Enum MiddlewareData 

pub enum MiddlewareData {
    BeforeLlm {
        messages: Vec<Message>,
        model_id: String,
    },
    AfterLlm {
        response_text: String,
        tokens_used: Option<TokenUsage>,
    },
    BeforeTool {
        tool_name: String,
        params: Value,
    },
    AfterTool {
        tool_name: String,
        params: Value,
        result: String,
    },
    BeforeRun {
        prompt: String,
    },
    AfterRun {
        response: String,
        success: bool,
        duration_ms: u64,
    },
}

Middleware data — context passed to middlewares per phase.

Variants

BeforeLlm

Payload for the MiddlewarePhase::BeforeLlm phase.

Fields

messages: Vec<Message>

Outgoing messages that will be sent to the model.

model_id: String

Identifier of the model that will receive the request.

AfterLlm

Payload for the MiddlewarePhase::AfterLlm phase.

Fields

response_text: String

Text returned by the model.

tokens_used: Option<TokenUsage>

Token usage from the LLM response, if available.

BeforeTool

Payload for the MiddlewarePhase::BeforeTool phase.

Fields

tool_name: String

Name of the tool about to be invoked.

params: Value

Parameters that will be passed to the tool.

AfterTool

Payload for the MiddlewarePhase::AfterTool phase.

Fields

tool_name: String

Name of the tool that was invoked.

params: Value

Parameters that were passed to the tool.

result: String

Serialized result returned by the tool.

BeforeRun

Payload for the MiddlewarePhase::BeforeRun phase.

Fields

prompt: String

User prompt that initiated the run.

AfterRun

Payload for the MiddlewarePhase::AfterRun phase.

Fields

response: String

Final response produced by the run.

success: bool

Whether the run completed successfully.

duration_ms: u64

Wall-clock duration of the run, in milliseconds.

Trait Implementations

impl Clone for MiddlewareData

fn clone(&self) -> MiddlewareData

Returns a duplicate of the value.

fn clone_from(&mut self, source: &Self)

Performs copy-assignment from source.