Services documentation

Use services provided by MetaMask and Infura to optimize essential development tasks and scale your dapp or Snap.

Ethereum

This section provides tutorials for using the Infura API to perform various tasks on the Ethereum blockchain.

Apply a JWT to authenticate an API request.

Create and deploy a smart contract.

Use Web3.js to execute a smart contract function.

Monitor transfers to an Ethereum account.

Retrieve and display ERC-721 and ERC-1155 tokens.

Retrieve the balance of an ERC-20 token.

A tutorial for sending ERC-20 tokens.

Listen for new transactions on the blockchain.

Track ERC-20 token transfers.

Track ERC-721 and ERC-1155 token transfers.

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