European & open-source AI chat / LLM
24 European and open-source ai chat / llm tools — alternatives to the usual US software, built and hosted in Europe.
Updated 14 Sep 2026 · refreshed weekly
ALIA
Spanish public AI infrastructure of open language models — the Salamandra family and ALIA-40B — trained from scratch on 35…

Apertus
Fully open Swiss large language model at 8B and 70B parameters, with training data, code, weights and alignment principles all…

AX Semantics
This intelligent content software automates text generation, helping businesses create various types of content efficiently.

BgGPT
First open large language model for Bulgarian, freely usable by public and private organisations, with a public chat interface…

Bielik AI
Develops transparent, high-performance language models optimized for businesses, public organizations, and individual innovators…

BottleCap AI
Prague-based AI lab building token-efficient language models beyond the standard transformer, founded by word2vec author Tomas…
BritLLM
Open UK language models covering English plus Welsh, Irish and Scottish Gaelic, trained on British compute and released under the…

Danish Foundation Models
Danish open language AI programme releasing the Munin model family plus the Dynaword open dataset framework, free for authorities…
DentroChat
DentroChat is an AI chatbot designed for organizations that require EU data residency and GDPR compliance, processing and storing…
Domyn
This platform provides custom AI solutions for businesses, enabling them to build, orchestrate, and manage AI within their…

EuroLLM
An open-source large language model (LLM) designed to support 24 official European languages and other strategically important…

GaMS
Generative model for Slovene in 1B to 27B sizes, openly downloadable for local installation, with a public chatbot at povejmo.si.

Mistral models
An official inference library and set of tools for working with Mistral AI's open-weight large language models (LLMs), including…

Langdock
Berlin enterprise AI platform offering GDPR-compliant access to GPT-4, Claude, Mistral and Llama on EU-only infrastructure, ISO…

Leya
This AI-powered workspace assists legal professionals and law firms, offering collaborative tools to change how they work. It has…

LightOn
It provides document intelligence solutions, including OCR, structured JSON extraction, and grounded retrieval with citations…

Meltemi
First open large language model for Greek, a 7B bilingual Greek-English model released under Apache 2.0 with an instruction-tuned…

Minerva
First family of large language models pretrained from scratch for Italian, from 350M to 7B parameters, with models and training…

Mistral AI
It provides open-weight large language models (LLMs) and an AI platform for enterprises, offering customization, fine-tuning, and…

NorMistral
Open Norwegian language models up to 11B parameters released under Apache 2.0 with commercial use allowed, matching or beating…

OpenEuroLLM
European foundation-model programme releasing open models together with their training data, code and evaluations, built for EU…

Parloa
Berlin AI agent management platform for enterprise contact centres, building autonomous voice and chat agents across 35+…

PLLuM
Polish large language model family for the public and private sector, released in 8B, 12B and 70B sizes in base, instruct and…

Teuken
Open-source 7B language model trained from scratch on all 24 official EU languages, released by the German OpenGPT-X research…