

Build an ecosystem optimized for your goals while opening up new revenue streams.
EURC, Core API and 0x each address unique challenges in the web3 ecosystem, offering complementary strengths for builders. EURC is a web3 developer toolset focused on building decentralized applications and infrastructure. 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 | Smart contract integration, Developer documentation | Dynamic API Discovery, Open Source Repositories | Swap API, Gasless API, Trade Analytics API, Multi-chain support, Developer dashboard | 
| Chain Support | +1 | +40 | +9 | 
| Best For | Infrastructure Developers, DeFi Developers | Infrastructure Developers, DeFi Developers | DeFi Developers, Infrastructure Developers | 
| Pricing | |||
| Free Tier | Open Source | — | Starter | 
| Paid Features | — | — | 1 paid tiers | 
| Custom Plans | — | — | — | 
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