Bridgeless Minting on Ethereum, Polygon and other chains

Toni Mateos
laosnetwork
Published in
3 min readDec 20, 2023

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In this brief post, I’d like to provide a quick walkthrough of asset minting on Ethereum using LAOS’s bridgeless minting feature. The NFT produced in this example can be traded on-chain in Ethereum like any standard ERC721, with the distinct advantage of gas fees being payable in LAOS (K-LAOS, to be precise).

Notably, the minting account isn’t required to possess ETH, and this process won’t cause congestion on Ethereum’s network, even if repeated a million times.

As I finalize writing several detailed posts about this pattern, I thought it would be beneficial to begin with a hands-on video tutorial, and include all necessary links for an in-depth exploration of every element used in the demonstration.

In the video I used these two accounts:

  • Creator: 0x223777e64Dee0d1364184476462249610C1d016B
  • Recipient: 0x0B6aA63f1A95BEA0F9a18Fd2e3888d4C7EC54574

The Creator is a metaphor for a DApp developer, a video game developer, or an artist; the Recipient represents their users, gamers, or fans, respectively.

  • The Creator has never owned any ETH (check here), instead, it owns LAOS tokens (check here).
  • Conversely, the Recipient does not need to own any LAOS tokens, it continues to use NFTs with ETH.

Here are the links relevant to explore the asset minted during the demo:

  • The Etherscan link to the ERC721 contract on Ethereum; using Etherscan, one can easily check the owner of the asset (method ownerOf in the Contract -> Read Contract tab), or transfer it permissionlessly (method safeTransferFrom in the Contract -> Write Contract tab).
  • This is the minting TX in the sibling LAOS collection, to which the ERC721 collection is paired using Universal Location. This K-LAOS EVM block explorer allows the exploration of the events produced by the TX in the Logs tab, at the bottom of the page.

The same example could have been provided, replacing Ethereum with any other chain that supports smart contracts, particularly ERC721 implementations, such as Polygon, BNB, or even Layer 2s such as Arbitrum or Optimism.

For additional information and resources, please see the LAOS documentation. Those who prefer visual explanations might find these detailed video tutorials particularly useful (part1, part2).

Ready to bridgelessly mint in Ethereum or Polygon yourself? Go here.

Check out my fully in-depth post about bridgeless minting.

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