# Build an AI Agent with Real-Time Web Search in JavaScript

DevFeed: [Build an AI Agent with Real-Time Web Search in JavaScript](<https://devfeed.tech/articles/build-an-ai-agent-with-real-time-web-search-in-javascript-20469.md>)

Original publisher: [Read original article](<https://www.amitmerchant.com/building-web-searching-ai-agent-javascript/>)

Author: Amit Merchant

Published: 2026-08-14T00:00:00Z

Content type: tutorial

Language: en

Sources: [Amit Merchant](<https://devfeed.tech/sources/amit-merchant.md>)

Topics: [AI Agent](<https://devfeed.tech/topics/ai-agent.md>), [JavaScript](<https://devfeed.tech/topics/javascript.md>), [real-time](<https://devfeed.tech/topics/real-time.md>), [Web](<https://devfeed.tech/topics/web.md>), [Large Language Model](<https://devfeed.tech/topics/llm.md>), [Google Search](<https://devfeed.tech/topics/google-search.md>)

Tags: [ai-agent](<https://devfeed.tech/tags/ai-agent.md>), [google-search](<https://devfeed.tech/tags/google-search.md>), [javascript](<https://devfeed.tech/tags/javascript.md>), [large-language-models-llms](<https://devfeed.tech/tags/large-language-models-llms.md>), [programming](<https://devfeed.tech/tags/programming.md>), [real-time](<https://devfeed.tech/tags/real-time.md>), [tutorial](<https://devfeed.tech/tags/tutorial.md>), [web](<https://devfeed.tech/tags/web.md>)

## AI overview

This tutorial explains how to build a small JavaScript AI agent that decides when it needs web search, retrieves Google search results through SearchApi, and uses those results to formulate an answer. It also explains tool calling and the agent loop.

## Source excerpt

Large language models (LLMs) are great at answering questions, but they have an important limitation: they don't inherently have access to what's happening on the web right now.