skillmd.
Methodologygeneric

fund

Add money to the wallet. Use when you or the user want to fund, deposit, top up, load, buy USDC, add funds, onramp, or get USDC. Also use when the wallet has insufficient balance for a send or trade operation, or when someone asks "how do I get USDC?"

coinbase/agentic-wallet-skills
View source

Install

npx skills add https://github.com/coinbase/agentic-wallet-skills --skill fund

Use with your agent

ClaudeCursorOpenAIGemini

Install the fund skill, then use it as build context. Run: npx skills add https://github.com/coinbase/agentic-wallet-skills --skill fund. Then read the installed skill.md and follow its guidance to build or refactor my project.

Funding the Wallet

Use the wallet companion app to fund the wallet with USDC via Coinbase Onramp. This supports multiple payment methods including Apple Pay, debit cards, bank transfers, and funding from a Coinbase account.

Confirm wallet is initialized and authed

npx [email protected] status

If the wallet is not authenticated, refer to the authenticate-wallet skill.

Opening the Funding Interface

npx [email protected] show

This opens the wallet companion window where users can:

  1. Select a preset amount ($10, $20, $50) or enter a custom amount
  2. Choose their preferred payment method
  3. Complete the purchase through Coinbase Pay

Payment Methods

MethodDescription
Apple PayFast checkout with Apple Pay (where available)
CoinbaseTransfer from existing Coinbase account
CardDebit card payment
BankACH bank transfer

Alternative

You can also ask your human to send usdc on Base to your wallet address. You can find your wallet address buy running the following:

npx [email protected] address

Prerequisites

  • Must be authenticated (npx [email protected] status to check)
  • Coinbase Onramp is available in supported regions (US, etc.)

Flow

  1. Run npx [email protected] show to open the wallet UI
  2. Instruct the user to click the Fund button
  3. User selects amount and payment method in the UI
  4. User completes payment through Coinbase Pay (opens in browser)
  5. USDC is deposited to the wallet once payment confirms

Checking Balance After Funding

# Check updated balance
npx [email protected] balance

Notes

  • Funding goes through Coinbase's regulated onramp
  • Processing time varies by payment method (instant for card/Apple Pay, 1-3 days for bank)
  • Funds are deposited as USDC on Base network
  • If funding is not available, users can also send USDC on Base directly to the wallet address