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Sider

Sider

Your All-in-One Browser AI Assistant

Last Updated:8/10/2025
Pricing:
FreemiumSubscription
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What is Sider

Sider is an innovative AI-powered browser extension that transforms your web browsing experience by integrating multiple advanced AI models directly into your browser sidebar. Think of it as your personal AI assistant that never leaves your side while you work online.

The tool combines popular AI models like GPT-4o, Claude 3.5 Sonnet, Gemini 2.0 Pro, and DeepSeek into one easy-to-use interface. Instead of jumping between different AI websites, you can access all these powerful tools with a simple click while browsing any webpage.

Sider understands that modern work requires flexibility, so it offers group chats where multiple AI models can respond to your questions simultaneously, giving you diverse perspectives on any topic. Founded in 2023, Sider has quickly gained popularity for making AI accessible and practical for everyday tasks, saving users hours of time each week.

Features of Sider

  • Multi-AI model access (GPT-4o, Claude 3.5, Gemini 2.0 Pro, DeepSeek)

  • Browser sidebar integration for seamless workflow

  • Group AI chat with multiple models simultaneously

  • PDF and document analysis capabilities

  • YouTube video and webpage summarization

  • Advanced writing and grammar assistance

  • Image generation and editing tools

  • 50+ language translation support

  • Cross-platform availability

  • Research automation tools

Sider Pricing

Starter
$5/mo
  • 1,800 basic credits monthly
  • 100 advanced credits monthly
  • Access to GPT-4o mini and Claude 3.5 Haiku
  • PDF analysis capabilities
  • All free features included
  • Priority customer support
Basic
$10/mo
  • 3,600 basic credits monthly
  • 200 advanced credits monthly
  • Access to GPT-4o and Claude 3.5 Sonnet
  • Advanced image generation tools
  • Deep research capabilities
  • Premium AI models access
Most Popular
Unlimited
$30/mo
  • Unlimited basic credits
  • Unlimited advanced credits
  • Access to all AI models
  • All premium features included
  • Priority support
  • Early access to new features

FAQ's About Sider

Yes, Sider offers a free plan with access to basic AI models and limited credits. You can upgrade to paid plans starting at $4.20/month for more advanced features, higher credit limits, and access to premium AI models like GPT-4o and Claude 3.5 Sonnet.
Sider integrates multiple leading AI models including GPT-4o, Claude 3.5 Sonnet, Gemini 2.0 Pro, DeepSeek-R1, Llama 3.1, and many others. You can switch between models or use group chat to get responses from multiple AIs simultaneously.
Unlike standalone AI tools, Sider integrates directly into your browser sidebar, allowing you to get AI help on any webpage without switching tabs. It also provides access to multiple AI models in one place, offers specialized tools for web content, and includes features like PDF analysis and YouTube summarization.
Yes, Sider is available on multiple platforms including iOS and Android apps, plus browser extensions for Chrome, Edge, and Safari. Your account and conversation history sync across all devices for a seamless experience.
No, Sider requires an internet connection since it connects to cloud-based AI models. All AI processing happens on remote servers, so you need to be online to use any of Sider's features. However, this ensures you always have access to the latest AI capabilities.
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