6thSense makes a wearable tactile sensor and a first-person stereo camera, and sells the synchronized touch, video and motion data it records from people doing hand tasks to teams training dexterous robots.
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Domain
Data sources
AfterQuery sells expert-created and synthetic training datasets, reinforcement-learning environments, and custom evaluations to AI labs and enterprises developing foundation models and agents.
AI Astrolabe supplies human-written and annotated training datasets, model evaluations and red-teaming services, with a focus on Arabic dialects and other low-resource languages. Its catalog includes text, speech and audio, images, and safety preference data.
Alice, formerly ActiveFence, sells AI safety and security training datasets, agentic RL environments, and expert-led red teaming and evaluations to foundation model labs; it also sells WonderSuite guardrail software to enterprises and content moderation to online platforms.
Align AI sells expert-grounded training data, simulated RL environments, continuous evaluations, and in-runtime verification tools to AI labs and enterprises building agents for regulated, high-stakes work.
Anthromind supplies AI developers, research teams, and businesses with expert-curated training and preference data, custom LLM evaluations, and fine-tuning support through tailored projects and managed data-curation services.
Apex Data Sciences, the AI division Apex CoVantage launched in 2024, sells expert RLHF and SFT data, expert-built benchmarks and image, text, video and lidar annotation to AI teams. Its parent also sells publishing, accessibility and healthcare billing services.
Appen supplies AI labs and product teams with human-produced training data, annotation, expert feedback, RL environments, and model evaluations for machine-learning and agentic AI systems.
Aptura provides expert-built training and evaluation data, benchmarks, and reinforcement-learning environments to AI labs and developers building systems for finance, healthcare, and legal work.
Arena sells AI model evaluations built on real-world human feedback to labs, enterprises and developers, with analytics, feedback samples and SLA-backed delivery. Its privacy policy says it may share users' prompts, votes and other content with AI model developers to evaluate, improve and develop their products; its FAQ says such shared data is de-identified.
Asimov collects first-person video and sensor data of people doing everyday tasks in real homes and workplaces, and delivers it as annotated datasets to robotics teams training humanoid robots.
Besimple AI supplies AI labs and voice-AI developers with licensed conversational audio, expert annotation, and benchmarks for training and evaluating speech models.
Build AI records first-person video of workers doing manual jobs in real factories and businesses, and supplies it to physical-AI and robotics labs as an off-the-shelf training dataset or as data tailored to a lab's request.
Boston company that labels medical and other data through scored contests among human annotators, specialists and AI models, sells model evaluation services, and licenses finished labeled datasets, such as chest X-ray and pathology sets, to AI developers.
Centific sells multimodal AI training data, human annotation, model evaluations, and simulated enterprise RL environments to frontier AI labs and enterprise AI teams.
Cint collects commissioned human responses in text, audio and video for AI-model training and validation through its respondent network and AI-moderated interview workflows. This profile covers newly created survey and conversational data; its separate Verified Audiences consumer-profile licensing product is outside this listing’s scope.
Claru provides custom and licensed video, robotics demonstrations, and human annotations to AI labs building robotics, embodied AI, and world models.
CloudFactory supplies a managed human workforce and AI platform to businesses and AI developers, collecting and annotating data, preparing model-training and fine-tuning datasets, and providing human feedback, evaluation, and operational support for AI systems.
Abu Dhabi company that sources, labels and evaluates training data for AI labs, hyperscalers and robotics teams, including human-ranked model responses, expert-written evaluation sets, Arabic speech data and first-person video of real work filmed by paid contributors through its KLKT app, and also sells its own Arabic speech models and voice agents.
Consequence Labs creates custom human-generated training and evaluation datasets, including workflow demonstrations, speech data, expert judgments and annotations. It recruits contributors, manages collection and review, and delivers structured data with provenance and quality documentation.
Contra Labs provides AI teams with professional creatives’ judgments, model evaluations, benchmark datasets, human-feedback training data, and recorded design workflows to improve and measure generative AI.
Cortex AI provides AI labs with real-world workplace video and robot trajectories for training embodied AI, plus human-supervised robot rollouts and evaluations that capture recovery from failures.
