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

## v1.113.12

#### UI

* View `lifetime fee savings` from zero-fee trading right in your `Portfolio` overview.
* Users can create and manage their `trading-only` keys in new `Subkey` tab under Key Management settings.
* `Order Book` retains your chosen tick size aggregation for each market.
* `iOS` users should see numeric keyboard on numeric input field.
* Mobile toast notifications can now be dismissed with a swipe.
* Mobile toast notifications have been repositioned higher to avoid blocking the Order Builder.

#### API

* Users can now create and authenticate with Sub keys.
* Number of sub-accounts is now limited to 25 per account.