Handle less,
Rest more.

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01 // Inbox triage

Filter out noise.

Automatically filters out notifications and organizes important emails so you can respond faster.

Explore Sift Engine
02 // Smart drafts

Draft in your voice.

03 // Autopilot booking

Book on autopilot.

sift-triage.log
TRIAGE ACTIVE
INCOMING INBOX STREAM3 MATCHES FOUND
review-capital-rounds.eml
PRIORITY T1
deck-application-feedback.eml
VENTURE ROUND
marketing-promotions-digest.eml
MUTED
INBOX STREAM ACTIVESECURE IN-MEMORY SWEEP
PLATFORM FLAGSHIP AGENT

Meet Arcus.

Arcus is not an email assistant. It does not suggest or summarize. It acts. Connecting deeply with your codebase, calendar adapters, and topic clusters, Arcus handles your entire email footprint overnight, delivering finished briefings and resolved threads before you open your laptop.

ARCUS MISSION DEPLOYMENT

> Starting scheduled inbox sweep for May 20...

> Triage category MATCHED: Pitch deck feedback

> Local PII vault sanitizer completed encryption: AES-256 standard

> 4 meetings scheduled. 3 drafts waiting. 0 actions required.

AGENT RESOLUTION TIME: 4.2 SEC100% SUCCESS RATE

Integrated directly with
your favourite platforms.

Mailient Hub
Mailient Core Hub
Cal.com Booking
Notion Workspace
Notion Calendar
Google Calendar
Google Meet
Slack Workspaces
THE MORNING TRANSITION

Chaos vs Overnight Clarity.

Waking up to email is an operational drag. Arcus shifts inbox tasks to overnight autopilot, delivering focus leverage back to founders.

The Chaos of Yesterday

Reactive Intake Fatigue

Waking up to 45 unread threads, urgent meeting booking queries, and complex response drag.

Thread: Pitch deck update (Venture Partner)
14h Drag
Meeting request: slots needed today
8h Delay
STATUS // RED ZONE INBOX ACCUMULATIONFATIGUE: 100%
Overnight Clarity

Autonomous Morning Briefing

Start the morning with resolved outbox drafts, confirmed bookings, and a single dashboard brief.

Venture partner pitch reply drafted & queued
TONE SIGNED
Venture round alignment sync booked automatically
CAL.COM
STATUS // GREEN ZONE OPERATIONAL LEVERAGENO ACTION REQUIRED
Triage Capacity0k+Processed daily
Response Speed0xFaster triage cycles
Accuracy rate0.4%Noise isolation rate
Founder Advantage0hFocus hours saved

Mailient restored my momentum. I wake up to resolved threads and booked calls, not a wall of noise.

— Austin, Founder at Aether Labs

Autonomous workflows are the ultimate leverage. Arcus handles the routine, keeping our team focused on shipping.

— Sarah, COO at Linear VCs
Vault-grade local PII sanitization with AES-256 local cache protection.
Read Security Standard
COMMON QUESTIONS

Frequently asked questions.

Can't find what you are looking for? Read our documentation page or contact support.

Is there a free plan?[+]
Does Mailient replace Gmail?[+]
How does Mailient learn my writing style?[+]
Is my email data private?[+]
Can I cancel anytime?[+]
How long does setup take?[+]
Does Mailient work for teams?[+]
Who built Mailient?[+]
Why Mailient?

Email was supposed to be a tool.
For most founders, it became the job.

You already know the problem. You have felt it.

PAIN POINT 01

The email that sat in your inbox for three days while you meant to reply.

PAIN POINT 02

The client who went cold because you got buried in other threads.

PAIN POINT 03

The meeting that never got booked because the scheduling back-and-forth took a week.

PAIN POINT 04

The Sunday night dread of opening Gmail and seeing 200 unread messages staring back.

The average founder spends 13 hours a week on inbox management. That is a part-time position — one you never hired for, never budgeted for, and never wanted. And unlike every other part of your business, the inbox does not scale. The more successful you get, the worse it becomes. More clients. More threads. More opportunities buried under newsletters you never asked for.

Every other solution asks you to work harder at email. Keyboard shortcuts to move faster. AI that suggests a reply you still have to write. Filters you have to set up and maintain. Tools that make you more efficient at a job you should not be doing in the first place.

Mailient does not make you faster at email. It removes email from your to-do list entirely.

When a client emails you at midnight, Mailient reads it. When you wake up, a draft is already waiting in your voice. When someone asks to meet, your calendar has already been checked and a slot has been held. When your inbox fills up overnight, an agent has already swept it, handled the routine, and left you a clean briefing of the three things that actually need your eyes.

You do not configure this. You do not prompt it every morning. You connect your Gmail, spend two minutes letting Arcus learn your voice, and then you stop thinking about your inbox.

"That is the product. That is why it exists."

There are smarter email tools. There are faster email tools. There is no other tool that simply takes the inbox off your hands — that wakes up before you do, does the work, and gets out of your way.

Mailient is not a feature. It is a hire.

The most reliable employee you will ever bring on board. One who never sleeps, never misses a message, never forgets a follow-up, and costs less per month than a single client lunch.

Your inbox has been running you long enough.
Pricing Packages

Choose your autonomous model.

Predictable flat options designed for scaling institutions and high-volume operators. Secure complete peace of mind.

Flexible Membership
$16.58/month, billed yearly

Billed as $199 annually (40% discount applied)

Autonomous Subscription

Scale your email operations autonomously. Triages, drafts in your voice, and logs CRM entries in real time.

What's Included:

  • Full Sift email ingestion & triage
  • Unlimited custom voice-cloned drafts
  • Active Sync integrations (Notion, Cal.com)
  • Standard Arcus AI query access
  • Gold Founding Badge status
  • Gold Slack channel entry
Elite Founding TierPrioritized
$499one-time payment

Lifetime Founder Plan

Secure absolute access forever. One-time payment, zero recurring subscription fees. Complete diamond status.

What's Included:

  • One-time purchase, zero API overhead fees
  • Lifetime access to Sift, Drafts & Arcus
  • 500 AI queries/month (refilled automatically)
  • Exclusive Diamond Founding Badge status
  • VIP Diamond feedback Slack channel
  • Dedicated founding institutional support SLA
AUTOMATION AT IT'S PEAK

Engineered for absolute accuracy.

Mailient's multi-agent autonomous framework connects directly with your tools to execute deep intake triage, conflict-free scheduling, and tone-matched drafting out of the box.

100%

Autopilot Engine

Processes and handles emails entirely autonomously without human bottlenecks.

Enterprise Isolation

Operates in fully secure, dedicated sandbox instances to process sensitive customer threads.

9x Faster Triage

Sifts and classifies inbox sweeps at near zero-latency speeds, routing priorities instantly.

Absolute Privacy

Your draft data, credentials, and custom models are fully isolated and remain strictly in-memory during execution.

Agent Orchestration

Coordinates multiple specialized sub-agents to manage intake, verify context, and schedule meetings as a single aligned sweep.

Sift AI
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Arcus Core
Drafts Engine
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Built for the future.
Available today.

Connect your Gmail account today and see why people trust Mailient for their email automation.