An EVM-compatible mainnet blockchain optimized for Polynomial’s on-chain derivatives, delivering low fees, rapid finality, and ETH-native gas on Chain ID 80008.
Polynomia Sepolia is an EVM-compatible mainnet environment used by Polynomial’s cross-chain bridge, with ETH as the native gas and settlement currency. It powers asset bridging, swaps, and automated DeFi strategies while remaining compatible with standard Ethereum tooling for developers and liquidity providers.
Unlike generic networks, it is presented as a mainnet with native-ETH gas and production-grade endpoints, delivering an Ethereum-like developer experience and seamless bridge integration for low-friction deployments. For performance comparisons, review live averages for gas cost, block speed, TPS, and activity on the explorer linked from polynomial.fi; in practice, metrics track Ethereum-style cadence with low fees, keeping frequent transactions cost-efficient.
Polynomia Sepolia uses ETH as the gas token for transaction fees. You can obtain ETH by bridging from other chains or purchasing using thirdweb Bridge.
To bridge ETH to Polynomia Sepolia, connect your wallet to thirdweb bridge, select your source chain, choose the token you want to bridge, select Polynomia Sepolia as the destination, enter the amount, and confirm the transaction. The bridge will handle the cross-chain transfer instantly.
To build on Polynomia Sepolia you can use thirdweb, which provides an easy way to build, monetize and scale your apps, games or agents. You can find detailed guides and documentation on https://portal.thirdweb.com to get started quickly.
To add Polynomia Sepolia to your wallet, you can connect your wallet and click on [Add to Wallet] button at the top of the page. Alternatively, you can add the network manually using the RPC URL and chain details and add it to your wallet's network settings.
To send ETH on Polynomia Sepolia, ensure your wallet is connected to the Polynomia Sepolia network, enter the recipient's address, specify the amount of ETH to send, review the gas fee, and confirm the transaction in your wallet.