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Technology

How Hathi works, in detail.

The main points live on the home page. This page is the detail behind them.

In plain English

  • Your messages are never used to train AI, ours or anyone else's.
  • Your memory is yours. You can read all of it, and delete any of it.
  • Hathi runs on infrastructure we control. Your messages stay with us.
  • Anything that cannot be undone waits for your yes.
  • Change phone or app, and Hathi comes with you.

Everything below is the technical detail behind those five lines. Read as much or as little as you like.

Memory

Hathi doesn't just remember. Hathi understands.

Hathi remembers your world. The people, the plans, what you like and what you avoid. Month after month, Hathi knows you better, not just your last message.

SamMumLaunchSiteMorningsNo nutsDecisions2024PeopleProjectsPreferencesHistoryYou

Drag the dots to explore.

Daily notes

Every conversation is captured and distilled. Hathi remembers what was discussed, what was decided, what matters.

Knowledge graph

Convodb structures entities and relationships. It knows who Sam is, what project you're working on, and when your dentist appointment is.

Prompt enrichment

Before answering, Hathi checks what Hathi already knows about you. Hathi doesn't guess.

Intelligence

Smarter, not bigger.

Tell Hathi something once. Hathi remembers. Ask Hathi something new, and Hathi picks the best engine for the job, on infrastructure we control. Your messages stay with us.

YourmessageHathirouterSmall modelsfastFrontier modelsprivacy-guaranteedYour own AIcoming soonBest responseback to you

Any model. No lock-in. When a better one ships, Hathi uses it.

Your conversations are yours. Hathi does not train on them.

Our commitments
Hathi
Training on your data
Off by design: there is no training option to enable.
Data isolation
Encrypted, isolated storage per person.
AI models
The best model for each task. Identifying detail stripped before anything leaves. Providers can't see who you are.
Security by design
Your chats are private to you. No shared links, nothing for a third party to find.
Data deletion
Delete everything, any time: storage, memory, and backups. Or one memory at a time.
Credential handling
Hathi never sees your card details.
Source code
Open source at its core.

Your data is yours.
Not a product. Not a training set. Yours.

Read our full security & data notes →

Actions

Hathi does things.

Book appointments, buy goods, send email, browse the web, run code, place calls. Hathi acts rather than only answering.

Browser automation

Hathi browses websites, fills in forms, books appointments, researches topics, and takes screenshots. Hathi can work with pages behind a login, and you can watch the work happen in real time.

Payments

Hathi can buy on your behalf, only with your approval, and only within the limits you set. Hathi takes no transaction fee.

Email & calendar

Hathi reads and sorts your email, and drafts what needs writing. Nothing is sent in your name without your approval.

Code execution

Hathi runs scripts, processes data, and makes files and images, sealed off from everything else.

Phone calls Soon

Coming soon via Twilio. Hathi will place AI-powered calls to businesses to book restaurants and appointments.

macOS desktop control Soon

Coming soon via a lightweight desktop companion. Hathi will open apps, move files, and trigger actions on your Mac, with the same intelligence you use in your messages.

Hathi connects to anything with an API. You can also build your own plugins.

Proactivity

Hathi reaches out before you ask.

Hathi monitors your calendar, watches your email, follows up on open threads, and reaches out when something matters, before you need to ask.

Calendar alerts

"Your flight was delayed by 2 hours. I've moved your calendar block and set a later alarm. Want me to rebook the taxi?"

Hathi watches your calendar and travel bookings. When a schedule changes, it adjusts the plan, notifies you, and offers to fix things.

Email monitoring

"Important email from your bank: your statement is ready. Want me to review it? Nothing else in your inbox needs attention today."

Hathi reads your inbox on a schedule, filters the noise, and surfaces what matters, so you can stop checking it constantly.

Follow-ups

"Sam never sent those figures. I asked him Tuesday and followed up Thursday. Want me to ping him again, or escalate to his team?"

Hathi tracks open loops across conversations and channels, chases them so nothing slips through, and keeps the full history of who said what, and when.

Scheduled automations

Hathi runs checks two to four times a day on a schedule you set. Calendar, email, weather, and social mentions: Hathi checks what matters and reaches out.

Quiet hours

Quiet hours keep Hathi from contacting you at 3am unless something is urgent. Hathi reaches out when you are available, not when it suits the machine.

Cross-channel proactivity

Hathi can reach you on WhatsApp, iMessage, or Telegram, whichever you prefer, and chooses the channel that suits the urgency.

Channels

No app to install.

