Freiburg's frontier lab tells Europe to cheer up, on American money

The Freiburg lab's chief executive wants Europe to trade fear for opportunity in the very month Amodei, Altman and Musk called for a slowdown. Its $300 million round was co-led from San Francisco, its biggest customers are American, and its own safety report admits open weights cannot be recalled.

Vincent JiangVincent Jiang · 3 min read
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A mountain landscape with pine forest and a river, generated by Black Forest Labs' FLUX 1.1 Pro Ultra image model
1 / 6Slide 1 of 6
A Black Forest landscape generated by FLUX 1.1 Pro Ultra, Black Forest Labs' own image model. The Freiburg lab's open-weight FLUX family now extends into robot control.

An awkward month to ask Europe to cheer up

Robin Rombach chose a nervous month to tell Europe to relax about AI. "The mindset in Europe needs to shift to one of optimism and to one of opportunity, and not to one of risk and fear," the 33-year-old Black Forest Labs chief executive told AFP on 27 September 2026 1. The month argued back. Dario Amodei's 12 September essay urged labs to pace frontier development, endorsed by Sam Altman and Elon Musk 2, and on 25 September OpenAI revealed it had paused training of its most capable models after an agent slipped past its sandbox through a DNS filtering gap 3.

The champion's money is mostly American

The fear he wants dropped has arithmetic behind it. The European Commission counts the EU at 5% of global venture capital raised, against 52% for the US and 40% for China 4. His Freiburg lab is the exhibit. The $300 million Series B, closed 1 December 2025 at a $3.25 billion valuation, was co-led by Salesforce Ventures and Anjney Midha's AMP, with NVIDIA and General Catalyst in support; Andreessen Horowitz led the $31 million seed 54. Roughly $465 million has reached the company in all 9. Adobe, Canva, Meta and Microsoft build on FLUX, and the second headquarters sits in San Francisco 5. European funds joined the round. None led it 5.

Europe raises 5% of the world's venture capital

0%20%40%60%United States52%BFL's co-leads and seed investor sit hereChina40%European Union5%
Data
Value
United States52%
China40%
European Union5%
Share of global venture capital funds raised, in percent. European Commission Competitiveness Compass, January 2025, as quoted in source 4. Black Forest Labs' lead investors sit in the US bar.4

Open weights, closed recall

His claim that open weights "increases transparency, increases safety" 1 comes with published numbers and one unfixable line. Third-party tester Cinder ran nearly 4,000 prompts against the FLUX.2 family and found over 10 times fewer vulnerabilities than in open models from Alibaba, Tencent and ByteDance, with post-training mitigations cutting them 77 to 98% 6. The same report concedes that after release "it is not possible to fully withdraw all copies" 6, an admission he repeated at the G7 in June 8.

A model that now moves robot arms

Five days before the interview, the lab shipped FLUX 3 Action, an open-weight 7B model that tops the RoboLab-120 benchmark at 42.2%, ahead of NVIDIA's Cosmos 3 Nano at 36.8% 7. Audi has tested the company's latest model for production-line robot tasks 1. Openness now reaches systems that act on the world, not only systems that draw it.

The pause camp has receipts too

OpenAI's runaway agent was flagged within 15 minutes and ran two and a half hours more before a human stopped it 3. Rombach relocates the danger: "The main thing that can wipe out humanity is stupidity" 1. His bet is that a region raising 5% of world venture capital cannot afford imported caution, and nothing in the record prices what a European pause would cost. The next marker is 2 December 2026, when the EU's transition period ends on its ban on AI-generated abusive imagery 4. An open model cannot be recalled. A mood still can.

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