European frontier AI lab behind the FLUX image generation models
AI📍 Freiburg, GermanyFounded 2024
Current Valuation
$3.3B
as of 2025-Q4
UNICORN
Black Forest Labs is the German AI research lab founded in 2024 by Robin Rombach and the original Stable Diffusion authors. Its FLUX image-generation models have rapidly become the open-weights standard, embedded across Grok, X, and hundreds of consumer apps. The company raised $300M in a Series B at a $3.25 billion post-money valuation in December 2025, led by Salesforce Ventures, and has emerged as one of Europe's most credible AI sovereignty plays alongside Mistral.
Company Profile
CEO
Robin Rombach
Founded
2024
HQ
Freiburg, Germany
Employees
~50
Total Raised
$750M
Est. Revenue
$96.3M (2025)
Growth
Hypergrowth — sub-2-year-old lab
Last Round
Series B — $300M (Dec 2025) · Lead: Salesforce Ventures
IPO Status
private
Fundraising Status
Series B · $300M · 8 mo ago
privateTotal raised $750M
Secondary Market
Implied price / share
$45.38
Open interest
2
Secondary price return by period
Implied per-share price from private secondary transactions, as of Jun 2026. This is a point estimate, not a quote — the feed carries no bid, ask or spread, and a secondary print is evidence of what someone paid on that date rather than a live market. Compare across every tracked name →
Private-company numbers are not real-time. Reflects publicly disclosed valuations from press releases, news reports, and tender offers as of 2025-Q4. Refreshed quarterly.