Marketplace Curated datasets, ready to train
Access high-quality, domain-specific datasets, ready to power your next breakthrough.
Datasets
Datasets
Datasets
Expert Reasoning
Access curated datasets that capture how real experts think. Each set includes rich, chain-of-thought reasoning from verified professionals across fields like medicine, finance, law, and more—giving your models the human insight they need to make better decisions.
Use Cases
Use Cases
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Medicine
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Clinical reasoning for diagnosis and treatment
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Case-based decision support
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Complex symptom triage explanations
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Finance
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Risk evaluation and investment rationales
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Fraud detection logic and audit flags
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Market behavior explanations
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Law
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Legal reasoning and case interpretation
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Structured argument chains
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Regulation classification logics
Use Cases
Datasets
Audio
Leverage high-quality, multilingual speech-to-text datasets to improve transcription, enhance voice recognition, and power more natural user interactions. These datasets are ideal for building virtual assistants, voice-enabled tools, and audio-based sentiment analysis.
Use Cases
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Healthcare
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Transcribed clinical notes and consultations
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Voice-activated intake or triage tools
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Symptom explanation via spoken prompts
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Finance
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Call center QA and transcription
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Voice-based fraud detection triggers
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Audio classification for compliance monitoring
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Customer Support / CX
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Conversational logs from support interactions
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Sentiment-tagged voice feedback
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Voice assistant intent classification
Use Cases
Datasets
Image and Video
Use high-resolution image and video datasets to train models that see, interpret, and react to the world around them. From product recognition to scenario simulation, our annotations help AI systems make sense of complex environments and visual signals.
Use Cases
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Healthcare
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Annotated diagnostic imaging (X-rays, MRIs, CT scans)
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Visual symptom recognition
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Patient posture and movement tracking
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Manufacturing & Robotics
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Object tracking and manipulation
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Defect detection in production lines
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Visual QA and assembly verification
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Retail & Consumer Tech
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In-store behavior tracking
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Product tagging and shelf analysis
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Visual search and recommendation
Use Cases
Datasets
3D/4D
Access high-resolution 3D/4D datasets captured from LiDAR, radar, and camera sensors, ideal for robotics and autonomous systems. We provide annotated data for motion capture, object handling, terrain navigation, and more to help your models understand and interact with the physical world.
Use Cases
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Smart Devices & AR/VR
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Room-scale 3D environment mapping
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Gesture recognition
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Object placement and interaction cues
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Autonomous Vehicles
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Lane, obstacle, and pedestrian detection
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Sensor fusion for LiDAR and camera inputs
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Time-sequenced scenario mapping
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Advanced Robotics
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Motion capture for robotic movement training
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Dexterity and object manipulation
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Human–robot interaction labeling
Use Cases
Datasets
Text
Access expertly annotated text datasets to power natural language tasks like sentiment analysis, moderation, and knowledge extraction. Our chain-of-thought reasoning enrichments add human judgment and explainability, helping models better understand context, intent, and nuance.
Use Cases
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Medicine
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Annotated patient case reports
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Clinical trial summaries
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Symptom-based triage instructions
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Finance
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Investment memos with reasoning trails
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Risk disclosures and regulatory statements
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Fraud pattern descriptions in transaction logs
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Law
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Legal brief annotations and clause extraction
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Case summaries with argument structure
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Regulation interpretation with context tagging
Use Cases
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Why Sapien?
Exceptional Quality, Consistently Delivered
Every task is reviewed by real people, not just automated checks. Our system rewards accuracy, flags mistakes fast, and scales without slowing you down.
