Startup
Black Forest Labs
Startup · Freiburg, Germany
Black Forest Labs is a German AI research lab focused on generative visual intelligence, describing itself as a frontier lab for models that understand, reason, and act in the world. It is best known for the FLUX family of image generation models, offered via a playground, an API, and open-weights releases on platforms like Hugging Face and GitHub. The FLUX models have been widely adopted across open-source and enterprise platforms. In December 2025 the company raised a $300M Series B at a $3.25B post-money valuation, co-led by Salesforce Ventures and AMP, with participation from a16z, NVIDIA and others.
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