Factory-deployed accounts create permanent on-chain relationships. Unlike EOAs, a smart account's creation is a verifiable, immutable event linking the user to the deploying factory contract. This creates an auditable trail of accountability that persists beyond a single transaction or session.
Why Factory-Deployed Accounts Are Harder to Abandon
The sunk cost fallacy isn't a bug, it's a feature. Factory-deployed smart accounts embed user history and assets, creating powerful retention mechanics that Externally Owned Accounts (EOAs) can't match. This is the hidden moat of Account Abstraction.
Introduction
Factory-deployed smart accounts create a permanent, on-chain relationship that fundamentally alters the cost-benefit analysis for protocol developers.
The abandonment cost is now non-zero. For protocols like Starknet's Account Abstraction model or Safe{Wallet}, deploying a user's account requires a gas fee and a permanent contract deployment. This upfront investment, even if subsidized, psychologically and financially anchors the user to the ecosystem.
Compare this to EOA-based dApps. Users connect a MetaMask wallet, interact, and can vanish without a trace. The protocol bears all deployment and infrastructure costs. With ERC-4337 account factories, the relationship is mutualized; the user's presence is a concrete on-chain asset.
Evidence: On Arbitrum, deploying a simple Safe{Wallet} costs ~0.0005 ETH. This is a trivial but non-zero cost that creates a sunk cost fallacy in reverse—the user now has skin in the game, making them more likely to return and utilize the asset they paid to create.
The Core Argument: Sticky by Design
Factory-deployed smart accounts create structural switching costs that make user bases fundamentally harder to migrate than EOA-based wallets.
Switching costs are structural. Migrating from one EOA wallet (MetaMask) to another is a simple key import. Migrating a smart account like an ERC-4337 bundle requires re-deploying the contract and reconfiguring all associated modules, a multi-step on-chain transaction.
User data becomes protocol-specific. A factory-deployed account embeds custom logic for social recovery, session keys, or gas sponsorship. This application-specific state is not portable to a competitor's factory without a complex, user-hostile migration process.
Compare EOA vs. Smart Account. An EOA is a dumb keypair; its value is the assets inside. A smart account is a programmable identity; its value is the integrated services (e.g., Safe{Wallet} modules, Biconomy paymasters) that become costly to replicate elsewhere.
Evidence: Look at Arbitrum's 24M+ accounts. Most are EOAs, easily bridged to other L2s. A network of factory-deployed accounts with native account abstraction features would see a fraction of that outflow due to the embedded utility and migration friction.
The On-Chain Stickiness Engine
Smart accounts create a persistent, composable identity that makes switching costs prohibitive and user loyalty concrete.
The Problem: The EOA Graveyard
Externally Owned Accounts (EOAs) are disposable. Users create a new one for every airdrop or to avoid gas fees, leading to zero loyalty and fragmented on-chain history.
- No persistent identity for protocols to build on.
- User history is lost when they rotate keys or wallets.
- Zero switching cost enables mercenary capital to flee at the first sign of trouble.
The Solution: The Smart Account Factory
Deploying via a factory (like Safe{Core}, Biconomy, or ZeroDev) bakes the protocol's logic into the account's DNA from day one.
- Protocol becomes the account's OS, controlling upgrade paths and module dependencies.
- User's assets, history, and reputation are permanently tied to this account instance.
- Abandoning the account means abandoning your entire on-chain persona, a cost most users won't pay.
The Lock-In: Modular Dependency
Smart accounts are built with modules for recovery, spending limits, and session keys. The protocol that deploys them often becomes the default module marketplace and curator.
- Switching the base protocol requires a full account migration, a complex and risky process.
- Network effects accrue as more users adopt the same module standards (e.g., Safe{Core} Protocol).
- Protocol revenue shifts from transaction fees to recurring SaaS-like fees for module maintenance and updates.
The Data Moat: On-Chain Reputation Graphs
A persistent smart account becomes a verifiable, non-transferable reputation sink. Protocols like Galxe, Rabbithole, and Orange can build attestations directly to this immutable identity.
- Credit scoring and underwriting (e.g., Arcx, Spectral) become possible, creating financial stickiness.
- Abandoning the account destroys your provable history, a catastrophic loss in a reputation-based economy.
