Assistant

Sigma AI Browser

AI browser with local LLM and agent that automates web tasks like bookings, research, and data entry directly on your device.

Visit Website

sigmabrowser.com

Verified Free tier ~4.7k monthly visits

Quick facts
What is it	AI browser with local LLM and agent that automates web tasks like bookings, research, and data entry directly on your device.
Pricing	Freemium — from $10/mo
Free tier	Yes
Platform	Desktop Application
Best for	automating web bookings and purchases, conducting private research
Domain registered	2024

Data updated Aug. 1, 2026

What does Sigma AI Browser do?

Sigma AI Browser is a Chromium-based web browser that integrates powerful AI capabilities directly into your browsing experience. It features a local large language model (LLM) called Sigma Eclipse that runs offline on your device, allowing you to perform AI tasks like text generation, research, and summarization without an internet connection. The browser also includes an AI agent that can automate complex web tasks by logging into websites and performing actions like booking flights, managing emails, or extracting data based on your natural language commands.

What sets Sigma apart is its focus on privacy and local processing. Unlike cloud-based AI tools, Sigma runs its AI models directly on your laptop or phone, ensuring your data never leaves your device. It includes features like AI web search, deep research capabilities, image generation, file analysis, and a writing assistant. The browser maintains all the familiar Chromium features like password management and bookmarking while adding encryption, phishing protection, and compliance with privacy regulations like GDPR.

This browser is ideal for professionals who handle sensitive information, researchers needing offline AI capabilities, and anyone looking to automate repetitive web tasks. Real-world use cases include automating customer research across multiple sites, managing calendar appointments and bookings, cleaning up email inboxes in bulk, extracting data from websites into spreadsheets, and conducting deep research with proper citations—all while maintaining complete privacy and data security.

Assistant Automation Knowledge Management Productivity Tools

#ai browser#ai chat#content generation#crypto wallet#privacy browser#secure browser#sigma compose#sigmagpt#sigma summarizer

Key features

What makes it stand out

Local LLM runs AI tasks offline without internet connection

AI agent automates web tasks by logging into sites and performing actions

End-to-end encryption and no tracking for complete privacy

Deep research feature scours journals and datasets for insights

Integrated writing assistant and content generation tools

Who is Sigma AI Browser for?

Who benefits most from this tool

automating web bookings and purchases

conducting private research

managing emails and calendars automatically

Pricing

Free tier available — start without a credit card

Free

Message limit per hour
Web search limit per day
File upload limit per month
Image generation limit per month
Social media search limit per month
Deep research limit per month
AI agent task limit per month

Plus

$10.0/month

$8.0/month billed yearly

Unlimited messages
Unlimited text writing
10x more web searches per day
50x more file uploads per month
20x more image generations per month
25x more social media searches per month
12x more deep researches per month
1.25x more AI agent tasks per month

Pro

$75.0/month

$60.0/month billed yearly

Unlimited messages
Unlimited text writing
Unlimited web searches
Unlimited file uploads
Unlimited image generations
Unlimited social media searches
Unlimited deep research
Unlimited AI agent tasks

Eclipse

Free

Unlimited messages
Unlimited file analysis
Unlimited image generation
Unlimited text writing
Unfiltered AI chat
On-device file analysis
Offline AI chat
Private & open-source

Trust & presence

Domain Domain registered 2024

Gallery

Click any image to enlarge

Sigma AI Browser — pricing page — Pricing page

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