> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.0x.org/changelog/2025/6/2/llms.txt.
> For AI client integration (Claude Code, Cursor, etc.), connect to the MCP server at https://docs.0x.org/_mcp/server.

#### New Liquidity Sources

* **Arbitrum:** Added Swaap.
* **Base:** Added Clanker (Uniswap v4 hook).
* **BSC:** Added Swaap.

#### Chores

* Improved ZORA token support.
* Improved terminal.co token support.
* Updated settlement contract.

#### Bug Fixes

* Router now returns an explicit error instead of a malformed route.
* Fixed handling of the `sellEntireBalance` flag.

> Developer documentation for the 0x API. Embed swaps in your onchain app. Access 10+ million tokens with liquidity from 150+ exchanges with a single API.