- Protocols can offer premium services (lower rates, exclusive access) to high-reputation accounts, creating a loyalty flywheel.
The Economic Sink: Native Gas Abstraction
When a protocol pays gas for users (via ERC-4337 paymasters or similar), it creates a direct economic subsidy and data pipeline.
- User's first touchpoint is a sponsored transaction, creating immediate habit formation.
- Protocol gains a complete view of the user's transaction flow and can optimize its own bundler/paymaster network.
- Switching away means losing free gas and returning to the complexity of managing native tokens, a significant friction point.
The Network Effect: Cross-Protocol Composable Identity
A smart account deployed via a major standard (like Safe{Core} Protocol) isn't locked to one app. Its identity and permissions become portable across the ecosystem, but the deployment origin remains the root of trust.
- Think Auth0 or Stripe for web3: The factory becomes the foundational identity layer.
- Competitors must offer radical superiority to justify the user's costly migration, not just marginal gains.
- This creates a winner-take-most market for account infrastructure, as seen with Safe's dominance in multisig.
EOA vs. Smart Account: The Abandonment Cost Matrix
Quantifying the technical and financial lock-in between Externally Owned Accounts (EOAs) and factory-deployed Smart Accounts (ERC-4337).
| Abandonment Factor | Traditional EOA (e.g., MetaMask) | Minimal Proxy Smart Account (e.g., Safe{Core}) | Singleton Proxy Smart Account (e.g., ZeroDev Kernel, Biconomy) |
|---|---|---|---|
Deployment Gas Cost (Create) | 0 ETH | ~0.2 - 0.4 ETH | ~0.001 - 0.003 ETH |
State Migration Complexity | Manual (Seed Phrase) | High (Multi-sig config, modules) | Low (Single user op to new logic) |
On-chain Activity Footprint | Permanent (Non-upgradable) | Permanent (Proxy + Implementation) | Ephemeral (UserOp logs only) |
Social Recovery / Inheritance Setup | |||
Bundler Dependency for Access | |||
Protocol-Specific Staking Locked | Yes (e.g., Lido stETH, Aave aTokens) | Yes (Same as EOA) | Yes (Same as EOA) |
Cross-Chain Fragmentation Penalty | Per-Chain Gas for Deployment | Per-Chain Gas for Deployment | Near-Zero (Singleton logic re-used) |
The Sunk Cost Fallacy as a Protocol Feature
Factory-deployed smart accounts create higher switching costs than EOA wallets, embedding user retention into the protocol's economic design.
Factory deployment imposes a cost. Every new ERC-4337 or Safe{Wallet} smart account requires an on-chain transaction to deploy its logic, creating a sunk cost in gas for the user or sponsor.
EOAs are free to abandon. A user's Externally Owned Account (EOA) is a cryptographic keypair with zero on-chain footprint; switching wallets is costless, which explains the low loyalty in MetaMask's extension ecosystem.
Smart accounts create inertia. The gas spent on deployment, paymaster configuration, and social recovery setup forms a switching cost moat. Users do not migrate unless the new utility demonstrably outweighs this sunk investment.
Evidence: Coinbase Smart Wallet and ZeroDev sponsor first transactions, but this acquisition cost is a protocol investment. User retention becomes the ROI, fundamentally altering the customer lifetime value (LTV) calculus versus EOA models.
Protocols Building the Sticky Future
Factory-deployed smart accounts create durable user relationships by embedding protocol logic at the point of creation, making switching costs prohibitive.
The Bundler as a Service Lock-in
Protocols like Stackup and Alchemy offer subsidized transaction bundling, but the bundler endpoint is hardcoded in the account's entryPoint. Switching requires a new wallet.
- User Acquisition Cost is amortized over the account's lifetime, not per transaction.
- Creates a recurring revenue stream from bundler fees and MEV capture.
- Enables custom opcode support (e.g., custom signature schemes) that are non-portable.
The Modular Verifier Trap
Accounts using ZK proofs or custom signature schemes (e.g., WebAuthn) bake the verifier contract into their validation logic. This creates a hard dependency.
- Security is non-transferable; a new account loses its established trust graph and recovery mechanisms.
- Gas overhead for on-chain verification is optimized for one stack, making alternatives economically irrational.
