clickworker records 1,861,149 monthly visits with +0.5% month-over-month growth and Contact for Pricing pricing. Semafind records 846 monthly visits with 0% growth and Contact for Pricing pricing.
Crowdsourcing data services for AI training and market data
Independent AI, ML and data science research & engineering consultancy
| Dimension / Metric | | |
|---|---|---|
| Official Domain | clickworker.com | semafind.com |
| Pricing Model | Contact for Pricing | Contact for Pricing |
| Monthly Visits | 1.86M (1,861,149) | 846 (846) |
| MoM Traffic Delta | +9.57K (+0.5%) | +846 (0%) |
| Primary Market & Share | 🇺🇸 United States (27.6%) | 🇺🇸 United States (72.2%) |
| Direct Visits / mo | 947.13K | 237 |
| User Rating | 3.9 | 4.1 |
| Supported Platforms | Website | Website |
Crowdsourcing data services for AI training and market data
Custom image, video, audio and text datasets with human labeling, annotation and validation, delivered with parent company LXT.
Registered freelancers in 136 countries fill microtasks through web, Android and iOS apps, with flexible scaling up or down.
An all-in-one survey tool plus access to a verified respondent pool for external studies and targeted insights.
Real-time point-of-sale data collection, display audits, mystery checks, and usability testing for websites, apps and games.
Independent AI, ML and data science research & engineering consultancy
Bespoke algorithms and models built for problems that generic tools cannot solve, from computer vision to recommendation systems.
A structured ideation, prototype and integration process designed to de-risk research-heavy projects before full rollout.
Products including SemaReader for semantic reading and knowledge-graph creation, and SemaDB, a vector database for similarity search.
Hands-on data analysis, anomaly detection and predictive modelling engagements shaped around specific business goals.
Offers a high-quality pool of verified human participants for research and preference tuning, but is less focused on traditional data annotation.
Offers a high-quality pool of verified human participants for research and preference tuning, but is less focused on traditional data annotation.
Connects subject matter experts for advanced LLM training and prompting, but lacks general microtask crowdsourcing capabilities.
Connects subject matter experts for advanced LLM training and prompting, but lacks general microtask crowdsourcing capabilities.
Specializes in matching AI labs with vetted human experts for RLHF, but offers fewer general data annotation services.
Specializes in matching AI labs with vetted human experts for RLHF, but offers fewer general data annotation services.
Provides enterprise-grade data annotation and training datasets at scale, but with a more corporate engagement model.
Focuses on elite domain experts for complex RLHF and frontier AI evaluation, but lacks casual crowdsourcing tasks.
Focuses on elite domain experts for complex RLHF and frontier AI evaluation, but lacks casual crowdsourcing tasks.
Free / Open-sourceCommunity hub for data science, machine learning and AI practitioners
Free / Open-sourceCommunity hub for data science, machine learning and AI practitioners
AI-driven software group building RegTech, biometrics and fintech products for enterprises
AI-driven software group building RegTech, biometrics and fintech products for enterprises
Applied AI engineering and consulting for enterprise deployments
AI & machine learning consulting that ships production systems
AI & machine learning consulting that ships production systems
SpecialistOffers powerful AI-assisted data annotation software and managed labeling, but lacks general crowdsourced web surveys and microtasks.
SpecialistOffers powerful AI-assisted data annotation software and managed labeling, but lacks general crowdsourced web surveys and microtasks.
Free / Open-sourceOpen AI research for everyone — datasets, models and tools, free for all
Free / Open-sourceOpen AI research for everyone — datasets, models and tools, free for all
Delivers custom human-in-the-loop data collection and annotation services, but lacks clickworker's self-serve microtask crowdsourcing portal.
Delivers custom human-in-the-loop data collection and annotation services, but lacks clickworker's self-serve microtask crowdsourcing portal.
