Best AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar Alternatives in 2026

AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar is a strong option, but it is not the right fit for everyone. Below are 10 alternatives compared on rating, install base, pricing and the use case each one actually wins on.

About AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar

Open ChatGPT, Claude, Gemini, Grok, Copilot, Meta AI, DeepSeek & Le Chat in Sidebar

Comparison at a glance

ExtensionRatingUsersPricingBest for
AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar (original)FreeOpen ChatGPT, Claude, Gemini, Grok, Copilot, Meta AI, DeepSeek & Le Chat in Sidebar
Merlin AI4.8900K+FreemiumGeneralists who want a single AI sidebar instead of five separate AI extensions.
AI Sidebar with Deepseek, ChatGPT, Claude and more.FreeChat with Deepseek AI, ChatGPT, Claude, and more. Boost creativity and productivity using this powerful AI-powered browser tool.
NextAI TranslatorFreeNextAI-Translator is a browser extension that uses the ChatGPT API for translation.
Manganum: Sidebar with Gmail and Google CalendarFreeOne-click access to your productivity tools, even Google Calendar and Gmail.
Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni4.950K+FreeUltimate Sidebar ChatGPT Assistant, Bookmarks with AI, Calendar and Tasks
WPS PDF - Read, Edit, Fill, Convert, and AI Chat PDF with Ease4.56M+FreeUsers who need a free all-in-one PDF editor, converter and signer in the browser.
AnyDoc Translator - Translate Web and PDFFreeThe ultimate AI translator for web, files, ebooks, academic papers, images, and text
Monica AI4.93M+FreemiumPeople who want templates and translation alongside a general AI chat panel.
KeplrFreeKeplr is a browser extension wallet for the Inter blockchain ecosystem.
RetailMeNot: Codes, Cash Back and CouponsFreeAutomatically finds the best promo codes and cash back as you shop online.

AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar alternatives in detail

Merlin AI Chrome extension logo

1. Merlin AI

One AI assistant for summarising, writing and answering on any page.

Why it replaces AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar: Covers similar ground in the AI category: One AI assistant for summarising, writing and answering on any page.

View Extension
AI Sidebar with Deepseek, ChatGPT, Claude and more. Chrome extension logo

2. AI Sidebar with Deepseek, ChatGPT, Claude and more.

Chat with Deepseek AI, ChatGPT, Claude, and more. Boost creativity and productivity using this powerful AI-powered browser tool.

Why it replaces AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar: Covers similar ground in the AI category: Chat with Deepseek AI, ChatGPT, Claude, and more. Boost creativity and productivity using this powerful AI-powered browser tool.

View Extension
NextAI Translator Chrome extension logo

3. NextAI Translator

NextAI-Translator is a browser extension that uses the ChatGPT API for translation.

Why it replaces AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar: Covers similar ground in the AI category: NextAI-Translator is a browser extension that uses the ChatGPT API for translation.

View Extension
Manganum: Sidebar with Gmail and Google Calendar Chrome extension logo

4. Manganum: Sidebar with Gmail and Google Calendar

One-click access to your productivity tools, even Google Calendar and Gmail.

Why it replaces AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar: Covers similar ground in the AI category: One-click access to your productivity tools, even Google Calendar and Gmail.

View Extension
Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni Chrome extension logo

5. Sidebar: ChatGPT, Bookmarks, GPT-4o | Meomni

Ultimate Sidebar ChatGPT Assistant, Bookmarks with AI, Calendar and Tasks

Why it replaces AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar: Covers similar ground in the AI category: Ultimate Sidebar ChatGPT Assistant, Bookmarks with AI, Calendar and Tasks

View Extension
WPS PDF - Read, Edit, Fill, Convert, and AI Chat PDF with Ease Chrome extension logo

6. WPS PDF - Read, Edit, Fill, Convert, and AI Chat PDF with Ease

Easy-to-use PDF tools to view, edit, convert, fill, e-sign PDF files, and more in your browser.

Why it replaces AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar: Another popular AI extension: Easy-to-use PDF tools to view, edit, convert, fill, e-sign PDF files, and more in your browser.

View Extension
AnyDoc Translator - Translate Web and PDF Chrome extension logo

7. AnyDoc Translator - Translate Web and PDF

The ultimate AI translator for web, files, ebooks, academic papers, images, and text

Why it replaces AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar: Another popular AI extension: The ultimate AI translator for web, files, ebooks, academic papers, images, and text

View Extension
Monica AI Chrome extension logo

8. Monica AI

AI copilot for chat, translation and writing on any site.

Why it replaces AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar: Another popular AI extension: AI copilot for chat, translation and writing on any site.

View Extension
Keplr Chrome extension logo

9. Keplr

Keplr is a browser extension wallet for the Inter blockchain ecosystem.

Why it replaces AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar: Another popular AI extension: Keplr is a browser extension wallet for the Inter blockchain ecosystem.

View Extension
RetailMeNot: Codes, Cash Back and Coupons Chrome extension logo

10. RetailMeNot: Codes, Cash Back and Coupons

Automatically finds the best promo codes and cash back as you shop online.

Why it replaces AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar: Another popular AI extension: Automatically finds the best promo codes and cash back as you shop online.

View Extension

Compare AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar head-to-head

Direct comparisons with the extensions people weigh against it.

Explore further

Frequently asked questions

What is the best alternative to AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar?

Merlin AI is the closest match. Covers similar ground in the AI category: One AI assistant for summarising, writing and answering on any page.

Is there a free alternative to AI Sidebar - Open ChatGPT, Claude, Gemini, Grok & Copilot in Sidebar?

Yes — AI Sidebar with Deepseek, ChatGPT, Claude and more., NextAI Translator, Manganum: Sidebar with Gmail and Google Calendar are free.