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VERIFIED SOFTWARE PROFILE

Vectara (HHEM Hallucination Engine)

AI Evaluation & Testing

Headquarters San Jose, USA
Starting price $0 / $99/mo
Last verified 25 Aug 2026 Editorially verified

What this platform provides

GenAI platform hosting the open Hughes Hallucination Evaluation Model (HHEM) for measuring factual consistency in RAG outputs.

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Capabilities

testing-monitoringai-transparency

Relevant compliance capabilities

  • Article 15 (System Accuracy & Reliability)
  • Article 50 (Hallucination Control)

Recorded limitations

  • RAG and hallucination evaluation tool; does not generate legal Annex IV dossiers
Verification note

This profile is informational and is based on the source information recorded in the Navigator data set. It is not a legal certification or endorsement.

Framework reference: Regulation (EU) 2024/1689