BRAINBACK
What it doesUse casesHow it worksQuestionsLearn
simulated session
ONE SWARM
OF AGENTS
interviews·analyses·teaches·verifies·calls
04 / 05
verifies.
the document, and the person holding it.
video kyc · livesimulated session
name
PAN
DOB
face
3 fields readface ↔ card match
05 / 05
calls.
the buyer, answers the objection, takes the order.
phone · video offsimulated session
00:12
video off
Buyer

The seat price is the part my finance lead keeps pushing back on.

Agent

Then let's fix that first. How many seats are actually active?

02 / 05
analyses.
where the funnel is leaking, step by step.
funnel · last 14 dayssimulated session
01view → cart71% · unchanged
02cart → address82% · unchanged
03address → payment67%, was 86% · -19
04payment → confirm94% · unchanged
Agent

Address to payment. Sixty-seven, and a fortnight ago it was eighty-six.

03 / 05
teaches.
grade 10 trigonometry, on a shared board.
class 10 · trigonometrysimulated session
354θ
sin θoppositehypotenuse3 / 5· = 0.6
student · class 10
heard "cos"expected sin · slowed down
Tutor

That one is adjacent over hypotenuse. Which side is opposite theta?

01 / 05
interviews.
the candidate, live, in the editor.
sql interview · live editorsimulated session
query.sqlorderscustomers
SELECT c.name, SUM(o.amount) AS revenue
FROM orders o
JOIN customers c ON c.id = o.customer_id
WHERE o.created_at >= '2026-07-01'
GROUP BY c.name
ORDER BY revenue DESC
LIMIT 3;
Interviewer

Run it.

Run
namerevenue
Northline Foods4,82,300
Arka Textiles3,91,750
Sable Motors3,10,020
query ran: 3 rows
simulated session
THAT DOES
ALL OF IT.
one swarm · every job · nothing swapped out underneath
simulated session
BRAINBACK
brainback.ai

One agent that sees, hears, thinks, speaks and acts.

It joins a video or phone call and does the job: runs the coding interview, teaches the analyst, verifies the document, takes the support call.

Talk to us

Sees

The screen, the editor you type in, the card you hold up.

  • glare on 1 line

Hears

Every word. Cut in mid-sentence and it stops.

  • heard "payment step"

Thinks

Payment, when the leak is one step earlier - it slows down.

  • expected address → payment · slowed down

Speaks

Out loud, in your language.

  • walking the steps aloud

Acts

Runs the code, reads the form, books the call.

  • call booked for 11:00

One agent, pointed anywhere.

A few of the jobs it already does. Switch between them and watch the swarm behind the page re-form: the same cells, pointed somewhere else. Pick one - or tell us yours.

Live editor · SQL for an analyst rolerendered demonstration

It runs the interview.

Interviewer“That is the answer I wanted. Scored on the result, the reasoning, and how clearly you explained it.”

Ask for an interviewWatch a real recorded interview

The same agent runs every one of them. Nothing is swapped out underneath.

Camera on or off, screen or phone - one agent to talk to, a swarm of them underneath, one memory, one voice.

Every node is one of them.

The agent you talk to is a structure of many. Watch it open, split across the work, and come back together.

one agent to talk toone structure · many parts

Notice, remember, check, decide, say - every single turn.

Nothing is scripted. One turn, when a line on the PAN card was unreadable:

  1. 01notice
    a line on the PAN card is catching the light - read at 0.41
  2. 02remember
    the name and date of birth on the same card read fine
  3. 03check
    that line is the PAN number; the verification needs it
  4. 04decide
    ask for a tilt, not a new upload
  5. 05say
    “One line is unreadable - the PAN number is catching the light. Tilt the card down a touch.”
Talks and listens at once
Cut in mid-sentence and it hears you.
Looks while it listens
What it says matches what it can see.
Checks before it speaks
Against real source material, so it does not make things up.
Remembers you
Across a session, and between sessions.
Many agents, one voice
The turn above is split across a swarm. You only ever talk to one.

Ask for the one you want.

Each row opens an email with the request filled in. We reply with a time.

/0.1HiringA live coding interview - shown on this page: SQL for an analyst role.
/0.2EnablementA lesson - the same case the interview scores, taught instead of graded.
/0.3OnboardingA KYC verification - a document read on camera, and the person confirmed.
/0.4Customer serviceA support call - support or sales, camera off.
/0.5Something elseTell us what the agent should see, hear and do for you.

Questions

If yours is not here, ask it in any of the emails.

What is BrainBack, exactly?

One agent that joins a live video or phone session. It reads the screen or the camera, listens, and does the work - a live coding interview, a lesson, a KYC verification, a support call. Underneath it is a swarm of agents; the person on the call only ever talks to one.

Is it live, or a recording?

Live, and both directions at once. The person can cut in mid-sentence and the agent stops and listens - the same way a person would.

Does it work with the camera off?

Yes. Voice-only calls are what it did first; the screen and camera channels were added on top of the same loop. Switch the camera off and it keeps listening, thinking and speaking.

How do I get a session?

Ask by email - every request button on this page opens a message with the request already filled in. We reply with a time.

What do I need to use it?

A browser, a microphone and a reasonable connection - and a camera if you want it to see. Nothing to install.

What languages does it speak?

Almost any, in almost any accent, and it will switch mid-sentence when the person does.

Can we run it on our own infrastructure?

Yes. Enterprise deployments keep every session inside the customer's own environment.

See it work, end to end.

For organisationsTalk to us
BRAINBACK

Product

  • What it does
  • Use cases
  • How it works
  • Questions

Ask for

  • An interview
  • A lesson
  • A verification
  • A support call

Company

  • Voice agents
  • Watch an interview
  • Watch a verification
  • Contact
  • Customer login

Legal

  • Privacy

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