Alternatives to PerfectBit, Inc.

Cortex AI supplies real-workplace egocentric video and robot trajectory data for training embodied AI models.

A human data platform connecting AI teams and researchers to 300,000+ verified participants for preference tuning, safety evals, and online studies.

Open-source Python framework for generating grounded synthetic datasets from real sandboxed tool execution traces.

Open-source, multimodal data annotation platform for image, video, 3D point cloud, and audio labeling—self-hosted, cloud, or fully managed

Offline AI image annotation for YOLO and VOC datasets — local SAM2, SAM3 and YOLO-World, one-time purchase from $49.

Human-recorded computer-use datasets that teach AI agents to operate real software the way people do.

Applied research lab that captures expert reasoning and structures it into SFT, RL rubric, agent, and computer-use training data for frontier models.

GameEngineBench benchmarks and UE5 training data for AI agents that write real game-engine code.

A free 70,000-image Zalando clothing dataset built as a drop-in replacement for MNIST.

Velvet sources, verifies, and delivers curated video datasets that help AI labs train interactive and world models with real spatial reasoning.

Snorkel AI builds expert training data, evals, and runnable environments for frontier models and agents.

Potato is a free, open-source annotation tool for text, image, audio, video, and AI agent trace labeling — all configured in YAML.

BioStack Platforms supplies structured clinical datasets and RL environments for healthcare AI teams.

Vision Lab produces dense, expert-validated action labels for robotics manipulation policies.

Web3 data network paying contributors in crypto for text, audio, video, code, and mapping data that trains AI models.

Open-source platform for data labeling, AI evaluation, and human-in-the-loop workflows across every data modality.

Managed training data, RL environments, and safety red-teaming for teams building AI agents, coding models, and LLM/VLM pipelines.

Outlier AI pays subject-matter experts to train AI models remotely on flexible, project-based work with weekly pay.

Web data platform for AI training and agentic web access — pre-collected datasets, live scraping APIs, and a proxy network under one account.

Tactile capture hardware that records touch-aware demonstrations for training dexterous robot policies.

Sahara AI is a blockchain-backed platform for building, deploying, and monetizing autonomous AI agents across trading, enterprise automation, and data services.

Open-source framework that turns any GitHub repository into training data for software engineering agents.

Clickworker turns a verified global crowd of 10M+ people into on-demand data collection, labeling, and validation work for AI, retail, and research teams.

Browser-based annotation workspace that turns PDFs and long text into structured datasets with AI assistance

Traverse is a research lab producing expert-captured training data that gives frontier models taste and judgment for ambiguous, long-horizon work.

Paper Instruments trains open-source, domain-specific frontier models and agent tooling for specialist knowledge work.

Generate privacy-safe synthetic data with MOSTLY AI's Apache v2 SDK and TabularARGN engine.

Mercor is a human intelligence marketplace for AI model evaluation and training data, paying vetted domain experts an average of $109/hr.

Raiinmaker builds custom, rights-cleared video datasets and runs real-time human evaluation for generative AI video models.

Open-source multimodal lakehouse that keeps curation, feature engineering, hybrid search, and training on one Lance table.