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Upgrading to 0x API v2
Upgrading to 0x API v2

The importance of upgrading your app to API v2

Updated this week

What is API v2?

API v2 is a full-stack overhaul of our technology, offering:

  • Seamless swap product for developers with optimal trade execution at the best prices.

  • Powerful new monetization controls.

  • Enhanced security baked in at the ground level.

Since launching v2, we’ve added coverage for five new chains with new liquidity sources across the board. You can access them now with 0x API v2.


Read about our announcement here.

How do I upgrade to v2?

Upgrading to 0x v2 is easy! Follow our upgrade guide to upgrade today.


API v1 Lifecycle Stages

v1 Stage

Support Level

Activities

Dates

Active Development

Full support, including new feature development

Feature development, bug fixes, and updates

Q2 2024

Maintenance Mode

Partial support, no new feature development

Critical bug fixes and security updates

Q2 2024 - 12/12/2024

Deprecated (Current Stage)

Gradual phase-out with end-of-support timeline, migrate to v2

No updates; minimal support; users are encouraged to migrate

12/13/2024 - 4/10/2025

Sunset (End of Life)

Gradual phase-out with communicated end-of-support timeline

Product will be fully retired; users will no longer be able to access v1 endpoints

4/11/2025

What's happening with v1?

We will sunset 0x API v1 on April 11, 2025.

Following the sunset date, you must have upgraded to v2 to continue using our endpoints. In the meantime, no updates will be made, nor will support be provided to API v1.

Please upgrade to API v2 to keep your product running smoothly.

What does “sunset” mean?

We will fully retire API v1 on April 11, 2025. Integrators will no longer be able to use v1 endpoints.

Sunsetting API v1 will enable us to focus on expanding and upgrading v2 🚀

If you have any questions or concerns, please reach out.

📚 Learn More:

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