C
Cinder
A unified intelligence and investigation platform offering decision-support software for fraud and risk applications
About Cinder
Cinder.co is a startup that specializes in providing advanced data solutions to enhance the development of artificial intelligence (AI). The company primarily serves Trust and Safety teams, which are responsible for ensuring online platforms remain safe and free from harmful content. These teams operate in various sectors, including social media, online marketplaces, and other digital communities.
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Cinder operates in the AI and data management market. Its platform offers real-time moderation decisions, which are structured as accurately annotated data. This means that the data is labeled in a way that makes it easy for AI models to learn from. The platform also includes built-in audit logs and detailed usage analytics, allowing organizations to track how their teams use Cinder and understand their operational efficiency.
The business model of Cinder is based on providing a software-as-a-service (SaaS) platform. This means that clients subscribe to use Cinder's tools and services, typically paying a recurring fee. The company makes money through these subscription fees, which can vary based on the level of service and the number of users.
Cinder's platform is designed to automate and scale the moderation process, manage cases and investigations, and enhance the effectiveness of AI. By doing so, it helps Trust and Safety teams to operate more efficiently and effectively, countering online harm around the clock. The platform is built with a focus on security, scalability, and flexible control, ensuring that it can handle the most sensitive data and adapt to the needs of different organizations.
In summary, Cinder.co provides a robust platform for Trust and Safety teams to improve their moderation capabilities and AI training processes, making the internet a safer place.
Latest news
Press, funding announcements and product moves mentioning Cinder.
Funding history
Company financing events and reported valuations.
| Deal type | Date | Amount | Valuation | Investors | Source |
|---|---|---|---|---|---|
| SERIES BOther financing | May 2026 | $41M | $164M | Accel · Radical Ventures · Y Combinator | ↗ |
| FundingOther financing | Jan 2024 | $0 | — | J2 Ventures | ↗ |
Financials
Revenue, earnings and other financial measures where available. Years marked “E” are estimates.
Growth signals
Latest recorded traffic for Cinder is 1.9K monthly website visits, down 81% over the last three months. Cinder's team grew 26.7% over the past year.
Similar companies
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Investors
From Dealroom's funding and investor records, grouped by the round each investor first entered.
Seed3 investors entered at this stage
Pioneer Fund
Y Combinator
Accel
Series A1 investor entered at this stage
Radical Ventures
Other known investors1 additional known investor
- JVJ2 Ventures
Source: Dealroom Talent Intelligence.
Global footprint
team presence
Market sentiment
An AI-synthesised read of the highest-engagement posts about Cinder on X, ranked by likes and reposts, corporate channels excluded.
Reading the room on X — pulling top posts and synthesizing themes…
Source: X recent search ranked by engagement (likes + retweets) · Synthesis by Claude · Cached for 1 hour
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