> 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.

1. **Configure Conversation Nodes with OpenAI Models**: You can now set up your assistant's workflow conversation nodes to use OpenAI models by specifying [`WorkflowOpenAIModel`](https://api.vapi.ai/api#:~:text=WorkflowOpenAIModel). Choose from a range of OpenAI models and customize parameters like `maxTokens` and `temperature` to control responses.

2. **Configure Conversation Nodes with Anthropic Models, Including *Thinking* Feature**: Your assistant's conversation nodes can now use Anthropic models by specifying [`WorkflowAnthropicModel`](https://api.vapi.ai/api#:~:text=WorkflowAnthropicModel). Select from various Anthropic models and, for `claude-3-7-sonnet-20250219`, enable the optional `thinking` feature for advanced reasoning capabilities.