Datacurve sells expert-built coding data, reinforcement-learning environments, benchmarks, and evaluations to foundation-model labs and AI developer-tool companies.
Dataloop sells an AI data-development platform and on-demand annotation services to enterprises and AI teams, helping them organize, label, quality-check, and route multimodal data into AI training and production workflows.
DataOcean AI sells off-the-shelf datasets and custom data collection, labeling, and model evaluation services to AI developers and enterprises, supporting LLM, speech, vision, multimodal, and autonomous-driving systems.
Datoric licenses robotics and physical-AI training data (egocentric video, manipulation and teleoperation recordings), runs custom collections to a buyer's specification, and also offers computer-use, voice and gameplay datasets.
David AI designs, collects, annotates, and licenses human-recorded audio datasets, and evaluates speech models for AI labs and developers building speech recognition, translation, synthesis, and conversational systems.
Deccan AI sells AI labs and developers expert-created post-training datasets, human feedback, reinforcement-learning environments and evaluations; it also offers enterprises monitoring and AI-enabled operations tools.
Defined.ai sells licensed, multilingual AI training datasets and provides custom data collection, annotation, evaluation and model fine-tuning services to organizations developing AI.
Dissei sells finance-focused RL environments, evaluation benchmarks, and real-transaction training data and analyst trajectories to AI labs and model developers, as well as financial institutions building or assessing models.
e2f, which renamed itself TrustScale in June 2026, sells custom AI training datasets, expert annotation, model evaluation and benchmarking, and reinforcement learning feedback through its ArgusRL platform, covering 200 languages and text, image, audio and video data.
Flevy, a business-template marketplace, runs Flevy Business Data Services, which catalogs documents held by firms and professionals and pitches that inventory to AI labs for licensing; it also connects labs with contributors for consulting and evaluation work.
FoundryAI creates expert-reviewed coding and other technical-workflow data, RL-ready task suites, private model evaluations, and regression tests for AI development teams.
G2i supplies coding post-training data to AI labs (RL environments, evals, RLHF preference data, SFT datasets, scrubbed seed data) through managed projects or contract engineers placed on lab teams. It also runs an engineer hiring platform and tech conferences.
Through GLG Frontier, a practice it formally launched in October 2026 after working with frontier labs since 2023, GLG recruits credentialed professionals in medicine, science, law, finance and engineering to design model evaluations, write tasks and grading rubrics, review model outputs and red-team models for AI labs. Its main business is an expert network that connects investors, consulting firms, companies and law firms with industry experts, mostly through calls.
Good Start Labs builds game-based reinforcement-learning environments, turns gameplay into human and synthetic training data, and publishes evaluation benchmarks for AI labs. It also helps game publishers capture gameplay data and put AI agents into their games.
Pune-based company that offers benchmark licensing and custom model evaluations to AI labs and enterprises, and publishes BFSI-Bench, an Indian financial-regulation benchmark. It also creates, labels and reviews multimodal training data and screens egocentric video for embodied AI.
Handshake supplies frontier AI developers with expert-created training and evaluation data, reinforcement-learning environments, and licensed, de-identified operational records from real companies.
Hillclimb creates custom mathematics-focused reinforcement-learning environments and supervised fine-tuning data from expert problem-solving, selling them to frontier AI labs to train models and research agents.
Human Archive collects and labels real-world human video and synchronized sensor recordings, then licenses multimodal datasets to AI labs and robotics developers training physical-AI systems.
Huzzle Labs sells reinforcement-learning environments, expert-produced training data, evaluations, and custom-trained models to AI labs and enterprises seeking agents that can handle real software and business workflows.
iMerit sells expert-led data annotation, training-data creation, human feedback, model fine-tuning and evaluation services, alongside Ango Hub workflow software, to frontier AI labs, AI developers and enterprises building multimodal and domain-specific models.
Innodata provides AI developers and enterprises with training data, human feedback, annotation, reinforcement-learning environments, model evaluations, and red-teaming services for building and improving AI models and agents.
Intelligence runs DesignArena, where people vote between AI-generated websites, games, images, video and audio, and sells model evaluations to AI labs. It says it shares users' prompts, outputs and votes with AI model developers, who may train on them, after taking steps to remove identifiers like usernames; its terms let it charge for that use.
