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The Layer Brett Is Live

start Testing Today

Connect your wallet, bridge Sepolia ETH, explore the network, and help shape the future of the meme-powered Layer 2 chain built on Optimism technology.

Quick Start

A fast, low-cost Optimism Layer 2 — infused with Brett culture and powered by Ethereum Sepolia for testing.

A fast, low-cost Optimism Layer 2 — infused with Brett culture and powered by Ethereum Sepolia for testing.

Testnet Overview

This network mirrors the upcoming Layer Brett mainnet, giving users early access to test transactions, governance, and our AI-powered meme ecosystem

A fast, low-cost Optimism Layer 2 — infused with Brett culture and powered by Ethereum Sepolia for testing.

Network Name:
Layer Brett Testnet
Chain ID:
4500
RPC URL:
https://testnet-tx-rpc.layerbrettchain.comcopy
Block Explorer:
https://testnet-explorer.layerbrettchain.com/copy
Bridge Contract (Sepolia L1) :
0x10Ec8159a9B1D7b7A1154E9a5b89FCeCd027B222copy
Gas Token:
Sepolia ETH
Base Layer:
Ethereum Sepolia (L1)
Launch Date:
December 1st, 2025

How to Connect to

Layer Brett Testnet

Step
add Testnet to MetaMask

Click below to automatically add the network to your wallet:

Step

If your wallet doesn't support auto-add, use these settings:

Network Name
Layer Brett Testnet
RPC URL:
https://testnet-tx-rpc.layerbrettchain.comcopy
Chain ID:
4500
Currency Symbol:
ETH
Block Explorer:
https://testnet-explorer.layerbrettchain.com/copy

A fast, low-cost Optimism Layer 2 — infused with Brett culture and powered by Ethereum Sepolia for testing.

A fast, low-cost Optimism Layer 2 — infused with Brett culture and powered by Ethereum Sepolia for testing.

How to Get Sepolia

ETH Required for Testnet

Layer Brett testnet uses
Go to https://
www.alchemy.com/faucets/ethereum-sepolia
Sign up or log in
Choose Sepolia
Enter your wallet address
Complete the captcha
Receive your Sepolia ETH
Using the Alchemy Faucet (Recommended)

You will need a free Alchemy account.

⚠️ Note: Faucets sometimes limit requests to ~0.1 ETH every 24 hours.

HOW TO BRIDGESepolia ETH

Layer Brett

(Instant Send Method)

Layer Brett uses a direct-send bridge, meaning you don’t need a UI or approval steps.

To bridge Sepolia ETH to Layer Brett , just send it directly to the official bridge contract address.

Step
Copy the Bridge Contract Address

You'll find the official L1 → L2 bridge address here:


Bridge Contract (Sepolia L1): copy

0x10Ec8159a9B1D7b7A1154E9a5b89FCeCd027B222

Step
Open MetaMask (or any EVM wallet)

Select the Sepolia network

Step
Send Sepolia ETH to the Bridge Contract

Use the standard “Send” function in your wallet.

Recipient: Bridge contract address

Amount: Any amount works (0.02–0.1 ETH recommended for testing)

Gas: Paid in Sepolia ETH

Step
Wait for Confirmation

After the Sepolia transaction confirms, the bridge will automatically credit you with ETH on the Layer Brett Testnet.

Step
AAAAND....Done!

Send transactions

Deploy contracts

Use the AI meme explorer

What You Can Do on the Layer Brett Testnet

Send ETH Transactions on Layer 2
Fast, cheap, and meme-powered.

Explore the Custom Block Explorer
Track blocks, transactions, wallets — powered by Brett-style visuals

Bridge ETH Between L1 ↔ L2
Deposit and withdraw Sepolia ETH through the official Brett bridge.

Deploy Smart Contracts
Fully EVM-compatible — run Solidity projects directly on Layer Brett.

Community Feedback

We need your help to break things (on purpose). For Bug Reports or Feedback & Ideas

For Bug Reports or Feedback & Ideas

Ready to Start?

Let’s build the funniest, fastest, and most unique Ethereum L2 together.

Welcome to the Layer Brett Testnet.