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Custom AI Chatbot

Custom AI Chatbot Development

Chatbots grounded in your own documentation, with citations, honest escalation to a human, and every conversation logged and measurable.

60+
Assistants Deployed
Scope First
Typical Launch
45-many
Tickets Deflected
Cited
Every Answer
Customer messaging interface powered by an AI assistant
Overview

A chatbot people use twice

Most support bots fail for the same reason: they answer from the model's general knowledge instead of from your content, so they are fluent, confident and wrong. Customers learn within two attempts that the bot cannot help, and the deflection rate collapses.

We build assistants that retrieve from your actual documentation, policies and ticket history before answering, cite what they used, and say plainly when they do not know. Saying "I do not know, here is a human" is a feature, not a failure.

Underneath, it is a retrieval system with a conversational surface. Quality comes from the retrieval and the escalation rules far more than from prompt wording.

Teams that start here often pair it with RAG architecture, vector search and AI integration.

The metric that matters is not how many conversations the bot handled. It is how many customers got the right answer without opening a ticket afterwards.

Support team wearing headsets working in an office
The Problem

Why customers stop trusting support bots

Four patterns that turn a launch into a switch-off six weeks later.

Answers From Nowhere

The bot draws on general model knowledge rather than your policies, producing plausible answers that contradict what your team would say.

No Escalation Path

The bot loops instead of handing over, so a customer who needs a human spends five minutes discovering the bot cannot get them one.

Stale Knowledge

Content was indexed once at launch and never again, so the bot confidently scopes a policy that changed two months ago.

No Measurement

Nobody logs which answers led to a follow-up ticket, so there is no way to tell whether the bot is helping or quietly annoying people.

What's Included

What a chatbot engagement includes

Retrieval, guardrails, escalation and the reporting to prove it is working.

Content Ingestion

Your help centre, policies, PDFs and past tickets chunked and indexed properly, with a scheduled refresh so answers do not go stale.

Grounded Answering

Every response is generated from retrieved passages and cites them, so a customer or an agent can verify the claim in one click.

Honest Escalation

Confidence thresholds and explicit triggers hand the conversation to a human with full context attached rather than looping.

Channel Integration

Deployed where your customers already are: website widget, Intercom, Zendesk, Slack or WhatsApp, using your existing agent tooling.

Safety Guardrails

Prompt-injection defences, topic boundaries and refusal behaviour for anything legal, medical or financial that must not be improvised.

Analytics

Deflection rate, escalation reasons, unanswered questions and follow-up ticket rate, so content gaps become a work queue.

Our Process

From content audit to live assistant through controlled rollout

Grounded, measured and escalating properly before it meets a customer.

01
Content Audit

We review what documentation exists, what is out of date and what is missing, because retrieval quality is capped by content quality.

02
Retrieval Build

Chunking, embedding and reranking tuned against your real questions, measured on a held-out set before any conversational layer exists.

03
Conversation Design

Tone, refusal behaviour, escalation triggers and the handover format your agents actually want to receive.

04
Internal Pilot

Your support team uses it first and grades the answers, which surfaces both content gaps and tone problems cheaply.

05
Staged Launch

Live for a share of traffic with escalation set generously, tightened as the deflection and follow-up numbers hold.

Tech Stack

The stack behind a grounded assistant

Retrieval quality first; the conversational layer is the easy part.

01
Retrieval

Hybrid search with reranking, because pure vector similarity misses exact product names and error codes.

pgvectorHybrid SearchRerankersChunking Strategy
02
Reasoning

A capable model for answer synthesis, constrained to the retrieved context and required to cite.

ClaudeOpenAICitationsRefusal Rules
03
Channels

Deployed into the tools your customers and agents already use rather than a new silo.

Web WidgetZendeskIntercomSlackWhatsApp
04
Analytics

Every conversation logged and classified so content gaps turn into a backlog.

Transcript LoggingDeflection MetricsGap ReportsGrafana
In The Field

What this looks like in production

SaaS · Customer Support Assistant

Deflecting half the ticket queue without hiding the humans

A SaaS company with a four-person support team was drowning in repeat questions about billing and configuration. An off-the-shelf bot had been trialled and switched off after customers complained it invented refund policies.

We indexed the help centre, billing policies and two years of resolved tickets, then required every answer to cite its source. Anything touching refunds, cancellations or account deletion was configured to escalate immediately regardless of confidence.

The support team ended up treating the unanswered-question report as a content roadmap. Deflection improved as much from writing the missing articles as from anything we changed in the model.

58%
Tickets deflected
0
Invented policy answers
3 weeks
Audit to live
Why Tech Team 4U

An assistant your support team would defend

We would rather ship a bot that escalates too often in week one than one that guesses confidently and effort you a customer.

Grounded And Cited

Every answer comes from your content and shows where it came from, so nobody has to take the bot on trust.

Weekly Transparency

A working demo and a written note every Friday covering what shipped, what slipped and what it means for the date. No status theatre.

Staged, Not Risky

Nothing goes live in one jump. We run in parallel or behind a flag until the numbers say it is safe to switch over.

60+
Assistants Deployed
10+
Years Engineering
Scope First
Typical Launch
0
Ungrounded Answers