Mail0 (YC X25).jpg

Mail0

ai powered email built to save you time
Business Operations
Most Popular
Content Creators
Customer Support
Project Managers
Mail0

About Mail0

At Mail0, we envision a future where email evolves from a passive communication tool into an active AI-native assistant that empowers professionals to complete their tasks seamlessly and efficiently. Our mission is to revolutionize how people interact with their inboxes by transforming email into a transparent, intelligent platform that prioritizes user control and productivity.

By leveraging cutting-edge AI technologies and an open-source ethos, we are building an innovative email experience that not only automates menial tasks but also enhances understanding and response through natural language interaction. We strive to create a community-driven product that adapts and grows with its users, setting a new standard for digital communication in the professional world.

Our Review

After spending time with Mail0 (also known as Zero), we're genuinely excited about how it's reimagining email management. While most email clients feel stuck in the past, Mail0's approach to combining AI with email feels refreshingly forward-thinking.

A Fresh Take on a Familiar Problem

What immediately caught our attention is how Mail0 transforms email from a passive inbox into an interactive assistant. Instead of just organizing messages, it actually helps you get things done. The ability to chat with your inbox in natural language and have it understand context is particularly impressive.

Open Source, Open Trust

In an era where AI transparency is crucial, Mail0's decision to open-source their entire codebase is a bold move that sets them apart. It's not just about trust — it gives tech-savvy users the freedom to self-host and customize their email experience. This level of transparency is rare in the AI email space.

Early Momentum Shows Promise

With 15,000 signups in just three months of beta, Mail0 has clearly struck a chord with users. The rapid adoption suggests there's significant demand for a more intelligent email solution, especially among professionals drowning in their inboxes.

Room for Growth

While Mail0's core features are compelling, we'd love to see more advanced collaboration tools and enterprise-focused features as they mature. Currently, it's best suited for individual professionals and small teams looking to upgrade their email experience.

For busy professionals tired of traditional email clients, Mail0 represents an exciting glimpse into email's AI-powered future. Their commitment to open source and rapid feature development makes them particularly worth watching as they evolve.

Platform Type
Pricing
Public beta available; pricing not specified
Features

AI-based inbox organization with automatic prioritization and labeling

Summarization of long email threads into concise recaps

Automated drafting and replying capabilities

Conversational search and interaction with emails using natural language queries

Compatibility with Gmail and self-hosting via open source

FAQs

When was Mail0 founded?
Mail0 was founded in 2025.
What is Mail0 core business?
Mail0 is Computer Software company.
What industries or markets does Mail0 operate in?
Mail0 operates in the following categories:
Agent
Productivity
AI Chatbots
Open Source
Who is Mail0 made for?
Mail0 is made for:
Business Operations
Most Popular
Content Creators
Customer Support
Project Managers
How many employees does Mail0 have?
Mail0 has 1-10 employees.
Where is Mail0 headquaters?
Mail0 headquarters is located at United States .
Is Mail0 hiring?
Yes, Mail0 has 0 open AI jobs.
What is Mail0 website?
Mail0 website is https://www.0.email/.
Where can I find Mail0 on social media?
You can find Mail0 on LinkedIn.
Last Update
October 26, 2025
Categories
Agent
Productivity
AI Chatbots
Open Source

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Mail0

Companies size
1-10
employees
Founded in
2025
Headquaters
United States
Country
No items found.
Industry
Computer Software
Social media
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