AfterQuery vs Velvet

A side-by-side comparison of features, pricing, and characteristics.

AfterQuery

AfterQuery is a research lab providing expertly crafted datasets for frontier AI research.

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Velvet

Velvet is a specialized platform designed to provide high-quality video data for training world models.

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AttributeAfterQueryVelvet
Pricing typePaidFrom $30/mo
Korean supportNoNo
Platformsweb, mobile, desktop, apiWeb, Desktop
Open sourceNoNo
API available--
SDK--
LLM-basedYes-
MultimodalYes-
AI model--
GitHub Stars--
VendorAfterQueryVelvet
CategoryScience & EngineeringScience & Engineering
DetailsView View

AfterQuery key features

  • SFT Pairs for prompt-response training
  • Rubric-Based Reinforcement Learning data
  • API and MCP-based RL environments
  • Computer Use Environments for agents
  • Custom dataset creation services

Velvet key features

  • State-of-the-art video data for world models
  • Marketplace for buying and selling unique datasets
  • Data acquisition for frontier research labs