Expert human data for AI labs

Real-world expertise, crystallized into training data.

Suralto captures, labels, and verifies data from people who actually do the work — skilled tradespeople, voice talent, and domain experts — so your models perform outside the lab.

6Data categories
6Step consent & QA pipeline
10+Skilled trades covered
5+Delivery formats
ElectricalPlumbingFramingDrywallConcreteHVACRoofingWeldingFinanceHealthcareLegalSoftware engineeringMathematicsPhysicsChemistryMultilingual speechCustomer supportLogisticsElectricalPlumbingFramingDrywallConcreteHVACRoofingWeldingFinanceHealthcareLegalSoftware engineeringMathematicsPhysicsChemistryMultilingual speechCustomer supportLogistics
What we deliver

One partner for every kind of expert data.

From the job site to the benchmark suite: collection, labeling, and evaluation across modalities and domains.

Physical AI & robotics

Egocentric first-person video from skilled trades, with step timestamps, narration, and expert notes.

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Voice & speech AI

Natural recordings, accurate transcripts, intent and tone labels, and voice-agent evaluations.

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Evaluations & benchmarks

Expert-written eval questions, grading rubrics, and red-teaming that finds real failure modes.

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Expert tasks & RL data

Agent tasks, trajectories, and preference data from practitioners in finance, health, law, code, and STEM.

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Multimodal & vision

Image and video annotation: bounding boxes, segmentation, keypoints, and captioning.

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Custom programs

Something not on the list? We scope bespoke collection and labeling programs around your spec.

Scope a program →
Domains

Wherever expertise lives, we capture it.

01
Physical AISkilled trades

Welding, electrical, plumbing, framing, concrete, HVAC, roofing and more — captured first-person on real sites.

02
SpeechVoice & speech

Natural and scripted speech across accents and languages, with transcripts, intent and tone.

03
Physical AIRobotics & automation

Manipulation-relevant footage and labels for robot learning and world models.

04
RL & evalsCode & agents

Software engineers author tasks, trajectories and rubrics for coding and computer-use agents.

05
Physical AIField operations

Installations, inspections and repairs — the long tail of how real work gets done.

06
Expert tasksFinance · Health · Legal · STEM

Credentialed professionals write expert tasks, evals and preference data in their own domain.

How it works

From expert to dataset, in six controlled steps.

A pipeline designed for quality and consent at every stage. Scroll to follow the data.

01

Source

Vetted experts matched to your spec.

02

Capture

Real work, real sites, clear guidelines.

03

Privacy

Faces and PII blurred or redacted.

04

Label

Domain experts annotate and explain.

05

QA

Multi-pass review, senior arbitration.

06

Deliver

Your schema to S3 or Hugging Face.

See the full process →

What you receive

Labels with the context models need.

Every record ships with structured annotations written by practitioners: what was done, how, why — and what an expert would flag that a generalist would miss.

  • Time-aligned steps, actions, and labels
  • Expert notes and rationale
  • Your taxonomy, schema, and format
  • Privacy and consent flags on every record
Every delivered recordYour schema
Source
Domain, task, modality, expert role & experience
Content
Media or text, with timestamps where relevant
Labels
Steps, actions, objects, intents, rubrics, scores
Expert notes
Rationale, technique, edge cases
Privacy
Face blur & PII redaction flags
Consent
Contributor agreement & site/owner consent
QA
Review passes and approval status
Format
JSON · JSONL · CSV · parquet · COCO
Captured where the work happensEgocentric
Speech with intentVoice
Built for robot learningPhysical AI
Quality & trust

Built to hold up to your legal and research review.

Real experts

Contributors are working practitioners in the domain they label — not anonymous crowds.

Documented consent

Contributor rights agreements and site/owner consent, recorded per capture.

Privacy by default

Faces and PII blurred or redacted before data reaches labeling or delivery.

Secure delivery

Access-controlled delivery to your storage, in the formats your pipeline expects.

Read our trust & consent approach →

Start with a sample

See the data before you commit.

Tell us what your model needs to learn. We’ll scope a pilot and send a sample set in your schema.