Generative AI Development Services – Emizentech

Generative AI Development Services

We build generative AI development services for European businesses: custom LLM solutions, RAG, fine-tuning and AI agents that generate text, code, images and answers grounded in your own data. The kind of gen AI that ships to production and earns its cost — with the EU AI Act and GDPR handled from day one, not bolted on once legal notices.

Custom LLM, RAG & fine-tuning Grounded in your data EU AI Act-ready & GDPR PoC to production
30+
Generative AI projects
PoC?Prod
Built to actually ship
Model-
agnostic by choice
12+
Years in software & data

Why Choose Emizentech for Generative AI Development

We help businesses move generative AI from an exciting demo to something running in production — grounded in your data, costed honestly, and built to the standards European regulators now expect.

Right approach

Right approach, not the trendy one

RAG, fine-tuning, prompt engineering, a custom model — they solve different problems and cost wildly different amounts. We pick the one that fits your case, and explain why, instead of defaulting to whatever sounds impressive.

AI into production

We get gen AI into production

Most generative AI projects die as a clever prototype. We do the unglamorous engineering — evaluation, guardrails, monitoring, cost control — that turns a demo into a system you can rely on.

EU-ready and grounded

EU-ready and grounded

RAG grounding to curb hallucination, plus EU AI Act, GDPR and data residency handled in the build. Private and on-prem models when your data can’t leave the building.

Discuss your gen AI project
RAG-Grounded Custom LLMs EU AI Act-Ready

From prototype to production

A decade of data and software engineering, pointed at gen AI that ships.

The honest version

Generative AI is genuinely powerful. It’s also where a lot of money goes to die.

Generative AI is the real deal — it writes, codes, summarises, answers and creates in ways that genuinely change how work gets done. But it’s also surrounded by more hype than almost anything in tech right now, and a lot of companies have spent serious money on gen AI projects that produced a great demo and nothing else. The gap between “look what it can do” and “this runs reliably in our business” is wide, and it’s mostly filled with unglamorous engineering.

Our generative AI development services live in that gap. The exciting part — picking a model, building a prototype — is the easy 20%. The hard 80% is grounding it in your data so it doesn’t make things up, integrating it with your systems, controlling the running cost, evaluating whether it’s actually any good, and keeping it compliant. That’s the work that decides whether gen AI saves you money or just spends it.

And we’ll tell you the unfashionable truth when it applies: that you don’t need a custom model, that a simpler approach would do, or that this particular idea isn’t worth building. It’s cost us a few contracts. It’s also why people come back.

From strategy to a gen AI system in production.

Full-cycle generative AI development — we’ll help you find where gen AI genuinely helps, then build, ground and run it. Including the boring parts that decide whether it works.

Generative AI consulting

Generative AI consulting

We find the use cases worth doing, prioritise by ROI, and give you a realistic roadmap — including the honest “not worth it” calls. Strategy before spend, always.

Custom LLM solutions

Custom LLM solutions

Bespoke applications built on large language models — copilots, assistants, content and code tools — designed around your workflow, not a generic template.

RAG development

RAG development

Retrieval-augmented generation that grounds LLMs in your data — vector databases, retrieval pipelines, re-ranking — so outputs are accurate, current and sourced.

Fine-tuning

Fine-tuning & model training

Fine-tuning open models (LoRA, instruction tuning) when you need a consistent style or specialised reasoning baked in. We benchmark the result so you know it actually helped.

AI agents & orchestration

AI agents & orchestration

Multi-step agentic systems that reason, plan and use tools to complete real work across your systems — with the guardrails and audit trails to keep them trustworthy.

Integration & LLMOps

Integration & LLMOps

Wiring gen AI into your apps and data, plus the deployment, monitoring, evaluation and cost control that keep it reliable. The part that turns a prototype into a product.

Got a gen AI pilot that impressed everyone and then stalled?

The most common story in AI right now. We specialise in taking promising prototypes and doing the engineering to get them live, grounded and reliable. Tell us where yours got stuck.

Get your pilot to production
What it can actually make

The things generative AI is genuinely good at.

Generative AI” is a broad term. Here’s what it actually generates — and where we’ve seen each one earn its place rather than just impress in a demo.

Text & content icon

Text & content

Drafting, summarising, rewriting, translating. Copilots that speed up writing-heavy work — support replies, reports, marketing drafts — with a human still in the loop.

