Meet Milli - Your new
AI sales agent
From prospecting to closing deals - she helps you sell smarter. An AI sales agent that’s strategic, responsive, and shockingly practical.
An AI sales assistantevery team needs
Sales tools are easy to buy, but hard to adopt. Milli is different. She’s built to support your reps, make data-driven recommendations, and keep deals moving without constant manual effort.
Milli knows your products & business inside out.
Generates persuasive sales scripts and playbooks.
Analyzes your performance and provides actionable insights.
Works on your sales strategy around the clock, even when you sleep.
Most teams don’t fail at sales - they get buried in tedious work.
Prospecting, follow-ups, CRM updates, task switching - routine sales tasks eat time and focus.
Millitakes those off your plate and keeps your pipeline active. One AI sales agent - smarter revenue operations.
Simplified onboarding on purpose
Getting started with our AI sales assistant is intentionally simple. Create an account with Sintra AI, set your preferences, and let Milli take it from there.
Set the foundation
Tell your AI sales agent who you are, what you sell, and who you’re selling to - so she understands your offers, ICP, and goals from day one.
Plug your sales tools
Link your CMS, calendar, and email platforms so AI sales agent can access deal data and synchronize activities automatically.
Strategise only once
Define targets, outreach goals, and activity priorities - so Milli knows when to push outreach, nurture sequences, or escalate deals.
You lead, Milli executes
Review drafts, confirm emails or scripts, and decide what’s sent. Nothing happens without your go-ahead.
Use insights to improve
Track opens, replies, pipeline movement, and deal velocity - then ask Milli to refine your outreach and sequencing for smarter next steps.
Your always-ready
AI sales rep
Milli turns your process into a steady, repeatable workflow that doesn’t break when things get busy.
Prospects are nurtured on time, follow-ups aren’t forgotten, and personalized outreach scales with confidence - without manual coordination.
Your team stays focused on closing real conversations while AI sales assistant handles the rest.
Develop sales strategy
Align outreach with market opportunities and revenue goals.
Generate cold call scripts
Craft persuasive conversation starters that feel tailored.
Draft cold and follow-up emails
Write compelling, personalized messages that drive replies.
Build sales proposals
Turn conversations into clear, professional proposals that highlight value.
Improve sales proposals
Review and refine proposals for clarity, structure, and value alignment before they’re sent.
Advise on negotiation techniques
Get context-aware negotiation tips for closing with confidence.
Review pricing strategy.
Help evaluate pricing approaches and positioning based on deal context and target customers.
Personalize outreach at scale
Adapt messaging per lead using role, industry, past interactions, and intent signals.
Simulate mock sales calls
Practice conversations before real calls - test messaging, flow, and responses in a low-risk environment.
Predict objections before a deal stalls
Surface likely objections based on deal signals so teams can address them early.
Support objection handling
Suggest responses and framing when objections come up, grounded in context and past outcomes.
Your sales workflow,
on easy mode.
Predictable pipeline flow. Tasks no longer fall between the cracks - outreach runs on schedule.
Fewer operational bottlenecks. No more chasing manual tasks or stuck follow-ups - Milli keeps things moving.
Built for global teams. Work across time zones and contacts consistently.
Boosted productivity. Free up reps to spend more time selling and less time updating systems.
Milli has analyzed thousands of sales strategies To help you sell like a pro.
More than
100,000+
sales strategies analyzed
Available
24/7
on autopilot
More than
25,000
accounts managed
More than
500,000
sales insights generated
Built on experience.
Trained on thousands of proven strategies.
Our AI agent for sales is trained on thousands of proven sales strategies, knows what drives responses, engages conversations, and closed deals. Those patterns are translated into practical sales systems - helping teams execute outreach, follow-ups, and negotiations with greater speed and consistency. This isn’t theory - it’s sales intelligence turned into action.
Powered by Brain AI
Our AI Sales Assistant keeps all your business context in one workspace. A centralized library that brings together your sales assets, preferences, and materials - so data and messaging never get lost in translation.
1. Always up to date
Your sales context, preferences, and scripts live here - so AI sales agent never forgets how your business works.
2. Context that compounds
Your positioning, outcomes, and messaging stay consistent across activities and contacts.
3. One source of truth
As you refine strategy and approve output, Milli’s future recommendations tighten in accuracy.
With great powers
comes great privacy.
Encrypted by design
From your first login to the last addition in your business knowledge vault, every interaction is encrypted in transit and at rest. This means that neither Sintra nor any third party can access your files or analytics.
Full Data Ownership
"Your content, your strategy, your AI - they belong entirely to you. At any time, you can delete your data or export it. We don’t train models on it or resell it, and your Brain AI is built exclusively on your own assets.
GDPR Compliant
We follow the highest standards of data protection under the GDPR framework. Your personal information is collected and stored transparently - with clear rights to access, modify, or delete your data at any time.
Milli is the most ❤️ loved AI sales manager online
Always responsive, never reactive
Your AI sales agent responds instantly whenever you need, without pushing actions forward prematurely or flooding you with noise.
Designed for quick decisions
Ask, review, approve. Milli keeps interactions short and focused so momentum isn’t lost between steps.
Context-aware across any funnel
Early outreach, active deals, late-stage negotiations - your helper adjusts recommendations based on deal stage, not templates.
Consistent across 100+ regions
Messaging stays aligned even as teams sell across countries, languages, and time zones.
Learns from outcomes, not assumptions
What gets approved, ignored, or revised informs future suggestions - so output improves based on real results.
Collaborates when needed
When work spans research, operations, or analytics, Milli can involve other Sintra AI helpers to move faster together.
