Defined.ai
PrivateLast Round
Seed Round
Jan 19, 2024
Total Funding Raised
$99.6M
Momentum
Top 25%
of companies Caplight tracks
Company Overview
Defined.ai is a technology company that provides a platform for buying and selling ethically sourced, high-quality training data for artificial intelligence and machine learning models.
Sector
AI, Data & Cloud Infrastructure
Verticals
AI Training Infrastructure, Synthetic Data, NLP & Conversational AI, Computer Vision, ML Platforms
Business Model
B2B
Customer Profile
Data as a Service, Services & Consulting, Subscription SaaS
AI Layer
Infrastructure
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
Defined.ai Comparables
Compare Defined.ai with similar companies based on industry and business-model similarity.
| Company | Similarity | Market Cap |
|---|---|---|
| LXT | 84% | |
| Sama | 82% | |
| Toloka | 82% |
Defined.ai Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed Round | Jan 19, 2024 | ||||
| Grant | Oct 19, 2022 | ||||
| Series B | May 25, 2020 | ||||
| Series A | Jul 31, 2018 | ||||
| Seed | Sep 1, 2016 |
Key People
Founding team and executive leadership
Defined.ai Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Sony Ventures Corporation | Series A |
| Hermes GPE | Series B |
| Kibo Ventures | Series A, Series B |
| Portuguese Government | Grant |
| EDP Ventures | Series A, Series B |
| Bynd Venture Capital | Series A, Seed, Series B |
| Ironfire Ventures | Series B |
Market signals
Structured signals derived from secondary market and firmographic data.
- Aug 21, 2026
Monthly visitors grew 33% MoM, reaching 60.4K.
- Mar 29, 2026
Added Amazon Career Day as a customer.
Defined.ai Filings
Explore SEC and related filing metadata, where available.
| Type | Date | Amount Offered | Amount Sold | Filing | Pages | Download |
|---|
Filing documents are not displayed on this public page. Request access to learn about available coverage.
Request accessFrequently Asked Questions
Common questions about Defined.ai's valuation, stock price, and market status.
Is Defined.ai a public or private company?
Defined.ai is a private company.
What is the current stock price of Defined.ai?
Defined.ai is a private company with no public stock price. No recent secondary market data is available.
How much is Defined.ai worth (valuation)?
Valuation information for Defined.ai is not publicly available.
Can I buy Defined.ai stock?
Defined.ai shares may be available on secondary markets subject to transfer restrictions. Caplight facilitates secondary market transactions for accredited investors. Visit https://www.caplight.com to learn more.
When was Defined.ai's last funding round?
Defined.ai's most recent funding round was Seed Round on January 19, 2024.
Who are the main investors in Defined.ai?
Key investors in Defined.ai include Evolution Equity Partners.
Will Defined.ai IPO soon?
No public IPO plans have been announced for Defined.ai.
How can I track Defined.ai secondary market activity?
Caplight tracks bids, offers, and trades for private companies. Visit https://www.caplight.com to monitor Defined.ai's secondary market activity and sign up for updates.