| name | pinion-fund |
| description | Check wallet balances and get funding instructions for Base. ETH and USDC. Costs $0.01 USDC via x402. |
Fund
Returns ETH and USDC balances for any Base address along with step-by-step funding instructions and minimum recommended amounts.
Endpoint
GET https://pinionos.com/skill/fund/:address
Price: $0.01 USDC per call (x402 on Base)
Parameters
| Parameter | Type | Required | Description |
|---|
| address | string | yes | Ethereum address (0x, 40 hex chars) |
Example Request
curl https://pinionos.com/skill/fund/0x101Cd32b9bEEE93845Ead7Bc604a5F1873330acf
The first request returns HTTP 402 with payment requirements. Sign a USDC TransferWithAuthorization (EIP-3009) and retry with the X-PAYMENT header.
Example Response
{
"address": "0x101Cd32b9bEEE93845Ead7Bc604a5F1873330acf",
"network": "base",
"chainId": 8453,
"balances": {
"ETH": "0.001200",
"USDC": "5.00"
},
"depositAddress": "0x101Cd32b9bEEE93845Ead7Bc604a5F1873330acf",
"funding": {
"steps": [
"Buy ETH on any exchange (Coinbase, Binance, etc.)",
"Withdraw ETH to the address above on the Base network",
"Swap some ETH to USDC using the /trade skill or any DEX",
"ETH is needed for gas, USDC is needed for x402 payments"
],
"minimumRecommended": {
"ETH": "0.001 ETH (for gas fees)",
"USDC": "1.00 USDC (for ~100 skill calls at $0.01 each)"
},
"bridgeUrl": "https://bridge.base.org"
},
"timestamp": "2026-02-16T12:00:00.000Z"
}
When to Use
- Check if an agent wallet has enough funds to operate.
- Get instructions for funding a new wallet.
- Determine if bridging or swapping is needed before running other skills.
