Enum Provider 

pub enum Provider {
    OpenAi(OpenAiProvider),
    Anthropic(AnthropicProvider),
    Mock(MockProvider),
}

统一的 Provider 枚举，包装所有 Provider 实现

通过此枚举可以在需要动态分发时避免 dyn trait 的限制。

Variants

OpenAi(OpenAiProvider)

Anthropic(AnthropicProvider)

Mock(MockProvider)

Trait Implementations

impl LlmProvider for Provider

async fn complete(&self, messages: &[Message]) -> Result<String>

async fn complete_stream(&self, messages: &[Message]) -> Result<Vec<String>>

async fn complete_with_budget( &self, messages: &[Message], max_output_tokens: Option<u32>, ) -> Result<String>

带输出预算上限的完整（非流式）调用。

fn call_count(&self) -> usize

返回已完成的 LLM 调用次数