ToolChoiceWithProvider:
    | {
        provider: Extract<PromptSDKFormat, "OPENAI" | "AZURE_OPENAI">;
        toolChoice: OpenaiToolChoice;
    }
    | {
        provider: Extract<PromptSDKFormat, "ANTHROPIC">;
        toolChoice: AnthropicToolChoice;
    }
    | {
        provider: Extract<PromptSDKFormat, "PHOENIX">;
        toolChoice: PromptToolChoice;
    }
    | {
        provider: Extract<PromptSDKFormat, "VERCEL_AI">;
        toolChoice: VercelAIToolChoice;
    }
    | { provider: null; toolChoice: null }