energy (kWh) up to a max price — matches cheapest resting sellers, settles USDC to seller wallets on Base L2
Tags: bazaar
Call contract
- Method
- POST
- Input
- json
- Output
- json schema
- Last paid call
- 2026-10-11
No input exampleProvider did not publish one in Bazaar metadata.
Output example
{
"data": {},
"settlement_tx": "0x0000000000000000000000000000000000000000000000000000000000000000",
"success": true
}Use with an agent
- Discover. Agents find this listing with
GET https://bazaar.saylorinnovations.com/discovery/search?query=…, the MCP toolsearch_resources, or/discovery/resources. - Inspect. Fetch
/resources/56951.jsonfor the price and payment options. - Pay. Call
GET https://x402-agent-pay.com/labs/api/energy/buy. The provider answers402with its payment requirements. An x402 client signs one of the options below and retries withPAYMENT-SIGNATURE. - Execute. The provider returns
200with the data. Agent Bazaar is not in the request path and never sees your payment.
For humans
You don't need an account or an API key; you need a wallet holding a small amount of USDC on Base, Solana, and an x402-capable client (see the examples below). Call the endpoint unpaid first to see exactly what it asks for.
Pricing & payment
- Price
- $0.02 / request
- Protocol
- x402 v2
- Auth
- No account or API key. Pay per request.
- Networks
- Base, Solana
- Demand
- 2 calls · 2 unique payers in 30d (public x402 Bazaar data)
x402 payment requirements
| Scheme | Network | Asset | Amount | Pay to | Timeout |
|---|---|---|---|---|---|
| exact | Base eip155:8453 | USDC | $0.02 | 0x367F1b3D8Ca90D1e087481a9A40d585Bf3451a03 | 300s |
| exact | Solana solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp | USDC | $0.02 | 6aCEuwH3PYx99cEmRz45otfxk39uF7ewGhqmvxfXisSG | 60s |
accepts[] (raw JSON)
[
{
"scheme": "exact",
"network": "eip155:8453",
"payTo": "0x367F1b3D8Ca90D1e087481a9A40d585Bf3451a03",
"asset": "0x833589fCD6eDb6E08f4c7C32D4f71b54bdA02913",
"amount": "20000",
"amountUsd": 0.02,
"maxTimeoutSeconds": 300
},
{
"scheme": "exact",
"network": "solana:5eykt4UsFv8P8NJdTREpY1vzqKqZKvdp",
"payTo": "6aCEuwH3PYx99cEmRz45otfxk39uF7ewGhqmvxfXisSG",
"asset": "EPjFWdd5AufqSSqeM2qN1xzybapC8G4wEGGkZwyTDt1v",
"amount": "20000",
"amountUsd": 0.02,
"maxTimeoutSeconds": 60
}
]Schemas
Output schema (JSON Schema)
{
"example": {
"data": {},
"settlement_tx": "0x0000000000000000000000000000000000000000000000000000000000000000",
"success": true
},
"schema": {
"properties": {
"data": {
"description": "Response payload",
"type": "object"
},
"settlement_tx": {
"description": "On-chain settlement transaction hash",
"type": "string"
},
"success": {
"type": "boolean"
}
},
"type": "object"
}
}Example shape — generated from the schema, not a captured live response
{
"data": {},
"settlement_tx": "0x0000000000000000000000000000000000000000000000000000000000000000",
"success": true
}Examples
curl
curl "https://x402-agent-pay.com/labs/api/energy/buy"
# -> 402 Payment Required, accepts[] lists how to pay
# retry with a PAYMENT-SIGNATURE (or PAYMENT header) once paidJavaScript
const res = await fetch("https://x402-agent-pay.com/labs/api/energy/buy");
if (res.status === 402) {
const { accepts } = await res.json();
// pay one of accepts[] via an x402 client, then retry with the payment header
}Python
import httpx
res = httpx.get("https://x402-agent-pay.com/labs/api/energy/buy")
if res.status_code == 402:
accepts = res.json()["accepts"]
# pay one of accepts[] via an x402 client, then retry with the payment headerDetails
- Provider
- x402-agent-pay.com
- Endpoint
- https://x402-agent-pay.com/labs/api/energy/buy
- Machine-readable
/resources/56951.json