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Base supports bridging assets from multiple chains including Ethereum, Solana, and Bitcoin. While the bridge on bridge.base.org has been deprecated, there are many bridges that support moving assets between Base and other chains. For questions, see our FAQ.

Ethereum ↔ Base

Superbridge

Superbridge enables you to bridge ETH and other supported assets from Ethereum mainnet (L1) directly to Base.

Supported Networks

Brid.gg

Brid.gg is another option that also helps you bridge ETH and supported assets between Ethereum mainnet (L1) and Base.

Supported Networks

Programmatic Bridging (Ethereum)

See the sample code repository to see how to bridge ETH and ERC-20s from Ethereum to Base.
Double check the token address for ERC-20s You can use any ERC-20 that is supported on the network. You can check what assets are on Base and the corresponding contract address via this hub. Ensure there is an address for base, example. Always test with small amounts to ensure the system is working as expected.
This implementation can only bridge assets to Base. Do not attempt to alter the code to withdraw the assets.

For Token Issuers

If you have an ERC-20 token deployed on Ethereum and want to enable bridging to Base, see our guide on Bridging an L1 Token to Base. This covers deploying your token on Base using the standard bridge contracts and getting it listed on the Superchain token list.

Solana ↔ Base

The Base-Solana bridge enables bidirectional token transfers and message passing between Base and Solana networks. Key Features:
  • Transfer SOL and SPL tokens between Base and Solana
  • Send arbitrary cross-chain messages
  • Deploy wrapped tokens on either chain
  • Optional auto-relay for instant execution

Contract Addresses

NetworkContractAddress
Base MainnetBridge0x3eff766C76a1be2Ce1aCF2B69c78bCae257D5188
Base MainnetSOL Token0x311935Cd80B76769bF2ecC9D8Ab7635b2139cf82
Solana MainnetBridge ProgramHNCne2FkVaNghhjKXapxJzPaBvAKDG1Ge3gqhZyfVWLM
For testnet addresses and full implementation details, see the Base-Solana Bridge documentation.

Bitcoin → Base

Garden

Garden is a fast non-custodial Bitcoin bridge that enables you to bridge BTC and other supported assets from Ethereum, Solana, and more, directly to Base.

Supported Networks


Disclaimer

Coinbase Technologies, Inc., provides links to these independent service providers for your convenience but assumes no responsibility for their operations. Any interactions with these providers are solely between you and the provider.

FAQ

No, the bridge on bridge.base.org has been deprecated.
Navigate to one of the Superchain Bridges to look up your transaction.
Base is committed to decentralization and the Superchain vision. Leveraging the community to bootstrap the Superchain bridges is a step in that direction; increasing censorship resistance and decentralization.
Superchain Bridges are operated by third parties, not by Coinbase Technologies, Inc. (“Coinbase”). Coinbase does not control, operate, or assume any responsibility for the performance of these external platforms. Before using any Superchain Bridge, you may be required to agree to their terms and conditions. We strongly recommend you review these terms carefully, as well as any privacy policies, to understand your rights and obligations. The integration or inclusion of the Superchain Bridges does not imply an endorsement or recommendation of any bridge by Coinbase.
The Base-Solana bridge uses validators to verify cross-chain messages. When bridging from Solana to Base, tokens are locked on Solana and minted on Base. When bridging from Base to Solana, tokens are burned on Base and unlocked on Solana. See the full documentation for implementation details.
The Base Discord community is available around the clock for general questions, assistance and support! You can create a support ticket in the #general-support channel.