modelcontextprotocol/servers
Watch
1
0
Fork
You've already forked servers
 0
Code Issues Pull requests Projects Releases Packages Wiki Activity Actions

feat(everything): add tool-level annotations to get-annotated-message

Browse source 
Add readOnlyHint, destructiveHint, idempotentHint, and openWorldHint
annotations to the tool config. Update docs to reflect that this tool
now demonstrates both tool-level and content annotations.

Co-Authored-By: Claude Opus 4.5 <noreply@anthropic.com>
This commit is contained in:
olaservo 2026-01-12 07:34:18 -07:00
commit c743a10da0
2 changed files with 7 additions and 1 deletions
Download patch file Download diff file Expand all files Collapse all files

2
src/everything/docs/structure.md
View file

@ -129,7 +129,7 @@ src/everything
- `echo.ts` - `echo.ts`
- Registers an `echo` tool that takes a message and returns `Echo: {message}`. - Registers an `echo` tool that takes a message and returns `Echo: {message}`.
- `get-annotated-message.ts` - `get-annotated-message.ts`
- Registers an `annotated-message` tool which demonstrates annotated content items by emitting a primary `text` message with `annotations` that vary by `messageType` (`"error" | "success" | "debug"`), and optionally includes an annotated `image` (tiny PNG) when `includeImage` is true. - Registers an `annotated-message` tool which demonstrates both tool-level annotations (`readOnlyHint`, `destructiveHint`, `idempotentHint`, `openWorldHint`) and content annotations. Emits a primary `text` message with content `annotations` (`priority`, `audience`) that vary by `messageType` (`"error" | "success" | "debug"`), and optionally includes an annotated `image` (tiny PNG) when `includeImage` is true.
- `get-env.ts` - `get-env.ts`
- Registers a `get-env` tool that returns the current process environment variables as formatted JSON text; useful for debugging configuration. - Registers a `get-env` tool that returns the current process environment variables as formatted JSON text; useful for debugging configuration.
- `get-resource-links.ts` - `get-resource-links.ts`

6
src/everything/tools/get-annotated-message.ts
View file

@ -21,6 +21,12 @@ const config = {
description: description:
"Demonstrates how annotations can be used to provide metadata about content.", "Demonstrates how annotations can be used to provide metadata about content.",
inputSchema: GetAnnotatedMessageSchema, inputSchema: GetAnnotatedMessageSchema,
annotations: {
readOnlyHint: true, // This tool only returns data, no side effects
destructiveHint: false, // Does not delete or modify anything
idempotentHint: true, // Same input always produces same output
openWorldHint: false, // Does not interact with external systems
},
}; };
/** /**