Founder of a listed tool

Jonas Andrulis

Founder, Aleph Alpha, named behind the Kolibri-1 listing on Anchor Terminal.

Founder, Aleph Alpha

Jonas Andrulis founded Aleph Alpha in 2019 with Samuel Weinbach and led it as chief executive, including through its Series B round in 2023. From July 2025 he was the company's founder and co-CEO alongside Reto Spörri.

What Jonas builds

  • Kolibri-1 C · Open-weight models

    Kolibri-1 is Aleph Alpha's open-weight mixture-of-experts reasoning model for German and English, 78B parameters with 3.46B active per token, published on Hugging Face in FP8 and BF16 under Apache 2.0 and served with vLLM.

    Founder, Aleph Alpha, researched 27 October 2026 · the people behind it

Works with

Backed by

Questions

Who is Jonas Andrulis?

Jonas Andrulis founded Aleph Alpha in 2019 with Samuel Weinbach and led it as chief executive, including through its Series B round in 2023. From July 2025 he was the company's founder and co-CEO alongside Reto Spörri.

What does Aleph Alpha make?

Anchor Terminal lists Kolibri-1 from Aleph Alpha. Kolibri-1 is Aleph Alpha's open-weight mixture-of-experts reasoning model for German and English, 78B parameters with 3.46B active per token, published on Hugging Face in FP8 and BF16 under Apache 2.0 and served with vLLM.

Who has invested in Aleph Alpha?

The sources our research read name Innovation Park Artificial Intelligence (Ipai), Bosch Ventures, Schwarz Group, Christ&Company Consulting, Hewlett Packard Enterprise, SAP and Burda Principal Investments.

How are Jonas's tools graded?

Kolibri-1 is graded C, 61 out of 100, on Anchor Terminal's benchmark, which scores every listing against the same checklist.

Sources (9)

These are the people building the tools we list, named for their public role in the company or project behind a listing, from public pages, with the date it was researched. They don't work for Anchor Terminal (our own team is on the about page). We show public roles, public profiles and what the listing pages show, nothing private. To correct something, send an about or a photo, or have a page removed, write to privacy@anchorterminal.com.

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