
About OpenTrain AI
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OpenTrain AI is a global freelance marketplace that connects AI builders with vetted human data experts for data labeling and annotation, supporting any annotation tool and domain expertise.
"Connect with expert human data for AI training"

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Comparing 4 AI tools.
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Upvotes | 3 | 242 | 242 | 703 |
Avg. Rating | N/A | 5.0 | 5.0 | 5.0 |
Slogan | Connect with expert human data for AI training | Start building with Gemini: the fastest way to experiment and create with Google's latest AI models. | Democratizing good machine learning, one commit at a time. | Open-weight, efficient AI models for advanced reasoning and research. |
Category | ||||
Pricing Model | Pay-per-Use | Free Pay-per-Use | Freemium Pay-per-Use Enterprise | Pay-per-Use Enterprise |
Pricing Details | No upfront fees, only a 15% fee on each payment to labelers via escrow system. No monthly subscription. | Google AI Studio is completely free for interactive usage. Pay-per-Use pricing applies for higher API usage, advanced features, and when integrating via the Gemini API or enabling Cloud Billing. No subscription or enterprise plans are currently listed for AI Studio itself. | Free Hub plan; Pro account at $9/month (billed yearly); Team plan at $20/user/month; Enterprise plan (custom, typically from $50/user/month); hardware and inference pay-as-you-go (e.g. GPU from $0.60/hour); no free trial. | API token-based: For deepseek-chat (V3.2-Exp, Oct 2025): Input (cache hit) $0.035/1M, Input (cache miss) $0.28/1M, Output $0.84/1M. For deepseek-reasoner: Input (cache hit) $0.07/1M, Input (cache miss) $0.275/1M, Output $1.10/1M. No subscription or free tier; custom enterprise pricing by contact. |
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Target Audience | AI Enthusiasts, Software Developers, Scientists, Product Managers, Business Executives, Entrepreneurs, Educators | Software Developers, Scientists, Product Managers, Entrepreneurs, Educators, Students, AI Enthusiasts, Content Creators | AI Enthusiasts, Software Developers, Scientists, Content Creators, Educators, Students, Business Executives, Entrepreneurs | Software Developers, Scientists, Business Executives, Content Creators, AI Enthusiasts, Students, Product Managers, Entrepreneurs |
Website |
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OpenTrain AI meters activity so invoices mirror real adoption instead of seat assumptions. Experiments can scale without renegotiating budgets every quarter. Usage-based billing keeps costs aligned with real adoption.
Developers get client libraries that smooth integration work.
Automation frees time for strategic initiatives while maintaining consistency. Automation handles the repetitive work so teams can focus on strategy.
Decision-makers get real-time context without waiting on manual reporting. Analytics and reporting surface the metrics needed to act quickly.
Self-service resources plus agent assist features shorten resolution times. Support leaders get knowledge, automation, and collaboration in one place.
Stakeholder alignment happens faster when everyone sees the same data and insights. Analytics and reporting surface the metrics needed to act quickly.
Operations teams rely on OpenTrain AI to orchestrate tasks across departments. Integrations with Plugin/Integration keep work connected.
Self-service analytics reduces the backlog on central BI teams. Analytics and reporting surface the metrics needed to act quickly.
No upfront fees, only a 15% fee on each payment to labelers via escrow system. No monthly subscription.
Usage Model: API Calls, Pay-as-You-Go — ensuring you only pay for what you actually use.
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