SigmaOS-Inc.

SigmaOS is a productivity-focused web browser for macOS designed to help users work faster and more efficiently through spatial organization and AI-powered assistance.

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At a Glance

25Tool Views

London, United KingdomHeadquarters

2021Est.

6Employees

Productivity Extensions

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AI Tools by SigmaOS-Inc.

(1)

SigmaOS

AI Browser for macOS Productivity

AI Browsers Workflow Automation Productivity Ext.

Discussions

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Latest News

03/26/2024

Products & Services

SigmaOS Browser

2022-11

A productivity-focused web browser for macOS that organizes tabs into workspaces and treats them as tasks.

Market Position

Positions as the 'browser for productivity nerds,' competing with Arc and Chrome by offering a more organized, task-oriented spatial interface and deep AI integration.

Leadership

Founders

Mahyad Ghassemibouyaghchi (Mahyad Ghassemi)

Founder and CEO of SigmaOS. Passionate about redesigning the browser for productivity. Part of Y Combinator S21 cohort.

Saurav Mitra

Founder and CTO of SigmaOS. Previously CTO at Purpl Events and Loop. Machine Learning background with experience at Ayata.

Executive Team

Mahyad Ghassemibouyaghchi

Co-founder & CEO

Leads the vision and overall strategy of SigmaOS.

Saurav Mitra

Co-founder & CTO

Leads technical development and AI integration.

Board of Directors

Carmen Alfonso Rico

Lead Investor (LocalGlobe)

Founding Story

SigmaOS was started with the vision that web browsers haven't fundamentally changed in 30 years despite the complexity of modern work. The founders aimed to create a 'radically different UX' that treats tabs as tasks and organizes them into project-based workspaces.

Business Model

Revenue

$900K estimated ARR

Revenue Model

Freemium subscription model with paid tiers for advanced AI features.

Pricing Tiers

Basic

Free

Unlimited workspaces, ad-blocker, limited Airis AI usage.

Personal Pro

$20/month

Unlimited Advanced Airis (GPT-4o), high-usage Look it up and Interactive Summaries. 50% discount for students/educators.

Personal Max

$30/month

All Pro features plus additional LLM models (Llama, Claude, etc.) and unlimited Look it up & Interactive Summaries.

Private

Target Markets

Industries & Segments

Knowledge workers
Power users
MacOS users
Students

Use Cases

Professional research
Founder and executive workflows
Content creation
Student studying
Daily productivity

Notable Customers

Over 100,000 users
Productivity nerds

Quick Facts

Headquarters

London, United Kingdom

Founded

2021

Entity Type

Inc.

Employees

Total Funding

$4.3M

Investors

LocalGlobe, Y Combinator

Office Locations

65 Clerkenwell Road

Funding History

Seed$4,000,000

2022-11-01

LocalGlobe

Seed/Pre-Seed$130,000

2021-08-01

Y Combinator

7percent Ventures

Seed/Pre-Seed$130,000

2021-03-01

Y Combinator

History & Milestones

2024-03

Introduced advanced AI-powered features for monetization (Pro and Max tiers).

2023-06

Launched Airis, a contextual AI assistant for the browser.

2022-11

Raised $4M Seed round led by LocalGlobe and released SigmaOS 1.0 out of beta.

2021-03

SigmaOS founded and joined Y Combinator (S21).

2021-08

Raised initial pre-seed funding of $130k from Y Combinator and 7percent Ventures.

Key Capabilities

Workspaces (project-based tab organization)

Vertical Tabs

Tabs as Tasks (mark as done/lock)

Airis AI Assistant (context-aware chat)

Look It Up (AI-driven aggregated search)

Interactive Summaries

Integrations & Partnerships

Platform Integrations

macOS
Chrome Web Store extensions
Apple Keychain

Key Partnerships

Apple (Keychain integration)

Google (Chrome extension compatibility)

Connect

Website

sigmaos.com/

X / Twitter

sigmaos

AI Topics

SigmaOS-Inc. focuses on these topics:

AI Browsers(1)

Workflow Automation(1)

Productivity Extensions(1)

Back to all developers

SigmaOS-Inc.

SigmaOS is a productivity-focused web browser for macOS designed to help users work faster and more efficiently through spatial organization and AI-powered assistance.

