| Ethereum Improvement Proposals (EIPs) | Define protocol-level changes |
| Ethereum Request for Comments (ERCs) | Define application-level standards |
| Software Development Kit (SDK) | A collection of tools that developers use to build applications on top of a platform |
| Provider | An adapter wrapping a bridge (Across, Relay, etc.) that translates its API into the SDK's format |
| Aggregator | The central hub coordinating multiple providers. Your single entry point |
| Quote | An offer from a provider: how much you get, fees, estimated time, and the steps to execute |
| Intent | What the user wants to do, expressed as "send X tokens from chain A to chain B" |
| Solver | An actor that fulfills intents. They compete to offer the best price |
| Open Intents Framework (OIF) | Modular infrastructure for intent layers: origination, fulfillment, settlement and rebalancing. Collaborative effort between the EF, Hyperlane, OpenZeppelin, Wonderland and others |
| Interoperable Address | An address that carries its chain info with it, following ERC-7930 |