SINTAX

AI reception. Human attention.

Your hands are full.
Your phone still
gets answered.

An AI receptionist that answers questions, takes the request, and keeps you in the loop. Give every caller your attention.

Request a demo

See how SINTAX could work for your business.

A CALL, TAKEN CARE OF.SYNTHETIC DEMO

Hear your next first impression.

A little conversation. All the right details.

THE CONVERSATIONFICTIONAL EXAMPLE

AIHi, this is Sophia from Side A Studio. How can I help you today?

CALLERHi, I want to book a photo studio for two hours.

AIOf course! Which day are you looking for?

CALLERFriday afternoon would be great.

AISure. What date is that Friday, and what time would you like to start?

CALLERSeptember 25, 2026, at 2 PM Eastern.

AIGot it. Would you like an in-house photographer, or will you bring your own?

CALLERI'll bring my own photographer.

AIGreat. The studio space is $120 for two hours. May I have your name and a callback number?

CALLERMy name is Marcus Reed. My number is (212) 555-0148.

AIThanks, Marcus. Any preferences for the space?

CALLERNatural light would be great, if possible.

AILet me read that back. Marcus Reed, two hours of photo studio rental on Friday, September 25, 2026, at 2 PM Eastern. You'll bring your own photographer and would prefer natural light. Your callback number is (212) 555-0148. Is that correct, and may I save your request?

CALLERYes, that's correct. Please save the request.

AIYour request is saved. The studio team will follow up to confirm availability and your booking.

CALLERPerfect. Thank you!

YOUR BUSINESS. YOUR RECEPTIONIST’S NAME. YOUR CHOICE OF VOICE.

01 / Meet your receptionist

An extension of
your business.

Your services. Your prices. Your way of doing things. We build your receptionist around the information that matters to you, with a name and voice you choose.

It answers. It listens. It takes the request.

Callers get answers from your business information. You get the details you need to follow up.

You make the commitments.

It never confirms a booking or takes payment. Availability and final arrangements stay with you.

Clear about being AI.

If a caller asks, your receptionist says it’s an AI. A useful conversation starts with honesty.

02 / How it works

A call comes in.
A clear request comes out.

Follow the demo as the receptionist gathers the details, checks them with the caller, and passes the request to your team.

Inside one call.

Side A Studio · Fictional conversation · Two AI-generated voices.

Complete flow · The request is ready for the business to review.

SYNTHETIC DEMO
  1. 01

    The call connects

    telephony / incoming audio

    SIDE A STUDIO · SYNTHETIC CALL

    Call completeSide A Studio

    Waiting for the call.

  2. 02

    The conversation

    Listen → understand → respond. Repeat until the details are clear.

    ↻ THROUGHOUT THE CALL

    Listen

    STT / transcript

    HEARD IN THE CALL

    SOPHIAHi, this is Sophia from Side A Studio. How can I help you today?

    CALLERHi, I want to book a photo studio for two hours.

    SOPHIAOf course! Which day are you looking for?

    CALLERFriday afternoon would be great.

    SOPHIASure. What date is that Friday, and what time would you like to start?

    CALLERSeptember 25, 2026, at 2 PM Eastern.

    SOPHIAGot it. Would you like an in-house photographer, or will you bring your own?

    CALLERI'll bring my own photographer.

    SOPHIAGreat. The studio space is $120 for two hours. May I have your name and a callback number?

    CALLERMy name is Marcus Reed. My number is (212) 555-0148.

    SOPHIAThanks, Marcus. Any preferences for the space?

    CALLERNatural light would be great, if possible.

    SOPHIALet me read that back. Marcus Reed, two hours of photo studio rental on Friday, September 25, 2026, at 2 PM Eastern. You'll bring your own photographer and would prefer natural light. Your callback number is (212) 555-0148. Is that correct, and may I save your request?

    CALLERYes, that's correct. Please save the request.

    SOPHIAYour request is saved. The studio team will follow up to confirm availability and your booking.

    CALLERPerfect. Thank you!

    The transcript follows the audio.

    Understand

    LLM / structured fields

    Caller confirmed the details.
    Name
    Marcus Reed
    Phone
    (212) 555-0148
    Service
    Photo studio rental
    Preferred date & time
    Sep 25, 2026 · 2 PM Eastern
    Duration
    2 hours
    Photographer
    Bringing own
    Preferences
    Natural light preferred

    Respond

    TTS / outgoing audio

    Your request is saved. The studio team will follow up to confirm availability and your booking.

    RECEPTIONIST → CALLER

    Waiting for the reply.

