Best European alternatives to Claude in 2026

Mistral

Developer Tools

EU Based

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.

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

EU Mentions

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.