RAG vs Fine-Tuning for Chatbots
How we choose the right approach to ground your bot in your data.
Your one-stop AI chatbot partner. We build smart assistants that answer from your own data, handle support and sales 24/7, and plug into WhatsApp, your website and your CRM.
Trusted by teams worldwide
From a simple FAQ bot to a multi-channel AI agent. Six service lines cover every part of building a chatbot that ships and performs.
Six engineering disciplines behind every AI assistant we ship, and the tools we use for each.
Assistants built on GPT-4o, Claude and Gemini, tuned to your voice and use case.
Retrieval on your private data so answers are accurate, current and cited.
One assistant across web, WhatsApp, Slack, SMS and your app.
Real-time voice agents with sub-second latency and multilingual speech.
Secure connections to your CRM, helpdesk, bookings and payment systems.
Evaluation, safety guardrails and analytics that keep the bot on-brand and safe.
A short call turns your goals into a clear plan: use cases, channels, the right model and a fixed budget. So your first dollar goes toward something that ships and performs.
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A proven process that removes the science-project risk from AI adoption.
We map use cases, channels and success metrics, and agree a fixed quote.
We connect and prepare your content so the bot answers accurately.
We build the assistant, integrations and guardrails, then tune on real questions.
We run evaluation sets and red-teaming to make sure answers are safe and correct.
We go live, monitor conversations and keep improving from real usage.
Typical share of support questions our bots resolve with no human.
Instant answers for customers, in every time zone.
Versus a human queue, for common questions.
Delivered across support, sales and operations worldwide.
Real products, real users, real numbers, across health, mobility, delivery and education.

Mood tracking, guided sessions and personalised wellness plans in a warm, calming experience.

Live driver tracking, surge-aware fare estimation and multi-payment support in a fast, reliable app.

Live order tracking, smart dispatch and route optimisation that cut delivery times across 200+ restaurants.

Coach matching, personalised study plans and adaptive progress tracking for 10K+ students.
Every bullet is something we've actually shipped, not a sales pitch.

HIPAA-ready products for patients, providers and wellness.

Secure, compliant products for payments and money movement.

Commerce that converts and keeps customers coming back.

Real-time products for delivery, dispatch and field teams.

Engaging learning products for students and coaches.

Property products for search, tours and lead capture.
“Appther built our student competition app exactly the way we envisioned it: easy registration, smooth judging, and real-time results that keep participants engaged.”

“Building a mental health app means every detail has to be handled with care, and Appther got that from day one. The product feels warm, simple, and genuinely helpful.”

“Appther exceeded every expectation, on time and on budget, and the final product has been instrumental in scaling our business. A rare engineering partner.”

“Implementing an ERP across our operations felt daunting at first, but Appther made the transition seamless. Every department now works off a single source of truth.”

Field notes from real builds. No hype, just what worked and what didn't.
How we choose the right approach to ground your bot in your data.
Guardrails, evaluation and the failure modes nobody shows you.
Design and safety patterns for high-volume messaging bots.
A clear breakdown of what drives chatbot cost, and how to scope it.
Walk away from one call with a shortlist of use cases, the right model and channels, a realistic budget range and a 2 to 4 week pilot plan. No pitch deck, no obligation.
Tell us what you want your chatbot to do. No sales pitch, just a straight answer on scope, timeline and cost.
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