AI company
Aleph Alpha
Aleph Alpha is a German AI company based in Heidelberg that builds language models and AI systems for regulated sectors such as public administration, industry and aerospace. On 3 October 2026 its research unit released Kolibri-1, a 78B-parameter German and English mixture-of-experts model, with open weights under Apache 2.0.
Last reviewed 28 Oct 2026
Facts at a glance
| Type | AI model developer for enterprise and public sector |
|---|---|
| Headquarters | Heidelberg, Germany |
| Founded | 2019 |
| Latest open-weight model | Kolibri-1, 78B total and 3.46B active parameters, released 3 October 2026 source |
| Training infrastructure | Infrastructure in Germany and Finland source |
| EU commitments | Signatory of the EU General-Purpose AI Code of Practice source |
Questions people ask
- What is Kolibri-1?
- Aleph Alpha's German and English mixture-of-experts reasoning model, with 78B total and 3.46B active parameters, released with Apache 2.0 weights on 3 October 2026.
- Who is Aleph Alpha's model built for?
- Aleph Alpha says Kolibri targets regulated areas including public administration, industrials and aerospace, and was designed with the EU AI Act, the General-Purpose AI Code of Practice and GDPR in mind.