Defined.ai
AI Training Data Platform for Enterprise AI
Seattle, United States · Founded 2015 · $66.6M raised
- Headquarters
- Seattle
- Founded
- 2015
- Business Model
- B2B
- Website
- defined.ai
- Total Funding
- $66.6M
- Last Round
- $15.0M Extension RoundJan 2022
- Rounds
- 3
About
Defined.ai is a global technology company focused on enabling responsible AI through ethical data sourcing, operating as the leading marketplace for ethical AI training data that helps AI teams build, scale, and deploy high-quality models with confidence. Founded in 2015 by CEO Daniela Braga in Seattle, Washington, the company has raised over $85 million in funding and works with a global network of 1.6 million+ experts across 150+ markets.
Summary
Defined.ai is an Artificial Intelligence company based in Seattle, United States, founded in 2015. It has raised $66.6M in total across 3 rounds, most recently a $15.0M Extension Round round in Jan 2022. Investors include Semapa Next, Hermes GPE and Evolution Equity Partners.
Tech & App Stack
6 technologies & apps tracked
Every product and vendor across these categories, with where each signal came from.
Create a free account with 25 free credits every month, no card needed, to unlock the full tech & app stack, funding history, and valuations.
Funding History
Sign up to view the funding chart
Create a free account with 25 free credits every month, no card needed, to unlock funding history, valuations, and tech stacks.
Jan 2024
Sign up to see all 4 rounds
Seed through Debt Financing — per-round amounts, valuations, and who invested in each round.
Investors
Similar Companies

OpenAI is an AI research and deployment company dedicated to ensuring that general-purpose artifi...
Anthropic is an AI research company that builds reliable, interpretable, and steerable AI systems.
xAI is an AI platform for accelerating human scientific discovery.

Waymo is an autonomous driving technology company with a mission to make it safe and easy for peo...

Databricks is the pioneer of the data lakehouse, a unified platform for data science, machine lea...
AI company focused on applying artificial intelligence to physical tasks, launched with $6.2B ini...
Your company? Embed this profile
Add the live badge to your site — it stays current as your funding data updates.
<a href="https://indexed.vc/companies/defined-ai"><img src="https://indexed.vc/api/badge/company/defined-ai" alt="Defined.ai on Indexed.vc" width="260" height="76" /></a>