@langchain/core

Version:

Core LangChain.js abstractions and schemas

github.com/langchain-ai/langchainjs/tree/main/langchain-core/

14 lines (13 loc) • 551 B

JavaScript

const require_utils_env = require("../utils/env.cjs");
let langsmith = require("langsmith");
// src/singletons/tracer.ts
let client;
const getDefaultLangChainClientSingleton = () => {
	if (client === void 0) {
		const clientParams = require_utils_env.getEnvironmentVariable("LANGCHAIN_CALLBACKS_BACKGROUND") === "false" ? { blockOnRootRunFinalization: true } : {};
		client = new langsmith.Client(clientParams);
	}
	return client;
};
exports.getDefaultLangChainClientSingleton = getDefaultLangChainClientSingleton;

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