Aleph Alpha launches Kolibri, bilingual AI model with open weights

Aleph Alpha released Kolibri, a bilingual English-German AI model designed for government and regulated industries. Kolibri supports million-token-long contexts and is downloadable with full weights under an open-source license. It uses a unique mixture-of-experts architecture, can be run entirely on-premises, and aims for strong reasoning and compliance with European standards. Benchmarks and vendor tests claim it matches or outperforms larger models on specific tasks.

• Handles up to 1 million tokens per input
• 78.1 billion parameters, 3.46 billion active per token
• Trained with European compliance and sovereignty in mind
• German specialization and preservation of German linguistic features
• Entire model available under Apache 2.0 license