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Sider AI Pricing 2026

Complete pricing guide for Sider AI — plans, costs, and free options.

FreemiumFree plan + paid from $4.99/monthUpdated October 7, 2026

💰 Sider AI Pricing Overview

Sider AI uses a freemium pricing model. Free tier available with optional paid upgrades. Current pricing: Free (limited queries/day). Pro $4.99/mo or $39.99/yr (unlimited GPT-4o, Claude 3.5 Sonnet, Gemini 1.5 Pro).. Sider AI is a popular productivity tool known for ai sidebar for your browser — chat, summarize, translate, and generate right on any webpage. You can get started with Sider AI for free and upgrade to a paid plan as your needs grow.

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🔍 Compare Before You Buy

See all 5 alternatives →

Comparing Sider AI to similar tools helps you make the best choice for your budget and needs:

Merlin AI

Freemium

GPT-4 powered Chrome extension for email, summaries & research

Free plan + paid from $14.25/month

Compare with Sider AI →

Monica AI

Freemium

AI Chrome extension with GPT-4 for writing, translation & research

Free plan + paid from $9.90/month

Compare with Sider AI →

ChatGPT

Freemium

OpenAI's conversational AI assistant powered by GPT-4

Free plan + paid from $20/month

Compare with Sider AI →

Sider AI Plans & Pricing

Free

$0forever

Limited queries/day

Most Popular

Pro

$4.99/month

$39.99/yr (unlimited GPT-4o

Gemini 1.5 Pro).

See website

* Pricing information is based on publicly available data and may not reflect current promotions, annual discounts, or regional pricing. Visit the official Sider AI website for the latest pricing.

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Is Sider AI Free?

✓Yes, Sider AI offers a free plan

Sider AI offers a free tier that lets you try the platform without any payment. The free plan typically includes core features with usage limits. For power users, paid plans unlock additional features and higher usage limits.

Check Sider AI pricing at the source

The breakdown above is our summary of Sider AI's published pricing, not a quote. Plans, limits and what each tier includes change without notice — confirm on Sider AI's own pages before you buy.

Official Sider AI site ↗

We do not represent Sider AI and these links are not paid placements.

Is Sider AI Worth It?

Sider AI is a freemium productivity tool that offers 9 key features including Multi-model chat (GPT-4o, Claude 3.5 Sonnet, Gemini 1.5 Pro, DeepSeek R1), Page summarization — one click to summarize any article, Text highlight actions (explain, translate, improve, tone change). Sider AI is a browser extension and AI sidebar that adds ChatGPT, Claude, Gemini, and other AI models directly into your browsing experience. It lets you highlight text on any webpage and instantly get explanations, translations, summaries, or ask questions — without switching tabs. Sider also offers a full chat interface, PDF reader, AI search, image generation, and a writing assistant that works inside Gmail, Google Docs, and other web apps. It's one of the most popular AI browser extensions with 4M+ users.

✅ Sider AI is a good choice if you need:

  • •Multi-model chat (GPT-4o, Claude 3.5 Sonnet, Gemini 1.5 Pro, DeepSeek R1)
  • •Page summarization — one click to summarize any article
  • •Text highlight actions (explain, translate, improve, tone change)
  • •In-browser PDF reader with AI chat
  • •AI Search (real-time web answers with sources)

💡 Value Assessment

With a free tier available, Sider AI is an easy recommendation for anyone looking to try productivity tools without financial commitment. The paid plans offer good value for power users who need the additional features and higher usage limits.

Sider AI Key Features

Sider AI comes packed with features that make it a strong contender in the productivity space. Here's what you get:

1.
Multi-model chat (GPT-4o, Claude 3.5 Sonnet, Gemini 1.5 Pro, DeepSeek R1)

Multi-model chat (GPT-4o, Claude 3.5 Sonnet, Gemini 1.5 Pro, DeepSeek R1) helps you work more efficiently with Sider AI.

2.
Page summarization — one click to summarize any article

Page summarization — one click to summarize any article helps you work more efficiently with Sider AI.

3.
Text highlight actions (explain, translate, improve, tone change)

Text highlight actions (explain, translate, improve, tone change) helps you work more efficiently with Sider AI.

4.
In-browser PDF reader with AI chat

Search and browse capabilities help you find what you need quickly.

5.
AI Search (real-time web answers with sources)

Search and browse capabilities help you find what you need quickly.

6.
Image generation from sidebar

Powered by advanced AI models, Sider AI delivers intelligent image generation capabilities.

7.
Writing assistant inside Gmail and Google Docs

Writing assistant inside Gmail and Google Docs helps you work more efficiently with Sider AI.

8.
YouTube video summarization and Q&A

YouTube video summarization and Q&A helps you work more efficiently with Sider AI.

9.
4M+ active users across Chrome, Edge, Safari

4M+ active users across Chrome, Edge, Safari helps you work more efficiently with Sider AI.

Sider AI Alternatives & Their Pricing

Considering alternatives to Sider AI? Here's how competing tools compare on pricing:

Merlin AI

Freemium

GPT-4 powered Chrome extension for email, summaries & research

Pricing: Free tier with 51 queries/day. Starter $14.25/mo, Pro $35.10/mo, Team $54/mo

Monica AI

Freemium

AI Chrome extension with GPT-4 for writing, translation & research

Pricing: Free tier with daily limits. Pro $9.90/mo, Pro+ $19.90/mo, Unlimited $24.90/mo

ChatGPT

Freemium

OpenAI's conversational AI assistant powered by GPT-4

Pricing: Free tier available. Plus $20/mo, Team $25/user/mo, Enterprise custom

Perplexity

Freemium

AI search engine with cited, real-time answers

Pricing: Free tier. Pro $20/mo with unlimited Pro searches

Kagi

Paid

Premium ad-free search engine with AI features

Pricing: Starter $5/mo (300 searches), Professional $10/mo (unlimited), Family $14/mo

Ready to try Sider AI?

Visit the official website for the latest pricing and to get started.

Frequently Asked Questions

Is Sider AI free to use?

Yes, Sider AI offers a free tier that you can use without paying. Paid plans starting at $4.99/month unlock additional features and higher usage limits.

How much does Sider AI cost in 2026?

As of 2026, Sider AI pricing is: Free (limited queries/day). Pro $4.99/mo or $39.99/yr (unlimited GPT-4o, Claude 3.5 Sonnet, Gemini 1.5 Pro).. Visit the official Sider AI website for the most current pricing.

What is the cheapest Sider AI plan?

The cheapest option is the free tier. If you need premium features, the most affordable paid plan is Pro at $4.99/month.

What are the best alternatives to Sider AI?

Popular alternatives to Sider AI include Merlin AI, Monica AI, ChatGPT. Each offers different features and pricing structures. Compare them on AISO Tools to find the best fit for your needs and budget.

Is Sider AI worth the price?

Sider AI is well-regarded in the productivity space, offering features like Multi-model chat (GPT-4o, Claude 3.5 Sonnet, Gemini 1.5 Pro, DeepSeek R1), Page summarization — one click to summarize any article, Text highlight actions (explain, translate, improve, tone change). Whether it's worth the investment depends on your specific needs, usage volume, and budget. The free tier lets you try it before committing to a paid plan.

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