MCPVault

idempotentHint

MCP tool from Nestjs MCP Server by adrian-d-hidalgo

(boolean): Indicates the tool can be safely called multiple times with the same effect.

How to use it

idempotentHint is exposed by the Nestjs MCP Server MCP server. Add the server to your MCP client (Claude Desktop, Cursor, Windsurf and others), and the idempotentHint tool becomes available to the model automatically. See the full listing for setup details and every tool this server provides.

Install Nestjs MCP Server

$npx @modelcontextprotocol/inspector
FULL NESTJS MCP SERVER LISTING

Other tools in Nestjs MCP Server (11)

annotations

is an object with protocol-level hints as described above.

destructiveHint

(boolean): Indicates the tool performs a destructive action (e.g., deletes data).

openWorldHint

(boolean): Indicates the tool may have side effects outside the current system.

paramsSchema

and paramsSchemaOrAnnotations can be a Zod schema for input validation.

readOnlyHint

(boolean): Indicates the tool does not modify any data.

ToolBaseOptions

name

ToolWithDescriptionOptions

name, description

ToolWithParamAndAnnotationsAndDescriptionOptions

name, paramsSchema, annotations, description

ToolWithParamAndAnnotationsOptions

name, paramsSchema, annotations

ToolWithParamOrAnnotationsAndDescriptionOptions

name, paramsSchemaOrAnnotations, description

ToolWithParamOrAnnotationsOptions

name, paramsSchemaOrAnnotations