mcp-use
Version:
A utility library for integrating Model Context Protocol (MCP) with LangChain, Zod, and related tools. Provides helpers for schema conversion, event streaming, and SDK usage.
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TypeScript
/**
* Type definitions for observability module
*/
import type { BaseCallbackHandler } from '@langchain/core/callbacks/base';
/**
* Configuration for Langfuse integration
*/
export interface LangfuseConfig {
publicKey?: string;
secretKey?: string;
baseUrl?: string;
flushAt?: number;
flushInterval?: number;
release?: string;
requestTimeout?: number;
enabled?: boolean;
}
/**
* Configuration for Laminar integration
*/
export interface LaminarConfig {
projectApiKey?: string;
baseUrl?: string;
}
/**
* Extended callback handler with shutdown support
*/
export interface ObservabilityCallbackHandler extends BaseCallbackHandler {
/** Optional shutdown method for cleanup */
shutdownAsync?: () => Promise<void>;
shutdown?: () => void | Promise<void>;
}
/**
* Observability platform information
*/
export interface ObservabilityPlatform {
name: string;
handler?: ObservabilityCallbackHandler;
initialized: boolean;
autoInstrumentation?: boolean;
}
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