Enum InputItem 

pub enum InputItem {
    Message {
        role: Role,
        content: MessageContent,
        id: Option<String>,
        status: Option<String>,
    },
    FunctionCall {
        call_id: String,
        name: Option<String>,
        arguments: Option<String>,
        id: Option<String>,
    },
    FunctionCallOutput {
        call_id: String,
        output: FunctionCallOutputContent,
    },
    Reasoning {
        id: Option<String>,
        content: Option<Vec<ReasoningTextPart>>,
        summary: Option<Vec<SummaryTextPart>>,
    },
    WebSearchCall {
        id: Option<String>,
        action: Option<Value>,
    },
    CustomToolCall {
        call_id: String,
        name: String,
        input: String,
        id: Option<String>,
    },
    CustomToolCallOutput {
        call_id: String,
        output: FunctionCallOutputContent,
    },
    Other(Value),
}

An item of the input list.

Item types not listed here can be sent through Self::Other as raw JSON.

Variants

Message

A message with a role and content.

Fields

role: Role

The role of the message author: user, assistant, system, or developer.

content: MessageContent

The message content: plain text or an array of content parts.

id: Option<String>

The unique ID of the message (present when passing back an output message from a previous response).

status: Option<String>

The status of the message (present when passing back an output message from a previous response).

FunctionCall

A call to a user-defined function, e.g. returned by a previous response. Must be paired with a matching InputItem::FunctionCallOutput.

Fields

call_id: String

The ID that pairs this call with its output.

name: Option<String>

The name of the function to call.

arguments: Option<String>

The arguments of the call, as a JSON string.

id: Option<String>

The unique ID of the function call item.

FunctionCallOutput

The output of a function call.

Fields

call_id: String

The ID that pairs this output with the corresponding InputItem::FunctionCall.

output: FunctionCallOutputContent

The result of the function call: plain text or an array of content parts.

Reasoning

A reasoning item from a previous response.

Fields

id: Option<String>

The unique ID of the reasoning item.

content: Option<Vec<ReasoningTextPart>>

Plaintext reasoning content parts.

summary: Option<Vec<SummaryTextPart>>

Reasoning summaries.

WebSearchCall

A web search call from a previous response, passed back as-is so the server can restore the search results.

Fields

id: Option<String>

The unique ID of the web search call.

action: Option<Value>

The search action performed by the server.

CustomToolCall

A call to a custom tool (e.g. the apply_patch tool used by Codex-style agents).

Fields

call_id: String

The ID that pairs this call with its output.

name: String

The name of the custom tool.

input: String

The input of the tool call.

id: Option<String>

The unique ID of the custom tool call item.

CustomToolCallOutput

The output of a custom tool call.

Fields

call_id: String

The ID that pairs this output with the corresponding InputItem::CustomToolCall.

output: FunctionCallOutputContent

The result of the tool call: plain text or an array of content parts.

Other(Value)

An input item of a type not covered by the variants above, sent through as raw JSON.

Trait Implementations

impl Clone for InputItem

fn clone(&self) -> InputItem

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for InputItem

fn fmt(&self, f: &mut Formatter<'_>) -> Result

Formats the value using the given formatter.

impl Serialize for InputItem

fn serialize<__S>(&self, __serializer: __S) -> Result<__S::Ok, __S::Error>

where __S: Serializer,

Serialize this value into the given Serde serializer.