Langfuse MCP Server

import { LangfuseProjectConfig, ServerMode, ServerModeConfig } from './types.js'; import { getServerMode, getModeConfig } from './mode-config.js'; export function getProjectConfig(): LangfuseProjectConfig { const publicKey = process.env.LANGFUSE_PUBLIC_KEY; const secretKey = process.env.LANGFUSE_SECRET_KEY; const baseUrl = process.env.LANGFUSE_BASEURL || 'https://cloud.langfuse.com'; if (!publicKey || !secretKey) { throw new Error( 'Missing required environment variables: LANGFUSE_PUBLIC_KEY and LANGFUSE_SECRET_KEY' ); } // Security: Enforce HTTPS to prevent credentials being sent in plaintext if (!baseUrl.startsWith('https://')) { throw new Error( `Security Error: LANGFUSE_BASEURL must use HTTPS protocol to protect credentials. ` + `Got: ${baseUrl}. Please use https:// instead of http://` ); } // Extract project name from public key prefix or use a default const projectId = publicKey.split('-')[2]?.substring(0, 8) || 'default'; return { id: projectId, baseUrl, publicKey, secretKey, }; } /** * Get the current server mode configuration. * This is the primary function for initializing mode-aware MCP server behavior. */ export function getServerModeConfig(): ServerModeConfig { const mode = getServerMode(); return getModeConfig(mode); } /** * Get just the server mode (for convenience). */ export function getCurrentServerMode(): ServerMode { return getServerMode(); }