Record
tool-annotations
Tool-specific annotations
Spec: https://spec.modelcontextprotocol.io/specification/2025-06-18/schema#toolannotations
record tool-annotations {
title: option<string>,
read-only-hint: option<bool>,
destructive-hint: option<bool>,
idempotent-hint: option<bool>,
open-world-hint: option<bool>,
}Fields
| Name | Type | Description |
|---|---|---|
| title | option<string> | Human-readable tool title |
| read-only-hint | option<bool> | Hint that tool doesn't modify state |
| destructive-hint | option<bool> | Hint that tool modifies or deletes data |
| idempotent-hint | option<bool> | Hint that tool can be called multiple times safely |
| open-world-hint | option<bool> | Hint that tool may produce non-deterministic results |