Testnet environments
Testnet environments are public nevermined environments deployed on public EVM-compatible testnet networks. Typically we use Polygon Mumbai.
Network Fee
You need to pay a fee to use a Nevermined environment when a payment is being done through the Smart Contracts. This needs to be configured by the content publisher. You can find more information in the Network Fees section.
The network fee in Nevermined testnets is 1% and the receiver of that fee is the 0x309039F6A4e876bE0a3FCA8c1e32292358D7f07c address.
Arbitrum - Goerli
The Nevermined Arbitrum testing environment can be found on the following url:
https://goerli.nevermined.app/
For Arbitrum Goerli testnet you can use the Circle tutorial to get USDC and the Arbitrum Faucet to get some ETH.
Polygon - Mumbai
The Nevermined testing environment can be found on the following url:
https://mumbai.nevermined.app/
For Polygon testnet you can use the Alchemy's Mumbai Faucet or Polygon's Mumbai faucet for requesting MATIC.
Gnosis - Chiado
The Nevermined testing environment can be found on the following url:
https://chiado.nevermined.app/
For Gnosis testnet Chiado you can use the Gnosis Faucet for requesting some xDAI.