B2 Testnet

An EVM-compatible Bitcoin Layer 2 testnet using BTC as gas, offering low-cost, fast-finality smart contracts and Ethereum tooling for BTC-native dApp development.

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Faucet

B2 Testnet Faucet

Get free BTC fast and reliably. 0.01 BTC/day.

Chain Overview

Chain ID

Native Token

Bitcoin (BTC)

RPC

RPC Latency

Latest Block

EIP-7702

Explorers

thirdweb Products

Wallets

Create wallets to read and transact

Tokens

Launch tokens and markets

AI

Read and write onchain via natural language

HTTP API

Build products with our HTTP API

Frequently asked questions