> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://docs.0x.org/changelog/2025/6/27/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 DeltaSwap, SpartaDEX, and Arbswap.
* **Base**: Added Fluid.
* **BSC**: Added BabySwap, FraxSwap, and Dinosaur Eggs.

#### Chores

* Expanded **Uniswap v4** support:
  * Added Spot hook.
  * Updated Bunni, Clanker, and Flaunch hooks.
  * Enabled support for Zora Creator and Zora Content Coin
* Deprecated support for Orderbook v1
* Improved routing latency across infrastructure

#### Bug Fixes

* Fixed bug that caused 0 bps fills

> 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.