Cinder

Cinder

SaaS platform enabling real-time moderation

Overview

Cinder provides a SaaS platform that helps Trust and Safety teams automate and scale content moderation and improve AI training with real-time moderation decisions that come as accurately annotated data. The platform runs in the cloud, stores labeled moderation data, supports case management, and includes audit logs and usage analytics to track how teams work and their efficiency. It differentiates itself by focusing on end-to-end safety workflows with built-in governance, security, scalability, and analytics tailored to sensitive online environments. Its goal is to help online platforms counter harmful content around the clock by automating moderation and strengthening AI with high-quality labeled data.

Funded Recently
YC Company

About Cinder

Simplify's Rating
Why Cinder is rated
B-
Rated B on Competitive Edge
Rated B on Growth Potential
Rated C on Differentiation

Industries

Data & Analytics

Enterprise Software

Cybersecurity

AI & Machine Learning

Company Size

11-50

Company Stage

Series B

Total Funding

$55.1M

Headquarters

New York City, New York

Founded

2021

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Simplify's Take

What believers are saying

  • $41M Series B funding from Radical Ventures accelerates AI agent development in 2026.
  • Expands to AI labs, e-commerce, and financial firms beyond social media.
  • Serves frontier AI labs and top tech firms combating internet abuse at scale.

What critics are saying

  • Intrinsic's 25% faster AI moderation erodes Cinder's social media market share within 12 months.
  • Spectrum Labs' pricing discounts force Cinder to lose 30% mid-tier e-commerce customers in 6 months.
  • OpenAI's in-house agentic tools slash Cinder's AI lab revenue by 50% in 18 months.

What makes Cinder unique

  • Cinder's unified platform centralizes data, context, and intelligence for all abuse scenarios.
  • Agentic safety AI agents automate repetitive investigation and classification tasks.
  • Custom-built OS integrates data sources for end-to-end trust and safety operations.

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Funding

Total Funding

$55.1M

Meets

Industry Average

Funded Over

4 Rounds

Notable Investors:
Series B funding is typically for startups that have proven their business model and need more funding to expand rapidly—often by entering new markets or adding more products. Investors are usually venture capital firms that specialize in later-stage investments.
Series B Funding Comparison
Above Average

Industry standards

$35M
$41M
Cinder
$45M
Linktree
$65M
Substack
$100M
ClickUp

Benefits

Health Insurance

Dental Insurance

Vision Insurance

401(k) Retirement Plan

401(k) Company Match

Remote Work Options

Flexible Work Hours

Growth & Insights and Company News

Headcount

6 month growth

-2%

1 year growth

-5%

2 year growth

-10%
TechCrunch
Dec 8th, 2022
Cinder's content moderation software is custom-built for trust and safety teams

Cinder launches software for companies grappling with some of the internet’s most complex, dangerous challenges.

PR Newswire
Dec 8th, 2022
Cinder Emerges From Stealth With First Platform For Trust And Safety Operations

/PRNewswire/ -- Today Cinder officially launched the industry's first Trust and Safety operations platform to help organizations combat Internet abuse at scale....

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