# Usd1

> Transfers USD1 (USDC on Wormhole) between wallets via the Wormhole Liquidity Facility, returning the transaction hash and status.

- Skill: `dvcrn/usd1` (Agent Skill, multi-file: 4 files)
- Install (CLI): `npx skillmds@latest add dvcrn/usd1`
- Raw SKILL.md: https://api.skillmd.com/api/skills/dvcrn/usd1/raw
- Safety review: CAUTION (external: skill-scanner PASS, skillspector PASS)
- Works with: Claude Code, Claude.ai, OpenAI Codex
- Category: Finance & Business, Coding & Dev Tools, Crypto & Web3
- Tags: Testnet, Transfer, Usd1, Usdc, Wallet, Wlf, Wormhole
- Author: dvcrn (https://skillmd.com/u/dvcrn)
- Updated: 2026-08-22
- Page: https://skillmd.com/skills/dvcrn/usd1

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# USD1 WLF Transfer Skill

## Description
Allows an agent to securely transfer USD1 (USDC on Wormhole) from one wallet to another using Wormhole Liquidity Facility (WLF).

## Capabilities
- Check sender wallet balance (optional)
- Transfer a specified amount of USD1 to a recipient address
- Return transaction hash and status
- Uses Testnet by default for safety

## Input Parameters
- amount: number (required) - amount of USD1 to send (e.g. 1.0)
- toAddress: string (required) - recipient wallet address (e.g. 0x123...)
- chain: string (optional, default: Solana) - source chain
- privateKey: string (secure, required) - sender wallet private key

## Output
- transactionHash: string
- status: "success" or "failed"
- message: string (details or error)

## Security Notes
- Never hardcode private keys
- Use secure agent input for keys
- Testnet only until production

## Example Usage
/skill usd1-wlf-transfer amount=1.0 toAddress=0xabc123... chain=Solana