  3. 03

    The caller confirms the details

    readback / permission to save

    CALLER CONFIRMED

    Yes, that's correct. Please save the request.

    The request is saved only after the caller approves the details.

    Waiting for the details to be read back.

  4. 04

    The request is saved

    tool: save_booking_inquiry

    Structured request

    ILLUSTRATIVE TOOL CALL

    save_booking_inquiry

    {
  "name": "Marcus Reed",
  "phone": "+12125550148",
  "service": "photo_rental",
  "preferred_time": "2026-09-25 14:00 America/New_York",
  "duration": "2 hours",
  "preferences": "Own photographer; natural light preferred",
  "caller_confirmed": true
}
    REQUEST SAVEDEXAMPLE
    Caller
    Marcus Reed
    Service
    Photo studio · 2 hours
    Preferred date
    Fri, Sep 25, 2026
    Preferred time
    2:00 PM Eastern

    Pending owner confirmation. Not a booking.

    Waiting for the caller’s confirmation.

  5. 05

    Your team receives it

    dashboard / email / SMS / CRM

    DashboardRequest ready
    EmailNew inquiry
    Text messageNew inquiry
    CRMReady for follow-up

    Waiting for the saved request.

The AI captures the request. Your team reviews the details, corrects anything misheard, and confirms the booking.

INBOUND → REQUEST → FOLLOW-UP

Illustrative workflow using the demo above. No live records are created or notifications sent.

THE DETAILS ARE YOURS TO CORRECT.

Heard “Markus.” Meant Marcus.

Open the transcript, correct the name, and carry on. The original AI entry stays available, so you can see exactly what changed.

Request at a glanceFICTIONAL EXAMPLE
Name
Marcus
Phone
(212) 555-0148
Service
Photo session
Preferred date & time
Duration
2 hours
Preferences
Natural light

AI heard: Markus Corrected: Marcus
Illustrative layout · Original entry retained

03 / What you get

Know who called.
Know what they need.

Caller details, requests, and conversation history—all organized so your team can follow up.

01 — KNOWLEDGE

Your answers,
on hand.

Questions about services and prices answered from your business’s own knowledge file.

02 — CAPTURE

A request with
the right details.

Name, phone, service, preferred date and time, duration, and preferences. Ready for you to review.

03 — CONTEXT

The conversation.
And the corrections.

Read the transcript, update anything misheard, and keep the original AI entry available.

04 — NOTIFICATION

In your dashboard.
On your phone.

The request appears in your dashboard within seconds. Email and text-message alerts keep you in the loop.

CRM integrations connect captured requests to your existing workflow.

04 / Now & next

Your incoming calls,
taken care of.

Available today

Inbound reception.

Answer questions, capture requests, and give every follow-up a place to start.

  • Call transcripts
  • Dashboard
  • Email & text alerts
  • CRM integrations
  • Corrections

Coming soon

Outbound calling.

We’re working on what comes after the first call. Outbound calling is not available yet.

  • Follow-ups
  • Reminders
  • Reactivation

Keep the request moving.

Manage statuses and notes, export CSVs, and connect requests to your CRM. Keep the details together for your next follow-up.

05 / How we work with you

A real person.
Still in the loop.

We work with you from the first conversation through weekly call reviews.

  1. 01

    Learn your business.

    Your services, your prices, and what makes a useful request for you.

  2. 02

    Build your receptionist.

    Configure its knowledge, name, and voice around how you work.

  3. 03

    Go live.

    Connect your phone workflow and check that requests reach you.

  4. 04

    Keep improving.

    Review calls with us each week and address what needs correcting.

06 / The person behind SINTAX

Hi, I’m Jaison.

I founded SINTAX in New York to help businesses turn more conversations into customers.

My background spans strategy and sales operations in Samsung Electronics America’s B2B division, music industry operations, and voice AI. I’m bringing that experience to how businesses handle customer calls: answering questions, capturing what people need, and making the next step easier.

You’ll know the team building your receptionist and have a direct point of contact for support.

Jaison Mathew

Founder, SINTAX LLC · New York

A few good questions.

Does it book appointments?

It takes requests. You confirm availability and the booking.

What if it mishears something?

Correct the request in your dashboard. The original AI entry stays available.

How do I get started?

Reach out to our team to discuss your business and what you need from your receptionist.

How long does setup take?

Days. Timing depends on your business information and phone configuration.

07 / Let’s talk

What happens when
you miss a call?

Tell us about your business. We’ll start there.

Your business. Your voice.

Walk through how an AI receptionist could handle calls for your business.

Request a demo