Startup profile for Black Forest Labs: latest funding, latest known valuation, total disclosed funding, investors, status, sources, and why the company is interesting. Part of the Venture Capital Tracker startup directory.
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Black Forest Labs funding, valuation and investors

Frontier open and commercial image-generation models (FLUX family).

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Funding, valuation & investors

Answer-first snapshot

Latest funding

Seed

$31M · August 2024

Latest known valuation

Not publicly disclosed

Total disclosed equity funding

$31M

Excludes debt, grants, acquisitions, secondaries, and IPO proceeds.

Current status

private

growth · Freiburg, Germany

Investors in latest funding

Lead: Andreessen Horowitz

Other: General Catalyst

Sources: latest funding Last verified: 2026-07-25

Overview

Black Forest Labs develops state-of-the-art text-to-image and multimodal models, including the open-weight FLUX family used by creators, agencies, and API customers worldwide. Founded in Germany by researchers with roots in Stable Diffusion development, the company raised a $31M seed in August 2024 led by Andreessen Horowitz, with General Catalyst and Creandum participating in later rounds. BFL competes directly with Midjourney, OpenAI DALL-E, and Stability AI in generative media infrastructure.

Why Black Forest Labs is interesting

Black Forest Labs proves European teams can ship frontier generative-media models adopted at scale — a16z-led $31M seed with General Catalyst and Creandum in follow-on rounds.

Product & use cases

Black Forest Labs ships FLUX text-to-image models in open-weight and commercial API tiers — high-fidelity image generation for developers, creative agencies, and enterprise content workflows.

  • API-based image generation for creative and marketing tools
  • Open-weight model deployment for self-hosted inference
  • High-fidelity text-to-image for design and media production

Key facts

  • Seed (Aug 2024): $31M led by a16z with General Catalyst follow-on (BFL blog)
  • Series A/B (Dec 2025): Creandum and General Catalyst among participants in later rounds (Sacra, BFL disclosures)

Funding history (newest first)

Seed

2024-08 $31M

Source: https://blackforestlabs.ai/announcing-black-forest-labs

Investors in our directory

Funds linked from Black Forest Labs's profile — open a fund page for stage focus and related deal articles.

Andreessen Horowitz General Catalyst Creandum

Competitive landscape

Edge: Research pedigree from Stable Diffusion lineage plus competitive open-weight releases that developers adopt without vendor lock-in — strong community traction for FLUX checkpoints.

Generative image is commoditizing fast — BFL's bet is frontier model quality plus developer distribution, not consumer app UX. European base may help with EU AI Act positioning versus U.S. hyperscaler bundling.

  • Midjourney direct

    Closed Discord-based image generation with strong aesthetic defaults; BFL targets developer/API distribution.

  • Stability AI direct

    Stable Diffusion origin overlap; BFL founders' prior work creates direct model-quality competition.

  • OpenAI (DALL-E) incumbent

    Integrated into ChatGPT ecosystem; BFL competes on open weights and API pricing for builders.

Notable stories

  • Black Forest Labs founders previously contributed to Stable Diffusion — giving the startup instant credibility in open generative media.
  • The FLUX model family became one of the most-downloaded open image checkpoints within months of release.
  • German base positions BFL as a European frontier lab alternative to U.S.-centric model providers.

Industries

AI & Machine Learning Media & Entertainment

FAQs about Black Forest Labs

Practical answers founders, operators, and investors typically search for.

Black Forest Labs builds state-of-the-art text-to-image and multimodal models. Its FLUX models compete directly with Midjourney and Stable Diffusion in generative media.
Andreessen Horowitz (/fund/andreessen-horowitz) led the $31M seed in August 2024. General Catalyst (/fund/general-catalyst) and Creandum (/fund/creandum) participated in later rounds.
FLUX is Black Forest Labs' family of text-to-image models available in open-weight and commercial API versions for developers and creators.
Growth stage after seed (2024) and follow-on Series A/B financing in late 2025. The company is based in Germany and remains private.
Midjourney is a consumer Discord app with closed models; BFL targets developers via open weights and API access with research-grade image quality.
Both ship open image models; BFL founders' Stable Diffusion lineage creates direct competition on model quality and developer adoption.
It proves European teams can ship frontier generative-media models that developers adopt at scale outside the U.S. hyperscaler stack.
No — Black Forest Labs is a private company.
Freiburg, Germany.
At least $31M in seed funding (August 2024) led by a16z; later round amounts from Creandum and General Catalyst are reported but not fully itemized.
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