Langfuse MCP Server

import { z } from 'zod'; import { LangfuseAnalyticsClient } from '../langfuse-client.js'; export const getPromptDetailSchema = z.object({ promptName: z.string().describe('The prompt name to retrieve'), version: z.number().optional().describe('Specific version to retrieve (if not provided, gets latest)'), label: z.string().optional().describe('Specific label to retrieve'), }); export type GetPromptDetailArgs = z.infer<typeof getPromptDetailSchema>; export async function getPromptDetail( client: LangfuseAnalyticsClient, args: GetPromptDetailArgs ) { try { const promptData = await client.getPrompt(args.promptName, args.version, args.label); return { content: [ { type: 'text' as const, text: JSON.stringify(promptData, null, 2), }, ], }; } catch (error) { const errorMessage = error instanceof Error ? error.message : String(error); return { content: [ { type: 'text' as const, text: `Error getting prompt detail: ${errorMessage}`, }, ], isError: true, }; } }