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This guide gets you connected to Autheo Chain in under 5 minutes. Connect to Mainnet to use the live network, or Testnet if you’re a developer exploring the chain before deploying.

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What you need

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Step 1: Add Autheo to MetaMask

1

Open the network selector

Click the network name in the upper-left corner of MetaMask (shows “Ethereum Mainnet” by default).
2

Add a custom network

Scroll to the bottom of the network list and click Add a custom network.
3

Enter network details

Fill in the following:
4

Save and switch

Click Save. MetaMask will switch to Autheo Mainnet automatically.

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Step 2: Verify your connection

After a few seconds (target block time is ~5 seconds), your balance should appear in MetaMask. You can also search your 0x... address on the EVM block explorer to confirm.

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What’s next?

Build a dApp or smart contract

Deploy Solidity contracts with Remix or Hardhat — no CLI required

Run a validator node

Step-by-step setup from license acquisition to your first reward

Delegate tokens

Stake THEO to an existing validator with a Prime or Core license

Explore the APIs

JSON-RPC and REST API reference