Milli and the alternatives
Save $400/month. Get your first conversational AI for sales
AI sales agent that's trusted by leading teams globally
Hire our AI sales coach for just $1 per day.
Milli
Get reliable AI in sales acceleration.
Try now - risk-free for 14 days
Not sure our AI sales agent is right for your team? Test proof for 14 days or get a full refund - no questions asked.
Our AI sales agent is used by more than 50,000+ founders.
I can’t recommend SintraAI enough. It’s like having a personal business coach 24/7, mapping out steps to grow my company and clarifying my priorities. I feel a renewed sense of focus and control every day.
December 29, 2024 • Socrate Concepcion • US
Each AI bot tackles my to-do list, from scheduling tasks to crawling my website for SEO tips. I love how it set up calendar reminders for all my commitments. Sintra.ai is well worth every penny, especially for a busy single-person business.
December 14, 2024 • Jennifer Glenn • US
As an entrepreneur launching a new venture, Sintra.ai has made a real difference. The AI assistants are like personal staff I can rely on. And whenever I needed support, the team was on point. A must-try for any budding business!
December 21, 2024 • Custódio Barreiros • HU
I once had a large team, and although I loved my helpers, they needed constant motivation. With Sintra, there’s no drama, just new ideas that I can simply accept or reject. It’s a huge relief—100% recommended.
December 26, 2024 • Holly Wehde • US
Hiring Sintra was a great decision for my struggling boutique. They handle social media posts, guide my ads, and even offered a solution for double social media pages. Now I can focus on my inventory and customers.
December 17, 2024 • Michele Davis • US
Signed up for Sintra X—it felt overwhelming at first, but once it understood how I think, it turned into a creative powerhouse. Support is top-notch, and the daily integrations impress me.
Dec 10, 2024 • Sami Liftoff • US
I’m not usually one to give top marks, but once I got comfortable with Sintra’s 12 helpers, I was blown away by their efficiency. They churn out so many analytical ideas I have to pause and digest them. It’s sometimes overwhelming, but in a good way.
December 29, 2024 • lars • DK
Sintra integrates with all my favorite tools and these little helpers automate my tasks in a huge way. They actually learn my company’s style day by day. It’s a massive step up from generic AI chats.
December 30, 2024 • Michelangelo • IT
My life is simpler with Sintra. It handles content creation, next steps, brainstorming, and copy. I highly recommend it if you want to free up mental space for what truly matters in your business.
December 28, 2024 • Lionel D'Alvia • US
My “team” in Sintra knocks out tasks like magic, offering fresh ideas for efficiency and better customer outreach. It’s a relief knowing I have AI assistants ready to go around the clock.
December 31, 2024 • Kat Angelica • US
I’ve only been using Sintra for a couple of weeks, but the experience has been great—especially with the social media bot reaching out to me with new ideas. The pull model feels super proactive and makes me more confident in my daily tasks.
December 30, 2024 • Bayan Qandil • US
I challenge anyone to compare other platforms to Sintra.ai and their staff—you won’t find a better customer experience. Everyone is professional, responsive, and genuinely cares about helping. Truly top-notch!
December 28, 2024 • Timothy Montjoy • US
This platform helps me like a full-time employee would. As a startup, I can’t afford extra staff, so Sintra stepped in to handle complex tasks and free me up for big-picture thinking.
December 28, 2024 • Jules Kincaid • US
I’m juggling multiple hats in my business, and these 12 AI “helpers” lighten the load. They even crack jokes and celebrate milestones with me! I saved thousands in consultant fees by letting Sintra handle SEO and content tasks.
December 30, 2024 • Michelle Smith • US
This platform helps me like a full-time employee would. As a startup, I can’t afford extra staff, so Sintra stepped in to handle complex tasks and free me up for big-picture thinking.
December 24, 2024 • Domanic R.H • US
AI Sales FAQs
Pricing starts at $97/m for all helpers in Sintra X team. Additional savings available with annual billing.
Support available 24/7
Need help? It’s always within reach - get support that fits your schedule.
What is an AI sales for assistant?
An AI assistant for sales helps automate and scale routine sales tasks, from outreach and follow-ups to scripting and prioritization, so your team can focus on closing deals.
Is Milli a generative AI for sales?
Yes - but not only that. Milli uses generative AI to draft emails, scripts, and proposals, while also acting as an AI sales agent that helps organize outreach, guide next steps, and keep your sales workflow moving. It combines generation with execution, not just content creation.
Why choose an AI agent for sales?
Because sales isn’t just about ideas - it’s about execution. An AI sales agent takes care of the repetitive, time-sensitive work like outreach preparation, follow-ups, and prioritization, so your team can focus on real conversations and closing deals without added overhead.
What's the difference between AI sales agent and assistant?
An AI sales assistant responds when asked - it helps draft emails, suggest copy, or answer questions. An AI sales agent works proactively, organizing workflows, preparing outreach in advance, and recommending next steps. Milli combines both, assisting on demand while also acting as an agent that keeps your sales process moving without constant oversight.
How to practice sales with Milli?
You can practice sales with your AI sales agent by running mock scenarios. Milli can simulate sales conversations, role-play objections, and help you rehearse pitches, follow-ups, and negotiation responses. This lets you test messaging, refine your approach, and build confidence before engaging real prospects.
Sintra is more than just Milli
Milli is part of the Sintra AI ecosystem. Beyond sales, 11 more AI employees are available to support marketing, customer engagement, operations, and analytics - each specialized in their own role. Work with one agent or combine them to build a fully AI-powered workflow across your business.
Vizzy
Your AI virtual assistant.
Penn
Your AI Copywriting Expert
Scouty
Your AI Recruitment Manager
Discover more of Milli
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