What is Cinder?
Founded in 2022, Cinder provides the foundational infrastructure required to protect innovative platforms from digital abuse, fraud, and manipulation. The company's suite of tools enables trust and safety teams to detect threats in real time and deploy automated agents for policy enforcement. By serving high-profile clients such as OpenAI, Spotify, and Black Forest Labs, Cinder has established itself as a leader in the trust and safety space, offering the firepower necessary to manage the velocity of threats inherent in the AI era.
How much funding has Cinder raised?
Cinder has raised a total of $41M across 1 funding round:
Series B
$41M
Series B (2026): $41M with participation from M12, Y Combinator, Radical Ventures, Accel, and Psp Growth & Consulting
Key Investors in Cinder
M12
M12, Microsoft's Venture Fund, invests in enterprise software companies primarily in the Series A through C funding stages with a focus on applied AI, business applications, infrastructure, security, and vanguard technologies.
Y Combinator
Established in 2005, Y Combinator is a premier startup accelerator that provides seed funding and strategic guidance to high-growth technology companies.
Radical Ventures
Radical Ventures is a venture capital firm investing in bold entrepreneurs developing and applying artificial intelligence and other deep technologies to invent the future.
What's next for Cinder?
With this major enterprise-level funding, Cinder is poised to accelerate its product roadmap and deepen its market penetration. The strategic focus will likely center on enhancing the sophistication of its AI-driven detection models to stay ahead of evolving adversarial tactics. As the company transitions from its current growth phase, the focus will shift toward scaling its operational capacity to support a broader range of global platforms, ensuring that trust and safety remain at the forefront of digital innovation.
See full Cinder company page