Access OpenAI’s ChatGPT anytime with just one click from the toolbar.
HARPA AI is a Google Chrome extension that merges ChatGPT, Bard, and Claude AI with Web Automation to simplify various tasks. It enables quick email composition, web page summarization, content creation, SEO keyword research, and much more. This free tool ensures a secure and private user experience while automating a wide range of online activities.

| Pricing model | Free |
|---|---|
| Free tier | Not verified |
| Starting price | Not verified |
| Data residency | Not verified |
| Compliance (as stated by vendor) | Not verified |
| Integrations | Not verified |
| Public API | Not verified |
| Self-hostable | Not verified |
| Official site | Online (auto-checked 2026-10-15) |
| Last verified | not yet |
Access OpenAI’s ChatGPT anytime with just one click from the toolbar.
Your Next-Generation Digital Assistant
XX.AI offers a simple and cost-effective solution for unlimited access to GPT-4, Claude 3, and DALL-E 3. With essential shortcuts like Shift + A for instant activation, you can harness the power of AI in any writing or content creation task.
Google for startup ideas
Monica is an all-in-one AI assistant offered as a Chrome extension and on web, desktop and mobile, for chat, writing, translation and page summaries. Its free plan includes 40 uses of basic models a day.
Sider is an AI sidebar and browser agent for Chrome that chats about pages, writes and can carry out multi-step web tasks. It is free to install; paid credit plans start with Nano at US$10 a month on monthly billing.
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