Struct MultiRoundToolCall 

pub struct MultiRoundToolCall {
    pub arguments: HashMap<String, Value>,
    pub input_responses: HashMap<String, Value>,
    pub request_state: Option<String>,
    pub client_info: Option<Implementation>,
    pub client_capabilities: ClientCapabilities,
}

One invocation of an MCP 2026 multi-round-trip capable tool.

Fields

arguments: HashMap<String, Value>

Tool arguments supplied on the original request and every retry.

input_responses: HashMap<String, Value>

Results of input requests issued by the previous server response.

request_state: Option<String>

Opaque state minted by the handler and returned byte-for-byte by the client.

client_info: Option<Implementation>

Self-reported client identity from this request.

client_capabilities: ClientCapabilities

Capabilities declared for this request.

Trait Implementations

impl Clone for MultiRoundToolCall

fn clone(&self) -> MultiRoundToolCall

Returns a duplicate of the value.

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

Performs copy-assignment from source.

impl Debug for MultiRoundToolCall

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

Formats the value using the given formatter.

impl PartialEq for MultiRoundToolCall

fn eq(&self, other: &MultiRoundToolCall) -> bool

Tests for self and other values to be equal, and is used by ==.

fn ne(&self, other: &Rhs) -> bool

Tests for !=. The default implementation is almost always sufficient, and should not be overridden without very good reason.

impl StructuralPartialEq for MultiRoundToolCall