Sigma AI Chat

Create images, search and generate content with the best AI Chat
Brightly colored Sigma Browser interface showing website with infrared image of spiral galaxy NGC 5134 showing glowing cosmic dust and clusters of newborn stars captured by James Webb Space Telescope.Smartphone screen displaying a Sigma browser mobile version with 68 tabs open, showing favorite apps including YouTube, Atomic Mail, Dropbox, Yahoo!, X, Genius, Reddit, and Medium, with a Google search bar and navigation options for Home and AI chat.

Discover our best features

Image Generation

Generates images from text and lets users adjust the visual style

Deep Research

Searches across the web and creates a detailed summary

Text Writer

Generates, edits, rewrites, and improves text from user input

Web Search

Explores online sources and delivers clear summaries

Chat With Page

Ask questions and get answers directly from a page’s content

TG Search

Search Telegram posts and get a summarized view of opinions

How to start using Sigma AI Chat

Download Sigma Browser

Download and install Sigma Browser

Open Sigma Browser

Open the browser and proceed to onboarding screen

Log in with your account

Click theLog in with Google or Applebutton on the sign-in page

Open Sigma AI Chat

Make your first prompt in input field

Explore more features

AI for writing code

Tell the AI what code you want, and it does the rest. Edit, fix, and improve existing code in seconds - right where you work.

Document analysis

Upload documents and let the AI read, summarize, and extract key points for you.

Find answers, insights, and important details in seconds.

Practice and Prepare

Ask the AI to create tasks on any topic and learn by doing. Get help with exam prep, explanations, and practice that fits your level.

AI comparison

Sigma
Chat GPT
Gemini
Claude
DeepSeek
Free deep research
TG Search
Changing of image style
Private

Pricing

Free

$0
/ mo
Try Sigma
Get Free
Chat on all platforms
Analyze text, images and files
Limited access to AI Agent
Local LLM Eclipse
Limited Image Generation, TG Search and Text Writer
Chat With Page
Limited Deep Research

Plus

Recommended
$10
$8
/ mo
-20%
$10
/ mo
Extend your productivity
Get Plus
Unlimited prompts
Unlimited Text Writer
50x more file uploads
10x more Web Searches
20x more Image Generations
12x more Deep Researches
25x more TG Searches
5 more AI Agent uses
Early access to new features

Pro

Unlimited
$60
/ mo
-20%
$75
/ mo
Unlock full potential
Get Pro
Unlimited file uploads
Unlimited Web Search
Unlimited Image Generation
Unlimited Deep Research
Unlimited TG Search
Unlimited AI Agent
Early access to new features

Download Sigma Browser

Also available on Windows, iOS and Android. Linux version coming soon!

Questions & Answers

If you have any questions,
reach out to us on X at @Sigma_Browser
What is Sigma AI Browser?
What’s a browser‑based AI agent?
How is this different from a chatbot or AI assistant?
What kinds of tasks can it do?
What is Deep Research mode?
Is it safe? Will you store my data?
The browser or AI agent isn’t responding, what should I do?
Where can I learn more or suggest features?
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