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Fees, Gas & Finality
Base Gas Fees Explained
Understand Base gas fees, ETH usage, Layer 2 costs, and why Base assets are separate from Ethereum mainnet assets.
Network map
What this means
Base users generally pay gas with ETH on Base, and fees are usually lower than Ethereum mainnet but still depend on network conditions.
Core ideas
What to understand first
- ETH is commonly used as gas on Base.
- Base is separate from Ethereum mainnet.
- Transactions need ETH on Base, not just ETH on mainnet.
- L2 fees can still change with demand.
User checklist
What to check before moving assets
- Confirm your ETH is on Base.
- Keep enough ETH on Base for actions.
- Use a trusted Base explorer.
- Check dApp network prompts carefully.
Risk note
Common mistakes to avoid
- Mainnet ETH and Base ETH are often confused.
- Fake bridges target users moving ETH to Base.
- Wrong-network deposits can cause support issues.