First Digital Labs Testnet Faucet
Get test FDUSD and other stablecoins on supported testnet chains
Getting Test Tokens
- Visit the First Digital Labs Testnet Faucet
- Enter your wallet address (your Agent Wallet address or any testnet address)
- Select the token and testnet chain
- Request tokens
Using Test Tokens
Testing Prism integrations:- Set up your SDK middleware with testnet chain IDs (e.g., Base Sepolia:
84532) - Use test stablecoins to simulate the full x402 payment flow
- Webhooks fire normally on testnet — test your full payment pipeline
- Fund your agent wallet with test stablecoins
- Test transfers, swaps, and commerce payments without risk
Testnet Chains
| Testnet | Chain ID | Mainnet Equivalent |
|---|---|---|
| Ethereum Sepolia | 11155111 | Ethereum |
| Base Sepolia | 84532 | Base |
| BSC Testnet | 97 | BSC |
| Arbitrum Sepolia | 421614 | Arbitrum |
Other Faucets
Beyond test FDUSD, you’ll likely need native gas tokens and other test tokens. These directories list faucets across chains:| Resource | Description |
|---|---|
| Alchemy Faucets | Faucets for Ethereum Sepolia, Base Sepolia, Arbitrum Sepolia, and more |
| Chainlink Faucets | Multi-chain faucet — testnet ETH, LINK, and native gas tokens |
| QuickNode Faucets | Aggregated faucets for major testnets |
| Coinbase Base Faucet | Base Sepolia ETH |
| BNB Chain Faucet | BSC Testnet BNB |