Browser sidebar with GPT-4, Claude, and Gemini on any webpage.
The Swiss Army knife of AI browser extensions. 20+ models in one sidebar with 5M+ users. The Deep Research Agent alone is worth the price.
Q: What is Sider AI?
Sider puts 20+ AI models (GPT-4, Claude, Gemini, etc.) in a browser sidebar that works on any website.
Q: How much does Sider AI cost?
Sider AI starts at $8.30/mo. A free tier is available with 30 credits/day.
Q: Who is Sider AI best for?
Sider AI is best for knowledge workers wanting multi-model ai access without leaving their browser..
Q: Is Sider AI free?
Sider AI offers a freemium model with a free tier. Paid plans start at $8.30/mo.
Knowledge workers wanting multi-model AI access without leaving their browser.
Users who only need a single AI model or prefer standalone chat.
30 credits/day
$8.30/mo
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Reviewed by AICores Editorial Team
Last updated: May 2026
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