Learn the agent era, quickly.
Short, practical guides to AI agents in the browser: what they are, how to use them well and how to stay in control.
What is an AI agent?
An AI agent is software that takes actions toward a goal, not just answers questions.
Learn moreAI browser vs AI extension
AI browsers like Comet, Dia and Opera Neon versus AI agent extensions like Hark and Claude in Chrome: integration, switching cost, privacy, price and risk compared.
Learn moreAre AI browser agents safe?
An honest look at the risks of AI browser agents — prompt injection, wrong clicks, data exposure — and the safeguards that matter: approvals, scope limits and no credentials.
Learn moreBest AI agent Chrome extensions
The AI Chrome extensions that can act on websites in 2026 — Hark, Claude in Chrome, Monica, HARPA AI — plus built-in options and what to choose for your needs.
Learn moreHow to summarize emails in Gmail with AI
Three ways to summarize emails in Gmail with AI: Gemini’s built-in summaries, a side-panel assistant like Hark, or copy-paste into a chatbot.
Learn moreHow to automate form filling in Chrome
Chrome autofill, password managers and AI agents compared for filling web forms.
Learn moreAI agent vs chatbot
Chatbots answer questions; AI agents take actions toward a goal.
Learn moreHuman in the loop
Human-in-the-loop means an AI agent pauses for a person’s approval at important steps.
Learn moreHow to use the Chrome side panel
What Chrome’s side panel is, how to open it, pin an extension, change the keyboard shortcut and use an AI assistant next to any tab.
Learn more30 prompts for your AI browser agent
Copy-and-paste prompts for an AI agent in Chrome: summarize and answer email, fill forms, book, compare prices and track deadlines — with tips for writing your own.
Learn moreAI agent glossary
Agent, agentic browser, browser agent, computer use, human in the loop, prompt injection, MCP and more — short, clear definitions of the terms behind AI agents.
Learn moreHand your next task to Hark.
Add it to Chrome, open the side panel and say what you need. It takes about ten seconds.
Free plan included · No account needed · Works in Chrome on Windows, Mac, Linux and ChromeOS