Best European alternatives to ChatGPT in 2026

Verified

Haloon is a unified AI workspace giving access to multiple models like ChatGPT, Claude, Gemini, and Mistral in one interface. You have one centralize history, memory and document drive. It supports: one-click reprompt, chat with document, image, video and song generation and many more feature. All at a lower cost than separate subscriptions.

FR Owner verified

Chatpdf

ChatPDF lets users upload PDF documents and interact with them via AI-powered chat, getting instant answers, summaries, and multilingual responses. Suitable for research, academic, and professional use cases with secure cloud storage and automatic data deletion.

Deepl Agent

Project Management

DeepL Agent is a business-focused AI agent that autonomously executes complex workflows via natural language instructions. It navigates web systems, analyzes data, and handles tasks across sales, marketing, localization, and operations end-to-end.

Mammouth Ai

Analytics & BI

Mammouth AI is a subscription service giving access to top generative AI models including Claude, GPT, DeepSeek, Gemini, and more for a flat monthly fee. It acts as a unified interface so users can switch between the best-performing LLMs without separate subscriptions.

Mistral

Mistral Vibe is a conversational AI platform offering access to advanced language models with adjustable moderation, privacy-focused controls, and multi-platform support. It features agentic AI capabilities, coding tools, and workflow automation suited for both personal and enterprise use.

FR VAT

Apertus

Apertus is a fully open-source multilingual large language model trained on 15 trillion tokens across 1,000+ languages, including underrepresented ones like Romansh and Swiss German. It can be self-hosted or accessed online, with 8B and 70B parameter variants available on Hugging Face.

Euria

GDPR & Compliance

Euria is a privacy-first AI assistant by Infomaniak, hosted in Switzerland, offering chat, writing assistance, text summarization, voice transcription, email drafting, and document search. It uses open-source AI models and complies with GDPR and Swiss FADP data protection standards.

Proton

Cybersecurity

Lumo is a privacy-first AI assistant by Proton featuring zero-access encryption, no data logging or profiling, and open-source client code. It supports encrypted conversations with user-controlled data under GDPR compliance, available on web and mobile platforms.

Raycast Ai Lite

Raycast AI Lite is a lightweight AI-powered productivity tool that integrates with your desktop workflow, enabling quick commands, text generation, and smart search through a keyboard-driven interface.

Stable Assistant

Analytics & BI

Stable Assistant is an AI chatbot by Stability AI combining text and image generation. It supports music creation, video generation, and writing assistance, powered by Stable Diffusion 3 Ultra and Stable LM 2 12B.

Stablelm