Coinbase’s Ethereum Layer 2 network is taking significant steps toward mainstream adoption with its recent launch of the Base Account. This innovative smart wallet infrastructure layer, introduced on July 16, 2025, instantly creates a self-custodial account for users when they sign up for the Base app. This streamlined approach, known as Sign in with Base, enhances usability across various applications and blockchain networks.
What Does the Base Account Offer? When users register for the Base app, a self-custodial smart account is automatically established for them. This account supports cross-application functionality, allowing one account to be utilized across numerous dApps built on Base and other compatible networks. Additionally, the Base Pay feature facilitates one-tap USDC payments for user convenience. Users benefit from the inclusion of sponsored gas fees, eliminating the need to hold Ether (ETH) to conduct transactions. Furthermore, transaction batching enables users to combine multiple operations into a single transaction, simplifying their experience.
The Foundation Laid by Sub Accounts The launch of Sub Accounts in Q2 2025 was a pivotal development that set the stage for Base’s expanded account capabilities. These Sub Accounts allow for the creation of isolated account contexts within the user's main wallet, permitting users to segregate funds across various decentralized applications (dApps) without the necessity of managing multiple wallets.
What’s Next for Base? Looking ahead, Base has outlined an ambitious roadmap for 2026 that includes two major upgrades: Beryl and Cobalt. Beryl, scheduled for June 25, 2026, will introduce B20, a new native token standard aimed at enhancing account abstraction. Following this, in September 2026, the Cobalt upgrade will implement native account abstraction at the protocol level. This means that features like gas sponsorship and transaction batching will be integral to the network rather than optional add-ons.
How Does This Align with AI Trends? Base’s strategy includes the development of agent-native infrastructure, which aligns with the advancements in autonomous agents. Traditional accounts, particularly externally owned accounts controlled by private keys, lack the programmable logic that smart accounts can provide. Features such as transaction batching and gas sponsorship are designed to facilitate complex multi-step operations commonly associated with autonomous functions. After the Cobalt upgrade, smart accounts will be fully integrated, enabling AI agents to interact as seamlessly as human users.
What Does All This Mean for Investors? Despite the promising features introduced by the Base Account, there has yet to be a significant impact on market prices or broad expert opinions tied to the announcement. However, Base’s strategic advancements create competitive pressures within the Ethereum Layer 2 ecosystem, particularly against rivals like Arbitrum, Optimism, and zkSync. Coinbase’s existing user base presents a unique advantage, positioning Sign in with Base as a potential gateway for centralized exchange users to become active on-chain participants.
Investors monitoring Base should focus on three essential metrics over the coming year:
- Daily active smart accounts following the launch
- Developer engagement with Sub Accounts and Base Pay integrations
- Adherence to the Beryl upgrade timeline By tracking these indicators, investors can gain valuable insights into Base’s trajectory and the potential of its smart account innovations.