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

## Blocks Schema Deprecations, Scheduling Enhancements, and New Voice Options for Vapi Voice

2. **'scheduled' Status Added to Calls and Messages**: You can now set the status of a call or message to `scheduled`, allowing it to be executed at a future time. This enables scheduling functionality within your application for calls and messages.

3. **New Voice Options for Text-to-Speech**: Four new voices—`Neha`, `Cole`, `Harry`, and `Paige`—have been added for text-to-speech services. You can enhance user experience by setting the `voiceId` to one of these options in your configurations.

4. **Removal of Step and Block Schemas**:
   > **Warning**
   >
   > Blocks and Steps are now officially deprecated. Developers should update their applications to adapt to these changes, possibly by using new or alternative schemas provided.