Description
OpenTrain AI is a transparent talent marketplace designed to connect AI companies with vetted trainers and data labelers. With a network of over 345,000 pre-vetted experts across 210 countries, OpenTrain AI facilitates the hiring process for various AI training needs, including Reinforcement Learning from Human Feedback (RLHF), large language model (LLM) evaluation, and data annotation.
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The platform allows users to post jobs and receive a curated shortlist of qualified candidates, ensuring that companies can find the right talent for their specific projects. OpenTrain AI supports self-service hiring, where users can manage the entire process themselves, or opt for a fully managed service where OpenTrain handles recruiting, onboarding, and quality assurance. This flexibility makes it suitable for both small pilot projects and large-scale deployments.
OpenTrain AI is built to work seamlessly with existing annotation tools, allowing companies to hire experts directly into their preferred platforms without the need for vendor lock-in or data migration. The platform emphasizes transparency in pricing, charging a 10% marketplace fee plus a $9.95 contract initiation fee for self-service hiring, and a 20% fee for managed services. This straightforward pricing model ensures that users know exactly what they are paying for without hidden costs.
The talent network includes domain experts from various fields, including mathematics, medicine, law, and engineering, providing high-quality training data and evaluation services. OpenTrain AI also offers features such as AI-powered matching, live proctored testing, and ongoing quality monitoring, ensuring that every candidate is thoroughly vetted and matched to the specific needs of the project. With its commitment to transparency and quality, OpenTrain AI is positioned as a leading solution for companies looking to enhance their AI training processes.
- CategoryAI Recruiting Tools
- Pricing Model10% marketplace fee
- DeploymentCloud
- PlatformsLabel Studio, CVAT, Argilla, Encord
OpenTrain AI's Core Features
Pre-vetted talent pool
Self-service hiring
Managed service options
AI-powered matching
Live proctored testing
Transparent pricing
Global coverage
Supports multiple annotation platforms
How to use OpenTrain AI?
Post a job: Define your requirements and go live in minutes.
Review candidates: Get a curated shortlist of pre-screened experts.
Hire talent: Select and onboard experts directly into your tools.
Manage projects: Use built-in workspace for communication and tracking.
OpenTrain AI's Use Cases
- Data Annotation
- LLM Evaluation
- RLHF Projects
- Multilingual Evaluation
- Expert Consultation








