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AI agents and models

Real work, within limits you set.

We build on every frontier model, on open-source models run wherever you choose, or on a custom LLM we create for you. We help you pick the one that fits your data and your budget. We train our own models on our own GPUs, so our advice comes from doing it.

// what we build

One assistant, or many agents.

01

Any frontier model

Claude, GPT, Gemini and the rest. We choose per task for quality, speed and cost, not out of habit.

02

Open-source models

Llama, Mistral, Qwen, DeepSeek and others, run on your cloud or your own hardware, so your data never leaves.

03

Agentic systems

Agents that plan and call your tools and APIs, then hand off to a person when a person should decide.

04

Retrieval (RAG)

Answers grounded in your documents and databases. Sources are shown, and evaluations catch the answers that are not grounded.

05

Fine-tuning

A smaller model taught your task, for when a prompt alone is too slow, too costly or not reliable enough.

06

Custom LLMs

A language model created for your domain, from the training data to the weights you own and deploy.

07

Inference

Serving that fits your budget: the right model for each step, caching, batching and a hard spend cap.

08

Evaluation

Test sets and graders, so every change to a prompt or a model is measured before it ships.

// how we build it

Limits in the tools themselves.

  • We build with agents too. AI agents, directed and reviewed by our engineers, lay the foundations of every project, which keeps our senior engineers on the critical work.
  • An agent can only do what its tools allow. We write your limits into the tools, so a clever prompt cannot talk its way past them.
  • Every agent gets an evaluation set before it gets users. Every change is measured against it.
  • Personal data stays out of logs. Conversations are kept only when there is a reason to keep them.
  • Costs are counted per call, with a daily cap, so a busy day never turns into a surprise invoice.

// stack

What we usually build with.

models
Every frontier model, open-source models on your hardware, or a custom LLM trained for you
training
PyTorch, XGBoost, CUDA, Hugging Face transformers
retrieval
PostgreSQL with vector search, or a dedicated index where scale needs one
agents
Tool use with typed inputs, streaming, prompt caching and spend caps
hardware
Cloud GPUs, or Lenovo ThinkSystem GPU servers we specify and set up

// a typical first project

An agent pilot on your own data.

One agent, three or four of your tools, retrieval over your documents, and an evaluation set. Open it in the estimator to see what it would cost.

// proof

ATON AI and our checks

A trading model we train on our own GPUs, a news labeller that runs locally, and the automated checks that review our code every four hours.

// questions

Questions about AI projects.

Will our data be used to train someone else's model?

Not by us. We choose providers and settings that do not train on your data, or we run open-weight models on hardware you control.

Do we need our own GPUs?

Usually not to start. Hosted models and rented GPUs cover most pilots. If you train often or must keep data on site, we can specify and set up a GPU server for you.

How do you know the agent is right?

We build an evaluation set from real examples first, then measure every version against it. You finish a pilot with numbers, not a feeling.

What does it cost to run?

It depends on the model and your traffic. We estimate it with you, cap it, and use cheaper models for the steps that do not need the best one.

// industries

How it fits your industry.

See what this looks like in your industry: the questions buyers ask, and example projects with a price range.

// where we work

Find your market.

See this work from your city: what changes there, the questions buyers ask, and prices in your currency.

// start

Not sure which you need?

Tell us the problem, not the solution. We will tell you what we would build, and what we would not.

AI agent and model development | Atheron Network Labs