XO Swap API

This API allows you to: fetch exchangeable pairs, preview the amount you will receive, and execute swaps.

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Authorization Required: All API requests require specific headers. See the Authorization guide for details.

API Versions

Choose Your API

V3 Stable allows you to integrate different flows, giving you more flexibility on what to use.

V4 Beta allows you to get best route for a swap without much boilerplate. One API that wraps all types of swaps. This version is under active development — endpoints and schemas may change.