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Blue Saturn
✓ verifiedPaid
AI-plus-human recruiting service that helps fast-growing law firms hire legal talent quickly.
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Mercor
✓ verifiedFree
Marketplace that matches vetted human experts with AI labs to produce training data and model evaluations.
8.9M visits/mo
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Zara
✓ verifiedPaid
Data lab providing expert human data, RL environments, and contextual evaluations to train and assess AI models and agents.
6.3M visits/mo45K saves
Pricing
No public pricing
No public pricing
No public pricing
Core features
- ✦AI candidate sourcing
- ✦Human expert screening
- ✦Candidate analysis and scorecards
- ✦Embedded recruiting operations
- ✦Fast time-to-hire
- ✦Applicant tracking support
- ✦Curated roles across many expert domains
- ✦Expert vetting and matching to AI projects
- ✦Hourly-paid contract work for specialists
- ✦APEX benchmarks and off-the-shelf datasets
- ✦Enterprise data partnerships and evaluations
- ✦Daily payouts to contributors
- ✦Realm: RL environments and frontier evaluations
- ✦Cortex: contextual evaluation for production AI agents
- ✦Expert-demonstrated robotics training data
- ✦Benchmarks such as LongExtractionBench
- ✦Expert human data partnerships
- ✦Research lab on human data markets
Use cases
- →Hiring legal talent for PI law firms
- →Screening high applicant volumes
- →Sourcing passive candidates
- →Outsourced recruiting operations
- →Source expert human data for AI training
- →Run domain-expert model evaluations
- →Find paid remote work as a domain specialist
- →Build custom datasets for AI labs
- →Train and evaluate frontier AI models
- →Improve agent performance in production
- →Source expert human data for AI labs
- →Gather demonstration data for robotics
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