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v1 sunsets on April 11, 2025. Migrate to v2 before then to prevent disruptions. See the migration guide for details.

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Core Concepts

Version: 2.0

Core Concepts

📄️ Contracts

Learn about 0x Settler, AllowanceHolder, and Permit2 contracts.

📄️ Order Types

Learn about 0x order types.

📄️ Glossary

A list of commonly encountered terms when developing with 0x

📄️ White paper

0x white paper

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