- Enables native cross-chain state via protocols like LayerZero and Hyperlane, but only within the factory's ecosystem.
ERC-4337's Hidden Paymaster Dependency
The Paymaster contract sponsors gas fees in exchange for protocol loyalty. It's the ultimate retention tool, used by Base's Onchain Summer and Pimlico.
- Session keys grant free transactions for a set period, creating user habit.
- Sponsored transactions mask true gas costs, making competing wallets feel expensive.
- Direct integration with dApps (e.g., Uniswap, Aave) allows for fee logic tied to specific actions.
The Social Recovery Moat
Factories like Safe{Wallet} and ZeroDev embed configurable guardian sets and recovery logic. This social graph is immovable.
- Migration is a coordination nightmare requiring all guardians to re-sign for a new account.
- Enterprise compliance (multi-sig, timelocks) is built-in, making it a core operational system.
- On-chain reputation (e.g., Ethereum Attestation Service) is anchored to the factory-deployed account address.
The Cross-Chain State Anchor
Accounts deployed via Polygon's zkEVM or Arbitrum factory contracts use their native bridge as a canonical state root. This ties identity to the L2's ecosystem.
- Native gas currency is the chain's token, creating a financial stake in the ecosystem.
- Bridged asset liquidity (e.g., USDC.e) is often superior within the native chain, disincentivizing exit.
- Protocol-specific features (e.g., Starknet's account abstraction) are not portable to EVM chains.
The dApp-Specific Wallet
Projects like Friend.tech and UniswapX deploy a unique wallet for each user to encapsulate order flow and loyalty. The account is the platform access key.
- Abandoning the account means abandoning your social capital or trading history.
- Direct integration allows for gasless, instant transactions that generic wallets cannot match.
- Revenue sharing and fee discounts are programmed into the account's logic, creating a direct economic bond.
Counterpoint: Portability and the Modular Threat
Factory-deployed smart accounts create a powerful, non-trivial lock-in effect that protects the underlying L2 from user and developer churn.
Factory-deployed accounts are sticky infrastructure. The smart account's logic and state are permanently anchored to the L2 where its factory contract resides. Porting a user's complete on-chain identity—social recovery modules, session keys, bundled transactions—requires a complex, stateful migration no bridge solves.
This creates a modular moat. Unlike an EVM wallet's private key, a smart account's custom logic is chain-specific. A user on a zkSync Era account using native AA cannot simply switch to Arbitrum without redeploying and reconfiguring their entire account abstraction stack.
The threat to monolithic chains is direct. Solana and Sui, which bake similar functionality at the protocol layer, face commoditization. An L2 with superior AA tooling (like Starknet's native account abstraction) captures developers who then bring users locked into their account factories.
Evidence: Ethereum's ERC-4337 entry point is chain-agnostic, but dominant factory deployments on Optimism and Polygon demonstrate first-mover advantage. User acquisition costs are amortized over the lifetime of the account, not the transaction.
TL;DR for Builders and Investors
Factory-deployed accounts (ERC-4337, AA wallets) create inherent user and developer lock-in that is structurally harder to abandon than traditional EOAs.
The Onboarding Sunk Cost
Migrating from an EOA is trivial; migrating a smart account with embedded logic, session keys, and recovery modules is a complex, high-friction operation. This creates a powerful retention moat.
- User Friction: Abandoning means reconfiguring all attached permissions, subscriptions, and asset rules.
- Developer Lock-in: Apps build custom modules (e.g., social recovery, batched tx) that are non-portable, anchoring users to their infra.
The Data Network Effect
Smart accounts generate rich, structured on-chain data (user ops, module interactions) that becomes a proprietary asset for the factory or bundler service (e.g., Stackup, Alchemy, Biconomy).
- Predictive Analytics: Enables superior fee optimization and spam protection based on historical behavior.
- Sticky Services: Competing services lack this user-specific data graph, creating a significant switching cost.
Economic Inertia & Fee Markets
Factories and paymasters (like Pimlico, Candide) can subsidize gas or offer fee abstraction, embedding their economic model into the user's transaction flow.
- Subsidy Hooks: Users are incentivized to stay within ecosystems that offer gas sponsorship or stablecoin fee payments.
- Bundler Dependency: The account's logic may be optimized for a specific bundler's mempool, creating a performance-based lock-in.
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