Account Abstraction vs Core API vs 0x
Build an ecosystem optimized for your goals while opening up new revenue streams.
Comparison Summary
Account Abstraction, Core API and 0x each address unique challenges in the web3 ecosystem, offering complementary strengths for builders. Implementation of ERC-4337 enabling smart contract accounts as primary user accounts on Ethereum without protocol changes. A Document Object Model for Web APIs designed to simplify API consumption and integration. 0x provides battle-tested APIs to embed fast, gasless, and deeply liquid crypto trading into decentralized applications. Together, these tools serve different but overlapping user needs, making them valuable components in a modern web3 development stack.
| At a Glance | |||
| Composability | |||
| Cross-Chain | |||
| Customizability | |||
| Developer Support | |||
| Ease of Integration | |||
| Performance | |||
| Key Features | |||
| Core Capabilities | UserOperations and Bundlers, EntryPoint contract, Modular account extensibility | Dynamic API Discovery, Open Source Repositories | Swap API, Gasless API, Trade Analytics API, Multi-chain support, Developer dashboard |
| Chain Support |     +2 |    +40 |  +9 |
| Best For | Infrastructure Developers, DeFi Developers | Infrastructure Developers, DeFi Developers | DeFi Developers, Infrastructure Developers |
| Pricing | |||
| Free Tier | Free | — | Starter |
| Paid Features | 1 paid tiers | — | 1 paid tiers |
| Custom Plans | Enterprise plans | — | — |
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