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The ESTAYA AI Platform

The foundation for your system.

ERP modules, document handling, fleet, archive, voice systems and shops run on it, with the AI layer on top. From these parts we build the system you are missing, then we keep it running.

Your project does not start from scratch. The platform is in daily use at more than 50 companies, from the business core to document processing, together 120,000 transactions every working day. That is why we deliver around 60 projects a year, and why your system goes live sooner.

The foundation

What is already running when your project starts

Six building blocks are already in production before we write the first line of code for you.

Business core Accounting, CRM, inventory, projects and invoicing on an Odoo core. The processes every company runs on are set up and proven.
Sign-in and permissions One sign-in for every system, with roles and tenants managed through Keycloak. Your staff remember a single password, and you control in one place who sees what.
Interfaces and devices APIs to third-party systems, plus telematics units, sensors and SIM cards. The hardware comes from us, and your vehicles and machines report straight into the system.
Web and apps Web interfaces, iOS and Android apps from one codebase, plus customer portals and ready-made UI components. Your users work with real screens early on instead of mockups.
AI layer Our own models on our own GPU servers in Germany, ready to switch on for any application. How the layer is built is covered further down this page.
Operations Our own servers in Germany, monitoring, operations under an agreed SLA. Problems show up on our screens before they reach yours.

Ownership and data

Who owns what

You pay a project price and a license fee. In return you hold a permanent right to use your solution, and we run it under an SLA we agree together. The rights to the platform and its extensions stay with us.

We hear the objection a lot, a platform ties you to whoever runs it. The answer is in the contract. Your data is yours, you can export all of it whenever you want, and if you ever leave, every record goes with you. What keeps you with us should be how well the system runs.

  • Project price plus license, a permanent right to use your solution
  • Your data is yours, full export at any time
  • Operations under an SLA agreed with you
  • If you leave, you take all of your data with you
AUDIT GDPR · AI Act digital sovereignty, measurable rather than promised
EU AI Act

The AI layer

Our own models, answers you can check

Every answer names its source, and when the system cannot back one up, it declines. Your data stays on our servers in Germany the whole time.

Layers
Your applications
ERP, documents, fleet, archive, voice, shops
Model gateway · LiteLLM
One entry point for all models and applications
OpenAI-compatible
RAG with citations
Answers cite the exact sentence in your documents
AI agents
Carry out tasks directly in your systems
Verifier
Better no answer than an invented one
Guardrails
PII protection, prompt injection defense
Governance
Roles, budgets and allowlists per application
Audit log
Every request logged and traceable
Open models
The right model for each task, served with vLLM
GPU servers in Germany
Our own hardware, run by our own team
DE · EU

Every part of this layer is in production today, including document processing that handles more than 30 million documents a year.

Fine-tuning
Models trained on your data
Speech recognition
Calls and dictation become text
Vector search
Finds content by meaning
Knowledge graph
Links people, projects and records
Quality testing
Every model change gets measured
SDK
Connect your own applications

Why a platform

Model independence instead of vendor lock-in

Your applications speak a single, OpenAI-compatible format. Which model answers behind it, Llama, Mistral, Qwen, Teuken or your own fine-tune, is decided by the platform according to your rules. Changing models is as simple as changing electricity providers, with nothing to rebuild.

  • One API (LiteLLM) for open and custom models
  • Cost and quota control per team
  • Deploy as SaaS, VPC or air-gapped on-premise
  • Inference with vLLM on our own GPU servers in Germany
Understand sovereign AI
AI Platform

Our own algorithms

More than a RAG toolkit

Beneath the platform sit methods generic toolkits don't ship: hybrid search with Reciprocal Rank Fusion, cross-encoder reranking, NLI sentence grounding with abstention (zero hallucination), an NLI-verified knowledge graph with path-finding and communities, plus context-adaptive weighting by question intent.

Quality is measurable: an eval harness with RAGAS-style metrics (faithfulness, answer relevancy, context precision), a gold set and a regression gate. Confidence is reported honestly (high/medium/low) instead of pseudo-percentages.

