Question 1

How does Celo work?

Accepted Answer

Celo operates as an Ethereum Layer 2 network using the OP Stack and optimistic rollups, which bundle transactions off-chain and anchor them to Ethereum for final settlement and security. The architecture includes an EVM-compatible execution layer, EigenDA for cost-efficient data availability, and sequencers for fast block production—achieving one-second block times and sub-cent transaction fees. This modular design enables seamless composability, multi-currency gas payments, and supports mobile-first applications for global accessibility.

Question 2

Is Celo a secure platform?

Accepted Answer

Celo inherits Ethereum’s security by anchoring all transaction data and proofs to the Ethereum mainnet through its optimistic rollup design. The network leverages decentralized sequencers and validators, robust governance, and EigenDA for reliable data availability, further enhancing its resilience and trustworthiness. By integrating with Ethereum’s economic security and decentralization, Celo offers a secure environment for users and developers.

Question 3

How to use Celo?

Accepted Answer

Users can interact with Celo by connecting an EVM-compatible wallet, bridging assets, and making payments or using dApps with support for multiple currencies like USDC and USDT as gas. Developers can deploy Ethereum smart contracts directly on Celo using familiar tools, benefiting from low fees, fast confirmations, and seamless integration with the broader Ethereum ecosystem. The platform is optimized for mobile devices, making Web3 accessible to billions of smartphone users worldwide.

Question 4

What services does Celo offer?

Accepted Answer

Celo provides lightning-fast, low-cost payments, stablecoin transactions, and a rich ecosystem of DeFi, ReFi, and real-world applications. The network supports multi-currency gas fees, decentralized governance, asset trading, and identity verification via Social Connect, with over 1,000 projects from 150+ countries. Celo’s infrastructure is designed for scalable dApp development, financial inclusion, and seamless composability across systems.