Invisible sells expert-created training data, model fine-tuning, evaluations, and custom reinforcement-learning environments to AI labs and developers; it also provides AI software and implementation support for enterprises.
A marketplace that curates and licenses human-contributed and rights-holder datasets—including video, images, audio, and text—for AI labs, research institutions, and enterprises training models.
Labelbox sells simulated reinforcement-learning environments, expert-generated preference and training data, and evaluation services to frontier AI labs; it also offers enterprise teams software for running agents on real company workflows.
Lightwheel sells physics-accurate simulation assets and environments, synthetic and human demonstration data, and evaluation tools to robotics and Physical AI teams training and validating robot models.
LightWrk sells expert-produced reasoning annotations, preference and training signals, and evaluation workflows to robotics, physical-AI, and world-model teams.
Luel licenses ready-made multimodal datasets and organizes custom collection campaigns for AI labs and developers, using paid contributors to supply rights-cleared audio, video, speech, sensor, and computer-use data.
LXT supplies AI developers and enterprises with custom and off-the-shelf training data, human annotation, evaluation, and RLHF services across text, speech, images, and video.
Markov sells computer-use datasets and task environments—including expert CAD, productivity, coding, and gaming workflows—to AI labs and developers training or evaluating desktop agents.
Maxinsights collects and annotates real-world egocentric video and multimodal human-motion data for robotics and physical-AI developers, and markets simulation and model-evaluation capabilities for robot and world models.
Mecka collects and structures real-world human activity into robotics training datasets, and provides data tools and evaluation and deployment support for robotics labs, frontier AI teams, and enterprises building embodied systems.
Mercor sells expert-created training data, reinforcement-learning environments, and evaluations and benchmarks to frontier AI labs and other AI developers. It also offers enterprise data licensing and evaluation services.
micro1 provides expert human data and post-training services, real-world RL environments, robotics data, and AI-agent evaluations for frontier AI labs, enterprises, and robotics teams.
microagi sells datasets of recorded human manual work to AI labs and runs Atlas, a service that records a factory's own tasks, trains robot models on that data and installs the robots on the line.
Midcentury sells real-world human-action and gameplay datasets, along with cloud simulation tools, to robotics developers, AI labs, and enterprises training and evaluating physical AI systems.
Miso Motion runs custom video collection for physical AI and robotics teams, recording consented professionals on paid jobs with one to six synchronized cameras and delivering redacted footage with per-clip records and optional task labels.
Navaday supplies expert-created training data and model evaluations across professional and technical fields. It manages specialists who write examples, correct existing data, compare model answers and produce held-out test sets. It also prepares and helps license business records for AI development.
NewtonX recruits professionals in finance, tech, healthcare and law, checks their identity and expertise, and uses them to run model evaluations, produce post-training datasets and audit annotation quality for AI developers. Its main business is B2B market research.
Nyne AI licenses workflow data from companies, de-identifies it and prepares training and evaluation datasets for AI labs, and connects labs with domain specialists. It also sells people and company data APIs built on its identity graph.
OpenTrain connects AI labs and developers with vetted human experts for RLHF, model evaluation, red teaming, and data annotation. Customers hire directly or use a managed team working in their existing tools.
Pareto supplies AI labs with specialist-created training data, evaluations, and RL environments that turn expert judgment into signals for assessing and improving frontier models.
Parsewave creates custom, expert-written datasets, solution traces, and evaluations for frontier AI labs and developers to train and test coding and other professional-domain models.
Perle supplies AI labs and developers with specialist-generated multimodal training data, annotation, RLHF and model evaluations through expert-led programs and managed workflows.
Poindexter Labs supplies expert data annotation and evaluation services to frontier AI teams, alongside syncronus, a collaborative platform for expert-led model training.
Prolific gives AI labs and developers access to verified participants and subject-matter experts to collect human feedback, training data, and model evaluations through a platform, API, or managed research service.
ReasonCore provides expert-curated AI training datasets, reinforcement-learning environments, and adaptive evaluations for frontier AI labs, emerging AI labs, and enterprises developing or deploying advanced models.
Revelo sells AI labs code-focused training data, evaluations, benchmarks, and RL environments, with expert-led data creation and managed workflows to help improve coding models and agents.
