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Stability AI

AI image generation startup backed by major funding rounds — explore Stability AI's latest valuation, investment details, and 2026 funding outlook.

Creative AI
Image Generation
Emad Mostaque· Founder
Total Raised
$187M
Last Valuation
$1.0B
Series A, Oct 2023
Unverified — no source on file
Founded
2020
Headquarters
London, UK
Employees
150+

Overview

Stability AI is the company behind Stable Diffusion, one of the most influential open-source AI models ever released. Stable Diffusion democratized AI image generation by making a powerful text-to-image model freely available to anyone, sparking an explosion of creative AI applications and tools. The company has expanded beyond image generation into video (Stable Video Diffusion), audio (Stable Audio), 3D (Stable 3D), and language models. Despite leadership changes and financial challenges — founder Emad Mostaque stepped down as CEO in 2024 — Stability AI remains one of the most important companies in the open-source AI ecosystem. The company generates revenue through its API, enterprise products, and premium model access while maintaining its commitment to open-source releases.

Funding History

3 rounds · Jan 2020 – Aug 2026
$187M
Total Raised
3
Cumulative: $187M

Stability AI raises $76M, with Warner and Sony investing

Investors not disclosed
Source
2
Cumulative: $111M

Stable Diffusion maker raises at unicorn valuation.

Lightspeed Venture Partners (Lead)Coatue Management
Source
1
Cumulative: $10M

Stability AI raises initial funding to research open-source generative AI models.

Investors not disclosed

Frequently Asked Questions

How much funding does AI Funding track for Stability AI?
AI Funding tracks $187M for Stability AI across 3 funding rounds in this database.
Who are Stability AI's investors?
Stability AI's investors include Lightspeed Venture Partners, Coatue Management.
What does Stability AI do?
Stability AI is the company behind Stable Diffusion, one of the most influential open-source AI models ever released. Stable Diffusion democratized AI image generation by making a powerful text-to-image model freely available to anyone, sparking an explosion of creative AI applications and tools. The company has expanded beyond image generation into video (Stable Video Diffusion), audio (Stable Audio), 3D (Stable 3D), and language models. Despite leadership changes and financial challenges — founder Emad Mostaque stepped down as CEO in 2024 — Stability AI remains one of the most important companies in the open-source AI ecosystem. The company generates revenue through its API, enterprise products, and premium model access while maintaining its commitment to open-source releases.
When was Stability AI founded?
Stability AI was founded in 2020 and is headquartered in London, UK.
Where is Stability AI headquartered?
Stability AI is headquartered in London, UK.