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
Antom records 2,337,988 monthly visits with +28.6% month-over-month growth and Contact for Pricing pricing. Defined.ai records 146,251 monthly visits with -21% growth and Contact for Pricing pricing.
Enterprise AI training data, annotation and evaluation services
| Dimension / Metric | ![]() | |
|---|---|---|
| Official Domain | antom.com | definedcrowd.com |
| Pricing Model | Contact for Pricing | Contact for Pricing |
| Monthly Visits | 2.34M (2,337,988) | 146.25K (146,251) |
| MoM Traffic Delta | +520.54K (+28.6%) | -38.82K (-21%) |
| Primary Market & Share | 🇨🇳 China (25.9%) | 🇺🇸 United States (20.6%) |
| Direct Visits / mo | 212.94K | 84.42K |
| User Rating | 4.2 | 4.4 |
| Supported Platforms | Website | Website |

AI-powered global payments and growth platform for merchants
Accept cards, wallets, online banking and BNPL across 200+ markets and 140+ currencies through a single gateway.
Route transactions across multiple gateways, acquirers and wallets with smart routing to raise success rates and cut development cost.
AI-driven risk decisions delivered in real time, trained on billions of data points to widen fraud coverage without blocking good buyers.
End-to-end subscription management, metered usage billing, invoicing and collections, plus automation for global tax compliance.
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.
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.

Provides similar cross-border payment processing and checkout integration, but focuses more on standard international gateway services than full merchant digitalization.
Provides similar cross-border payment processing and checkout integration, but focuses more on standard international gateway services than full merchant digitalization.

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.
Acts as a merchant of record handling global billing and tax compliance, similar to Antom's checkout infrastructure.
Acts as a merchant of record handling global billing and tax compliance, similar to Antom's checkout infrastructure.

SpecialistFocuses strictly on identity verification and AML compliance rather than end-to-end payment routing and merchant checkout.
SpecialistFocuses strictly on identity verification and AML compliance rather than end-to-end payment routing and merchant checkout.

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.

SpecialistSpecializes in financial anomaly detection and risk auditing rather than providing merchant payment processing and checkout tools.
SpecialistSpecializes in financial anomaly detection and risk auditing rather than providing merchant payment processing and checkout tools.