  • Reciprocal Rank Fusion + cross-encoder reranking
  • NLI grounding & abstention (zero hallucination)
  • Knowledge graph: paths, communities, brokerage
  • Measurable quality via eval harness (RAGAS)
Query "Who led the project in 2024?" Keyword search BM25: terms, names, file numbers Vector search self-hosted embeddings: meaning Reciprocal Rank Fusion both lists merged → top 50 candidates Cross-encoder reranking 50 → 5, only the best passages reach the model 50 → 5 NLI grounding gate every sentence tested against the sources Cited answer every statement with a source citation "not found" no evidence → no guess
Query
"Who led the project in 2024?"
Keyword search
BM25: terms & names
Vector search
embeddings: meaning
Reciprocal Rank Fusion
both lists merged → top 50
Cross-encoder reranking
50 → 5 best passages
NLI grounding gate
every sentence tested against sources
Cited answer ✓
with source citation
"not found"
no evidence → no guess
ONBOARDING

Four steps

How your system takes shape on the platform

01 Assessment Use cases & data sources. Security & compliance scope
02 Setup Set up gateway, RAG & models. Roles, budgets, guardrails
03 Pilot First use case in production. Evaluation & fine-tuning
04 Scale More teams & use cases. Operations, monitoring, SLA

Frequently asked

Questions about the platform

What is a multi-model gateway?

A unified API in front of many models. Your applications speak one format (OpenAI-compatible); the gateway routes, balances load, fails over and tracks cost. Swapping models needs no code change.

Does the platform run fully on-premise?

Yes. Gateway, RAG and inference (vLLM) run entirely in your data centre or air-gapped, with no data egress.

What governance does the platform provide?

Audit logs, budget and quota limits per team and key, model allowlists, roles and guardrails (PII, topic filters), documentable for the EU AI Act and internal audit.

Does the platform also run software without AI?

Yes. Most of the platform is ordinary business software. ERP, fleet or shop modules run without the AI layer. It gets switched on when a concrete use case calls for it, and until then it costs you neither money nor attention.

Who owns the solution and the data?

You hold a permanent right to use your solution, while the rights to the platform and its extensions stay with us. Your data belongs to you and can be exported in full at any time, including the day you decide to go a different way.

Why is a project on the platform faster?

Because the building blocks already run in production at more than 50 companies. We only build what you are missing, everything else is configured and adapted. That shortens the path to your first productive day.

One platform instead of scattered tools

Separate AI components carry a hidden cost: a vector store in one place, an API adapter in another, a script for evaluation somewhere else. The ESTAYA AI Platform brings these layers into one documentable system. At its centre sits a gateway built on LiteLLM. It standardises access to open-weight models such as Llama, Mistral, Qwen and Teuken, which we run ourselves with vLLM. You stay free of vendor lock-in and can swap models without rewriting your applications.

Answer quality comes from several methods rather than a single retrieval step. Citation-grounded RAG ties every statement to its source. PageIndex places long documents in structure, a knowledge graph connects entities, and an NLI check discards claims the context does not support. Our own algorithms sharpen selection: Reciprocal Rank Fusion merges multiple result lists, cross-encoder reranking orders by relevance, and context-adaptive weighting adjusts to the query at hand.

AI agents follow a Plan-Execute-Reflect pattern and connect to your systems through the Model Context Protocol. Governance and observability record every call, model and source so each result can be traced. With the eval_harness and RAGAS we put a number on retrieval quality and faithfulness.

  • Model independence through a single gateway
  • Verifiable answers via grounding and NLI checks
  • Proprietary ranking algorithms beyond plain vector search
  • Deployment on-premises, in your VPC, or as SaaS on our own servers in Germany
  • In production in the ESTAYA AI Platform and a large-scale AI archive with millions of documents

GDPR, the EU AI Act, BSI IT-Grundschutz and ISO 27001/42001 form the framework we implement for you. Beyonetix itself is not certified. What we provide are traceable logs your own audit can use to evidence these requirements.

See the ESTAYA AI Platform on your own data

We set up a pilot in your environment, built around your use case.