Private AI chat from the makers of DuckDuckGo
Defined.ai records 146,251 monthly visits with -21% month-over-month growth and Contact for Pricing pricing. Samsung Pass records 0 monthly visits with — growth and Free pricing.

Log in on your PC with a fingerprint, using the logins already on your phone
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | definedcrowd.com | chromewebstore.google.com |
| Pricing Model | Contact for Pricing | Free |
| Monthly Visits | 146.25K (146,251) | 0 (0) |
| MoM Traffic Delta | -38.82K (-21%) | 0 (—) |
| Primary Market & Share | 🇺🇸 United States (20.6%) | 🌐 Global (—) |
| Direct Visits / mo | 84.42K | 0 |
| User Rating | 4.4 | 4.2 |
| Supported Platforms | Website | Browser Extension |
Enterprise AI training data, annotation and evaluation services
A large selection of ready-to-use, ethically sourced datasets across audio, image, video, text and multimodal formats, with advanced filtering and free samples.
Expert-verified labeling for text, audio, image and video using model-first, human-in-the-loop workflows for accuracy and fairness.
High-quality multilingual content for global AI systems, drawing on 500+ languages, dialects and locales.
Global, diverse data collection at scale for training, with privacy and security vetting on every dataset.

Log in on your PC with a fingerprint, using the logins already on your phone
Move the credentials you already save on your Samsung phone or tablet over to your PC, so the same logins follow you across devices.
Sign in with your fingerprint through Windows Hello instead of typing long usernames and passwords on a keyboard.
Leverage the same secure biometrics used across Samsung devices, including fingerprint and iris scanning on supported Galaxy phones.
Set up once on your phone and use the companion Chrome extension to authenticate on Windows without a separate password vault.
Private AI chat from the makers of DuckDuckGo
Free / Open-sourceOpen-source model and dataset hub with one-click online demos
Free / Open-sourceOpen-source model and dataset hub with one-click online demos
Free / Open-sourceStreamlines computer vision dataset annotation and model deployment, but lacks the broad human crowd-sourcing services of Defined.ai.
Free / Open-sourceStreamlines computer vision dataset annotation and model deployment, but lacks the broad human crowd-sourcing services of Defined.ai.

SpecialistWeb data infrastructure for scraping, proxies, and AI-ready datasets
SpecialistWeb data infrastructure for scraping, proxies, and AI-ready datasets

Comprehensive enterprise data labeling platform with powerful automation agents, but carries significant pricing overhead for smaller teams.
Comprehensive enterprise data labeling platform with powerful automation agents, but carries significant pricing overhead for smaller teams.

SpecialistAgent observability, evaluation, and continuous improvement for production AI
SpecialistAgent observability, evaluation, and continuous improvement for production AI
Advanced multimodal data infrastructure for computer vision teams, though specialized primarily in video and image annotation.
Advanced multimodal data infrastructure for computer vision teams, though specialized primarily in video and image annotation.

The personal CRM that keeps your network warm — with your LinkedIn graph baked in
The personal CRM that keeps your network warm — with your LinkedIn graph baked in

Free / Open-sourceOpen-source data labeling and evaluation platform offering full self-hosting control, but requires manual setup and infrastructure maintenance.
Free / Open-sourceOpen-source data labeling and evaluation platform offering full self-hosting control, but requires manual setup and infrastructure maintenance.

DNA-powered personalized fitness, nutrition and recovery

Provides expert human workforce for AI training and evaluation datasets, though with fewer automated labeling tools.
Provides expert human workforce for AI training and evaluation datasets, though with fewer automated labeling tools.

Sport-specific strength programming that tells you exactly what to lift
Sport-specific strength programming that tells you exactly what to lift