Best RLHF Companies

Vendor profileChecked Nov 8, 2026

Invisible Technologies

Invisible Technologies Inc. · invisibletech.ai · Last checked:

  • Managed post-training data
  • Expert network (Meridial)
  • Evaluation & red teaming

Company status

Active, privately held.

Sources 1, 2, 3 · checked 2026-11-08

Capabilities

  • AI training for frontier labs: annotation, training, and evaluation with domain experts
  • Red teaming, fine-tuning, and policy-informed evaluations
  • Meridial expert network; Synapse evaluations
  • Multimodal expert work including 3D modeling, video annotation, and audio

Sources 1, 2, 3 · checked 2026-11-08

Who it tends to fit

  • Labs that want a managed post-training partner with sourced domain experts
  • Teams combining fine-tuning data with safety evaluation

Sources 1, 2, 3 · checked 2026-11-08

Pricing

Contact vendor (book a demo)

Sources 1, 2, 3 · checked 2026-11-08

Published certifications

  • SOC 2 Type 2 (Trust Portal)
  • HIPAA, GDPR (data processor), PCI DSS SAQ A, Cyber Essentials Plus, DoD CMMC (listed as frameworks on Trust Portal)

Listed as stated by the vendor. Scope can differ by product or subsidiary; request current reports.

Sources 1, 2, 3 · checked 2026-11-08

Limitations to check

  • No public pricing
  • AI training page describes fine-tuning and evaluation but does not detail preference data formats; ask for samples
  • Company also sells enterprise automation; confirm the team assigned to post-training work

Sources 1, 2, 3 · checked 2026-11-08

Sources

  1. AI training page: research-grade annotation, training, and evaluation; red-teaming, fine-tuning, policy-informed evaluations; Meridial expertsinvisibletech.ai/ai-trainingChecked 2026-11-08
  2. Trust Portal: SOC 2 Type 2 document and listed frameworksinvisibletech.ai/trustChecked 2026-11-08
  3. Homepage: Meridial expert network, Synapse evaluationsinvisibletech.ai/Checked 2026-11-08

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