Type Alias ToolInfo 

pub type ToolInfo = Tool;

Aliased Type

pub struct ToolInfo {
    pub name: String,
    pub description: Option<String>,
    pub input_schema: ToolInputSchema,
    pub output_schema: Option<ToolOutputSchema>,
    pub annotations: Option<ToolAnnotations>,
    pub title: Option<String>,
    pub icons: Option<Vec<Icon>>,
    pub meta: Option<HashMap<String, Value>>,
}

Fields

name: String

Intended for programmatic or logical use

description: Option<String>

Description of what the tool does

input_schema: ToolInputSchema

JSON Schema describing the tool’s input parameters

output_schema: Option<ToolOutputSchema>

Optional JSON Schema object defining the structure of the tool’s output returned in the structuredContent field of a CallToolResult (2025-11-25 NEW)

annotations: Option<ToolAnnotations>

Tool behavior annotations (2025-11-25)

title: Option<String>

Intended for UI and end-user contexts

icons: Option<Vec<Icon>>

Optional icons for UI rendering.

meta: Option<HashMap<String, Value>>

Metadata field for future extensions