Rise Data Labs sells human- and synthetic-data production, annotation, and model-evaluation services to AI labs and enterprise model teams building and improving generative AI.
Sama sells human-in-the-loop data annotation, validation, evaluation, and training-data services to enterprise AI teams building computer-vision, multimodal, and generative AI models.
Sapien supplies human-created and expert-reviewed training data to AI developers, including data annotation, collection, curated datasets, and quality checks for AI outputs.
Scale sells AI labs and businesses custom training data, human feedback, annotation, RL environments, and model evaluations, alongside software to build, test, and deploy AI agents and applications.
Sepal supplies frontier AI labs and enterprise model teams with expert-created training and evaluation data, benchmarks, and reinforcement-learning environments for developing and testing models on specialized tasks.
San Francisco company that builds finance and coding RL environments, with tasks created by private equity professionals and senior software engineers, and sells ready-made environments, custom tasks, model evaluations and human preference data to frontier AI labs.
Sieve supplies AI labs and model developers with curated or custom-collected video, audio, image, and interaction data, plus annotations, evaluation sets, and interactive environments.
Snorkel sells expert-built training datasets, agent environments, benchmarks and evaluations—through ready-to-use products and custom data-development services—to frontier AI labs and enterprise AI teams.
SuperAnnotate sells AI data software and managed expert services to AI labs and developers, covering multimodal annotation, training data, model and agent evaluations, and reinforcement-learning environments.
Surge sells AI labs and developers expert-built training data, human feedback, evaluation benchmarks, and interactive reinforcement-learning environments to train and assess AI models and agents.
Tacit builds expert-authored life-science evaluations, scientific agent environments, and structured datasets to help frontier AI labs train and assess models on long-horizon biology, chemistry, and drug-development tasks.
TaskUs provides outsourced AI data operations for AI developers and enterprises, including data collection and labeling, expert feedback and RLHF, model evaluations and red-teaming, and robotics data services.
Taste Labs sells preference and reasoning data, rubrics, and evaluation environments to frontier AI labs for subjective design quality, and provides agent and app developers a Brand API and MCP tools to extract, search, and verify brand systems.
TELUS Digital supplies AI labs and developers with expert-built training data, annotations, agentic RL environments, red-team testing and evaluations, plus custom multimodal and physical-AI datasets and managed data-collection services.
TensorTest sells private evaluations, reinforcement-learning environments and expert-made training data to AI labs building creative agents, starting with video editing; its public TimelineBench benchmark scores agents on 56 editing jobs.
Toloka supplies AI labs and developers with human-expert and synthetic training data, agent environments, evaluations, and red-teaming to build and assess AI models and agents.
Trajectory Labs runs safety evaluations, expert red-teaming and RL environments that help AI labs find model vulnerabilities and measure safer behavior.
Traverse builds reinforcement-learning environments and training data for frontier AI labs, helping them train models on ambiguous professional work that depends on judgment, context, and long-horizon reasoning.
Turing supplies AI labs with training data, evaluations, and RL environments for coding, enterprise knowledge work, and STEM. It also helps large enterprises build and deploy AI agents in important workflows.
Uber AI Solutions provides custom AI data collection and annotation, specialist human feedback and RLHF, red-teaming, and model evaluation for frontier labs, enterprises, robotics firms, and autonomous-vehicle developers.
Ulam sells reasoning datasets, expert-reviewed traces, benchmarks, and verifier-backed RL environments—primarily for mathematics and STEM—to AI labs and developers.
Verita supplies vetted domain experts and manages project operations for AI labs, producing annotation, human-feedback and evaluation work, training data, and support for reinforcement-learning environments.
Vetto sells AI labs and developers expert post-training data, human evaluation, custom RL environments, and verifier-graded benchmarks to help train and assess models on practical tasks.
Vision Lab sells real-world factory video and SOP-linked annotations to AI and robotics teams, giving them structured examples of human tasks and industrial processes for training physical-AI models.
Wirestock supplies AI labs with licensed, creator-made multimodal data, offering catalog datasets and custom collections for training AI models.
XDOF collects robot teleoperation data and runs real-world policy evaluations for robotics labs and AI companies, and also supplies robotic systems and data tooling.
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