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feat(plugin-mcp): allow annotations to be set on custom MCP tools #16077

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feat(plugin-mcp): allow annotations to be set on custom MCP tools #16077

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1 change: 1 addition & 0 deletions packages/plugin-mcp/src/mcp/getMcpHandler.ts
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Original file line number Diff line number Diff line change
Expand Up @@ -285,6 +285,7 @@ export const getMCPHandler = (
server.registerTool(
tool.name,
{
annotations: tool.annotations,
description: tool.description,
inputSchema: tool.parameters,
},
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10 changes: 10 additions & 0 deletions packages/plugin-mcp/src/types.ts
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Expand Up @@ -271,6 +271,16 @@ export type PluginMCPServerConfig = {
* Add custom MCP Tools.
*/
tools?: {
/**
* Set the annotations of the tool. This is used by MCP clients to determine the behavior of the tool.
*/
annotations?: {
destructiveHint?: boolean
idempotentHint?: boolean
openWorldHint?: boolean
readOnlyHint?: boolean
title?: string
}
/**
* Set the description of the tool. This is used by MCP clients to determine when to use the tool.
*/
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