# Pinion Fund

> Check wallet balances and get funding instructions for Base. ETH and USDC. Costs $0.01 USDC via x402.

- **Type:** Skill
- **Install:** `agentstack add skill-chu2bard-pinion-os-fund`
- **Verified:** Yes — security-reviewed for prompt injection and unsafe behavior
- **Seller:** [chu2bard](https://agentstack.voostack.com/s/chu2bard)
- **Installs:** 0
- **Category:** [Finance & Payments](https://agentstack.voostack.com/c/finance-and-payments)
- **Latest version:** 0.1.0
- **License:** MIT
- **Upstream author:** [chu2bard](https://github.com/chu2bard)
- **Source:** https://github.com/chu2bard/pinion-os/tree/main/skills/fund

## Install

```sh
agentstack add skill-chu2bard-pinion-os-fund
```

Requires the [AgentStack CLI](https://agentstack.voostack.com/docs/cli). Works with Claude Code, Cursor, and any MCP-compatible agent.

## About

# 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

```bash
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

```json
{
  "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.

## Source & license

This open-source skill is cataloged on AgentStack and links to its original source — we do not rehost the code.

- **Author:** [chu2bard](https://github.com/chu2bard)
- **Source:** [chu2bard/pinion-os](https://github.com/chu2bard/pinion-os)
- **License:** MIT

Install and usage instructions live in the source repository linked above.

## Pricing

- **Free** — Free

## Security capabilities

Automated source analysis of v0.1.0 — what this tool can access:

- **Network access:** yes
- **Filesystem access:** no
- **Shell / process execution:** no
- **Environment & secrets:** no
- **Dynamic code execution:** no

*"Yes" means the capability is present in the source — more access means more to trust, not that it is unsafe.*


## Versions

- **0.1.0** — security scan: passed — Imported from the upstream source.

## Links

- Listing page: https://agentstack.voostack.com/l/skill-chu2bard-pinion-os-fund
- Seller: https://agentstack.voostack.com/s/chu2bard
- Browse the marketplace: https://agentstack.voostack.com/browse

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Listed on AgentStack — the marketplace for AI agent skills and MCP servers. Every listing is security-reviewed. Creators keep 70%.