> For the complete documentation index, see [llms.txt](https://docs.native.org/native-dev/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.native.org/native-dev/build-with-native/swap-aggregators/firmquote-swap-apis.md).

# FirmQuote Swap APIs

## Overview

The Native Relay FirmQuote Swap API offers a robust and user-friendly toolkit for seamless integration with Native Core liquidity across various blockchain networks, including Ethereum, BNB Chain, Base, Arbitrum, and others coming in the near future.

Our API enables you to leverage Request-For-Quote (RFQ) pricing from Native Core.

## **Endpoints**

* **Orderbook:** Use `GET /orderbook` to check price levels for all supported pairs. This endpoint is essential for any aggregator or solver.
* **Indicative quote:** Use `GET /indicative-quote` to obtain regular quotes for a given chain and token pair. Refer to the provided code snippet for implementation details.
* **Firm quote:** Use `GET /firm-quote` to obtain transaction data necessary to execute swaps. Detailed code snippets are available for guidance.