Align across text, image, audio & video.

Quality human feedback on the cross-modal relationships automated systems miss - collected natively, with structured annotations at the point of submission.

4.3M+
Verified participants
150+
Countries
<1%
Fraud rate
Align across text, image, audio and video

Every modality,
real human labels.

Experts annotate and judge across text, image, audio, and video.

01

Recruit modality experts

Verified specialists for your data type and domain.

Recruited
Verified specialists
Your data type & domain
Hand-picked per project
02

Annotate & label

Bounding boxes, transcription, captioning, and classification.

In the task
Bounding boxes & transcription
Captioning & classification
Text, image, audio & video
03

Structured multimodal data

Consistent, auditable labels across every modality.

Delivered
Consistent, auditable labels
Across every modality
Ready to train

A loop that compounds.

Real human judgment, on a loop.

Improve your models with feedback from real, verified participants.

Recruit, gather human judgment, train, and evaluate - then run it again.

The loop
Recruit verified participants
Collect human feedback
Train & align
Evaluate & benchmark
Every cycle improves the model
01 Recruit verified participants
02 Collect human feedback
03 Train & align
04 Evaluate & benchmark

Built for high-quality AI data.

Verified human expertise, quality controls, and the full pipeline - from evaluation to fine-tuning.

Verified human expertise
01

Verified human expertise

Domain experts and everyday users - identity-verified across 150+ countries and 100+ languages.

Domain expertsNative speakers4.3M+ verified
Quality controls built in
02

Quality controls built in

Attention checks, inter-rater agreement, and fraud prevention keep every dataset clean.

Identity verifiedPass
Agreement scored0.91
Fraud kept outClean
The full pipeline
03

The full pipeline

Evaluation, preference data, annotation, and fine-tuning - delivered into your stack via API.

EvaluationRLHFAnnotationAPI delivery

One panel for every data need.

Evaluation, alignment, and fine-tuning data - from the same verified human network.

Evaluation & red-teamHuman judgment
Jesse T.
AI evaluator · verified
Rate & rank model outputSCORED
Adversarial red-teamingSAFETY
Benchmark model to modelBENCH
Real human judgment - not synthetic scores
Preference & alignmentStructured
Daniel K.
Preference rater · RLHF
Pairwise preference dataRLHF
Instruction & demonstrationSFT
Iterated on a cadenceLOOP
Alignment data your pipeline can ingest directly
Fine-tune & annotateAny modality
Sammy L.
Domain expert · fintech
Text, image, audio & videoMULTI
100+ languages & culturesGLOBAL
Domain-expert annotationEXPERT
Training data across every modality and market

A global network of verified experts.

Wherever your model ships, recruit the real people who can judge it - by domain, language, and culture.

Verified participants 1M+ 100K–1M 20K–100K 5K–20K <5K No coverage

150+ countries

Recruit experts and everyday users wherever your model is used - real local judgment, not a US-only sample.

100+ languages

Multilingual and cross-cultural data from real native speakers - for models that work everywhere.

Verified & fraud-free

Identity-checked participants, sourced directly - never scraped, borrowed, or synthetic.

Before Respondent, recruiting payroll administrators at small to medium businesses was a very manual process. Respondent consolidated all of that recruiting into one tool.
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