Supported Blockchains
Celar supports multiple blockchain networks to ensure broad compatibility for PSPs and a seamless experience for end users.
Supported Blockchains
Celar currently operates across both testnet and mainnet environments.
Testnet
The following chains are supported in the sandbox environment for development and testing:
- Base Sepolia
- Mantle Sepolia
These networks are used to simulate real payment flows without involving real funds.
Get Test Tokens (Faucet)
To test payments and settlement flows in the sandbox environment, you will need test stablecoins.
Use the Celar Faucet to request test tokens:
Important:
Testnet tokens have no real-world value and are intended for development and testing only.
Mainnet
The following chains are supported in production:
- Base
- Arbitrum
- Polygon
Supported Stablecoins
The following stablecoins are supported across eligible chains:
- USDC
- USDT
⚠️ Important Notes
- Deposits sent to unsupported chains, unsupported assets, or incorrect blockchain addresses may be permanently lost.
- Always verify the selected chain and token before initiating a transaction.
💡 Need support for an additional chain or token?
Contact the Celar team — we actively evaluate new networks based on demand and ecosystem maturity.