Code icon

Code

Code generation, review and documentation that genuinely speeds up developers. Used well it’s a force multiplier; used carelessly it’s a bug factory, so we set it up properly.

Images & design icon

Images & design

Image generation and editing for product visuals, marketing and prototyping — with the licensing and brand-safety questions thought through, not ignored.

Answers over your data icon

Answers over your data

RAG systems that answer questions from your documents, with citations. The single most reliable, highest-ROI gen AI use case we build.

Audio & voice icon

Audio & voice

Transcription, voice synthesis and audio summarisation — turning calls, meetings and recordings into searchable, usable text and insight.

Agents & automation

Agents & automation

AI agents that reason across steps, call your tools and complete multi-stage tasks — with the guardrails to do it safely. Generative AI that acts, not just answers.

RAG, fine-tuning or just prompting?

This is the question that quietly decides whether a generative AI project succeeds or burns budget. They solve different problems and cost very different amounts — and picking wrong is expensive. Here’s the plain-English version most vendors won’t give you up front.

Prompt engineering

Cheapest and fastest. Often gets you 80% of the way for general tasks. We always test this first — no point building more than you need.

RAG (retrieval-augmented generation)

Best when answers must reflect your current, proprietary data — policies, docs, products. Grounds the model in real sources, cuts hallucination, and updates by re-indexing instead of retraining. Our default for knowledge work.

Fine-tuning

For when you need a consistent style or specialised reasoning baked into the model itself. More powerful, more expensive, slower to update. The right call for narrow, well-defined tasks.

Usually: a hybrid

Most strong systems combine them — RAG for fresh knowledge, a light fine-tune for tone, good prompting throughout. We design the mix around your actual need and budget.

Generative AI use cases that actually return their cost.

Skip the abstract promises — here’s where we see gen AI genuinely earn its keep, by function.

Customer support icon

Customer support

RAG assistants that answer from your docs, draft agent replies, and summarise long tickets. The highest-ROI starting point for most businesses.

Sales & marketing icon

Sales & marketing

Content generation, personalisation at scale, and copilots that draft proposals and emails. Faster output, with a human keeping quality honest.

Document & knowledge work icon

Document & knowledge work

Summarising contracts, extracting data from documents, and answering questions over big internal knowledge bases. The paperwork that eats your week.

Software development icon

Software development

Code generation, review, test-writing and documentation that genuinely speed up your engineers — set up with the guardrails to avoid the bug-factory trap.

analysis icon

R&D & analysis

Research synthesis, data analysis and report generation — turning scattered information into something a human can act on quickly.

Internal operations icon

Internal operations

Process automation, internal copilots and agents that handle repetitive multi-step work — quietly giving your team their time back.

Tech stack

The generative AI stack we build on.

Model-agnostic by choice — the right model for your accuracy, cost and privacy needs, including open and private models when your data can’t go to a public API.

Foundation Models

  • OpenAI / GPT
  • Anthropic Claude
  • Gemini
  • Llama / Mistral
  • Hugging Face

RAG & Orchestration

  • LangChain / LlamaIndex
  • RAG Pipelines
  • Pinecone / Weaviate / pgvector
  • Agent Frameworks

Training & Data

  • PyTorch
  • LoRA / Fine-tuning
  • Snowflake / Databricks
  • MLflow / LLMOps

Cloud (EU Regions)

  • AWS Bedrock
  • Azure OpenAI
  • Vertex AI
  • Private / On-Prem

From idea to a generative AI system that runs in production.

Our process is designed to prove value fast, kill bad ideas cheaply, and get the good ones to something live and reliable.

1

Discovery & use-case fit

We find the high-value use cases and sanity-check your data and budget. Honest go/no-go before anyone builds anything.

2

Proof of concept

A focused PoC to prove value and surface the risks fast and cheap — and to pick the right approach: prompt, RAG, fine-tune or hybrid.

3

Build, ground & evaluate

We engineer the real system, ground it in your data, add guardrails, and evaluate output quality properly — not just “does it reply.”

4

Deploy, monitor, control cost

LLMOps to run it in production, with monitoring for quality and drift, and cost controls so the token bill doesn’t surprise you.

Case studies

Gen AI work that made it to production.