Hathi lives in the messaging apps you already use. Switch phones, apps, or countries, and your Hathi follows you.

Live now
WhatsApp SMS Telegram Discord Slack Signal Matrix Google Chat Email Web chat
Rolling out
iMessage X LINE and more

Wherever you already message,
Hathi is already there.

WhatsApp SMS Telegram Discord Slack Signal Matrix Google Chat Email Web chat iMessagesoon Xsoon LINEsoon and moresoon

Capabilities

What Hathi gives you.

The features, with the detail behind each one.

Feature
Hathi
Where Hathi lives Your messages, no app needed

There is nothing to install, update, or learn. Hathi arrives the moment you text it, in the conversation you already have open.

Channels 10 built in (WhatsApp, SMS, Telegram, Discord, Slack, Signal, Matrix, Google Chat, email)

Move between channels without losing Hathi's memory: one identity, one brain, wherever you are.

Memory Structured memory, daily notes, and long-term recall

Hathi remembers the people, plans and preferences in your life, and keeps them as long as you do. More than recalling what you said.

Training on your data Off by design, with no training option to enable

Hathi operates no training pipeline and offers no training opt-in, so your conversations do not enter one.

Data deletion Delete everything, any time

One command deletes everything: your agent, workspace, memory, encrypted storage, and backups, with a log you can keep. Or delete single memories, one at a time.

Security track record Private by design

Your chats are not linkable or discoverable by third parties. Nothing is shared between accounts, so there is no cross-account surface to expose.

AI model Chosen by Hathi, run on our own infrastructure

Hathi is not the model. Hathi is the memory, context and routing around it, on infrastructure we control. Your messages stay with us. When a task needs a frontier model, it goes to a provider that cannot see your content. When a better model ships, Hathi moves to it. You never have to think about it.

Browser Yes (browser automation plugin)

Hathi can browse the web, fill forms, book appointments, and research topics. Hathi can also take screenshots and work with pages behind logins.

Code execution Isolated from everything else

Each agent runs in its own isolated container. Hathi can run scripts, process data, and generate files and images.

Payments Stripe (no transaction fees)

Spending limits and approval gates by default. Hathi can buy on your behalf, but only with your explicit approval and only within limits you set. We take no cut.

Plugin system Open to anything with an API

Hathi connects to anything with an API: calendars, email, CRM, custom internal tools. You can build your own plugins.

Proactive automations Calendar, email, reminders, scheduled checks

Hathi monitors your calendar, watches your inbox, follows up on open threads, and reaches out before you need to ask. Hathi runs scheduled checks two to four times a day.

Per-person agents A separate agent per person: family, colleagues, contacts

Each person gets their own agent with isolated memory, workspace, identity, and boundaries. Not shared, and not a chatbot slot.

Family-safe mode Yes, configurable per person

Children get a family-safe agent with content filters and restricted actions. Adults get full capability. Work stays separate from personal. You configure all of it.

Phone calls Coming soon: Twilio integration

We're building AI-powered calls over Twilio.

macOS app control Coming soon: desktop companion

We're building a lightweight desktop companion so Hathi can open apps, move files, and trigger actions, without locking you to one operating system.

Video avatar Not planned

Our focus is memory and action rather than an on-screen avatar. Voice is on our roadmap; an animated face is not planned.

Smart glasses Any device that can send a message

Hathi works on any device that can send a message, so there is no hardware tie-in.

Subagents Yes, specialist agents in parallel

Hathi can spawn specialist subagents, such as a builder, a researcher, or an analyst, running in parallel on complex tasks. One conversation, several agents working behind the scenes.

Source code Open source at its core

The platform Hathi runs on is open source, so its security, privacy, and architecture are inspectable.

Price Free

Hathi starts free, with paid tiers beyond. Hathi takes no transaction fee, sells no data, and shows no ads. Subscription-based, so your data stays yours.

Commitments

What Hathi won't do.

Most AI products lead with what they can do. These are the lines Hathi does not cross.

  • Won't train on your messages.

    Your conversations stay yours. Your messages are never used to train AI, ours or anyone else's. They build your memory, and nothing else.

  • Won't sell your data or run ads.

    Hathi runs no advertising and no data business. Your conversations are not a product to be packaged and sold.

  • Won't act on something irreversible without asking.

    Anything that cannot be undone, such as sending money, deleting files, or booking in your name, waits for your explicit approval.

  • Won't pretend to know something Hathi doesn't.

    When Hathi is unsure, Hathi says so and offers to check, rather than guessing and sounding confident.

That's the detail. The rest is a message.

Two minutes to set up. Free to start.