Visit Website

At a Glance

25Tool Views

London, United KingdomHeadquarters

2021Est.

6Employees

Productivity Extensions

Connect

AI Tools by SigmaOS-Inc.

(1)

SigmaOS

AI Browser for macOS Productivity

AI Browsers Workflow Automation Productivity Ext.

Discussions

No discussions yet

Be the first to start a discussion about SigmaOS-Inc.

Latest News

03/26/2024

YC-backed SigmaOS browser turns to AI-powered features for monetization

techcrunch.com

06/02/2023

SigmaOS launches a contextual AI assistant for its browser

techcrunch.com

11/16/2022

SigmaOS raises $4 million to build a browser for productivity nerds

techcrunch.com

11/17/2022

Productivity web browser startup SigmaOS raises $4M

siliconangle.com

Products & Services

SigmaOS Browser

2022-11

A productivity-focused web browser for macOS that organizes tabs into workspaces and treats them as tasks.

Market Position

Positions as the 'browser for productivity nerds,' competing with Arc and Chrome by offering a more organized, task-oriented spatial interface and deep AI integration.

Leadership

Founders

Mahyad Ghassemibouyaghchi (Mahyad Ghassemi)

Founder and CEO of SigmaOS. Passionate about redesigning the browser for productivity. Part of Y Combinator S21 cohort.

Saurav Mitra

Founder and CTO of SigmaOS. Previously CTO at Purpl Events and Loop. Machine Learning background with experience at Ayata.

Executive Team

Mahyad Ghassemibouyaghchi

Co-founder & CEO

Leads the vision and overall strategy of SigmaOS.

Saurav Mitra

Co-founder & CTO

Leads technical development and AI integration.

Board of Directors

Carmen Alfonso Rico

Lead Investor (LocalGlobe)

Founding Story

Business Model

Revenue

$900K estimated ARR

Revenue Model

Freemium subscription model with paid tiers for advanced AI features.

Pricing Tiers

Basic

Free

Unlimited workspaces, ad-blocker, limited Airis AI usage.

Personal Pro

$20/month

Unlimited Advanced Airis (GPT-4o), high-usage Look it up and Interactive Summaries. 50% discount for students/educators.

Personal Max

$30/month

All Pro features plus additional LLM models (Llama, Claude, etc.) and unlimited Look it up & Interactive Summaries.

Private

Target Markets

Industries & Segments

Knowledge workers
Power users
MacOS users
Students

Use Cases

Professional research
Founder and executive workflows
Content creation
Student studying
Daily productivity

Notable Customers

Over 100,000 users
Productivity nerds

Quick Facts

Headquarters

London, United Kingdom

Founded

2021

Entity Type

Inc.

Employees

Total Funding

$4.3M

Investors

LocalGlobe, Y Combinator

Office Locations

65 Clerkenwell Road

Funding History

Seed$4,000,000

2022-11-01

LocalGlobe

Seed/Pre-Seed$130,000

2021-08-01

Y Combinator

7percent Ventures

Seed/Pre-Seed$130,000

2021-03-01

Y Combinator

History & Milestones

2024-03

Introduced advanced AI-powered features for monetization (Pro and Max tiers).

2023-06

Launched Airis, a contextual AI assistant for the browser.

2022-11

Raised $4M Seed round led by LocalGlobe and released SigmaOS 1.0 out of beta.

2021-03

SigmaOS founded and joined Y Combinator (S21).

2021-08

Raised initial pre-seed funding of $130k from Y Combinator and 7percent Ventures.

Key Capabilities

Workspaces (project-based tab organization)

Vertical Tabs

Tabs as Tasks (mark as done/lock)

Airis AI Assistant (context-aware chat)

Look It Up (AI-driven aggregated search)

Interactive Summaries

Integrations & Partnerships

Platform Integrations

macOS
Chrome Web Store extensions
Apple Keychain

Key Partnerships

Apple (Keychain integration)

Google (Chrome extension compatibility)

Connect

Website

sigmaos.com/

X / Twitter

sigmaos

AI Topics

SigmaOS-Inc. focuses on these topics:

AI Browsers(1)

Workflow Automation(1)

Productivity Extensions(1)

Back to all developers