Three recent projects with a clear before and after — and all three are actually live.

contract assistant documents
Legal · Germany

A contract assistant over 10 years of documents

A German legal team losing hours hunting through old contracts. We built a RAG assistant over their document archive — answers with citations, fully on-premise so nothing left their network.

Hours of search saved weekly
A brand-voice content copilot
Marketing · Netherlands

A brand-voice content copilot

A Dutch marketing team wanted drafts in their exact tone. We combined RAG with a light fine-tune on their past content — a copilot that drafts on-brand, with humans editing, not starting from blank.

3x faster first drafts
Marketing Cloud rescue
Operations · France

An agent that handles routine back-office work

A French firm’s team buried in repetitive multi-step admin. We built an AI agent that pulls data, drafts documents and updates systems — with guardrails and human approval on anything that matters.

Routine work automated
What clients say

Reviews we didn’t get to edit.

From Clutch and G2, where clients write their own words and we don’t get a vote.

?????

They told us we didn’t need to fine-tune a model — RAG would do the job for a fraction of the cost. They were right. The contract assistant runs entirely on our own servers, answers with citations, and our lawyers actually trust it. Refreshingly honest people to work with.

DR
Dr. Katrin S.
Partner, Legal · Germany
?????

Two previous attempts at a content AI gave us generic, off-brand rubbish. Their mix of RAG and a small fine-tune actually captured our voice. Our writers now edit drafts instead of staring at a blank page. The cost controls they built in meant no nasty surprise on the bill, either.

BV
Bram V.
Marketing Director · Netherlands
?????

We’d had a gen AI pilot sitting in limbo for months. They took it, did the unglamorous engineering — evaluation, guardrails, monitoring — and got it live in weeks. They clearly care more about shipping than about the demo, which is exactly what we needed.

HL
Hugo L.
Head of Innovation, Operations · France

Let’s build generative AI that actually ships.

Tell us what you’re trying to do — a fresh idea, a stalled pilot, or a hunch that gen AI could help somewhere. You’ll get a straight assessment within one business day, an honest read on the right approach, and a fixed-price option wherever the scope allows.

Book a free gen AI consultation ?

The questions we get asked before signing.

It depends heavily on the approach. A prompt-engineered solution on an existing model is relatively cheap; a RAG system with data engineering and integration is a more serious build; fine-tuning or a custom model is the most involved. We almost always start with a small, fixed-price PoC so you can prove value before committing to a bigger spend. There are also ongoing model and infrastructure costs — the per-token API or hosting bill — which we lay out honestly up front, because they can add up if nobody’s watching.
Honestly, often a mix — but the starting point matters. Prompt engineering is cheapest and we always test it first. RAG is best when answers must reflect your current, proprietary data (policies, docs, products) — it grounds the model in real sources and updates by re-indexing, not retraining. Fine-tuning is for when you need consistent style or specialised reasoning baked in, and it’s more expensive and slower to update. We pick based on your actual need, not on what sounds most impressive — and we’ll tell you if you’re about to over-engineer it.
Mostly through RAG grounding — making the model answer from your verified data rather than its training memory, with citations where it helps. We add guardrails that constrain what it can say and evaluation to measure how often it’s actually right. Hallucination can’t be reduced to zero, but with the right architecture it can be cut dramatically — in practice, grounding responses in vetted content makes a very large difference. We treat accuracy as something to measure and improve, not assume.
No — and for sensitive data, often you shouldn’t. We’re model-agnostic and can build on open models (Llama, Mistral) running in your own cloud or on-premise, so your data never leaves your environment. Where a commercial API is the better fit, we use the enterprise tiers with no-training-on-your-data terms and EU-region hosting. The right choice depends on how sensitive your data is, and we’ll walk you through the trade-offs honestly.
As a core part of the work. We assess where your generative AI use case sits under the EU AI Act — including transparency obligations like telling users they’re interacting with AI — and build to those requirements. GDPR-compliant data handling runs throughout, with EU-region or on-premise hosting where the data demands it. For a European business this isn’t a nice-to-have; getting it wrong is genuinely expensive, so we design for it from day one rather than retrofitting later.
Because the demo is the easy part and everyone stops there. A prototype that dazzles in a meeting is a long way from a system that’s accurate, integrated, compliant, cost-controlled and reliable under real load. That gap — grounding, evaluation, guardrails, LLMOps, integration — is unglamorous engineering, and it’s exactly what we specialise in. We’re built to ship working systems, not to impress and disappear.