Aleph Alpha
Heidelberg AI lab building sovereign German and English models.
Aleph Alpha is a German AI company based in Heidelberg that builds language models and the software to run them for public administration and regulated industries. Its Kolibri models are open weights under Apache 2.0, trained with German as a first-class language alongside English. Aleph Alpha is a signatory of the EU GPAI Code of Practice.
aleph-alpha.comCall Aleph Alpha models through Opper with one API key. Sign up without a credit card.
Models from Aleph Alpha
| Model | Context | Provider | Region | Zero data retention | Training | Input | Output | Cache read | ||
|---|---|---|---|---|---|---|---|---|---|---|
| 1M | Multi | No | $0.13 | $0.51 | $0.08 | |||||
| 1M | EU | No | $0.16 | $0.56 | $0.09 | |||||
| 262K | EU | —Not established | — | $0.17 | $0.69 | Input price | Not offered on this route | Not offered on this route |
Release timeline
Every dated Aleph Alpha release, newest first — 1 of 1 run on the Opper gateway today. Releases without a published date aren't listed. See the AI model release tracker.