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LLM Hallucination Leaderboard
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LLM Hallucination Leaderboard

huggingface.co·LLM eval & observability

LLM Hallucination Leaderboard is a web app that presents evaluation results of large language models' hallucination rates. Users can filter by model, size, type, and data slice to analyze performance, supporting transparency and research in AI model development.

Free
WebSelf-hostedCloud-managed
L
LLM Hallucination Leaderboard preview
Visit huggingface.co↗

Overview

5 features

LLM Hallucination Leaderboard sits in PulseGate's LLM eval & observability category. It focuses on comparing and evaluating hallucination rates across different large language models for transparency and research. LLM Hallucination Leaderboard is a B2B product aimed at AI researchers and model evaluators. LLM Hallucination Leaderboard costs nothing to use. The product ships for the web, and it can be self-hosted.

vectara builds and maintains LLM Hallucination Leaderboard, and the product first shipped in 2024. Among its 5 catalogued features are leaderboard view, model filtering, and data slice filtering.

  • ✓Leaderboard view
  • ✓Model filtering
  • ✓Data slice filtering
  • ✓Hallucination metrics
  • ✓Interactive charts

Tags

llm-evaluationhallucination-metricsmodel-comparisonleaderboardai-benchmark

AI capabilities

Structured

Built with & integrations

Hosting
aws
AI providers
meta_llamalocal_oss
Runs on
BrowserSelf-hostedCloud-managed

Trust & compliance

LicenseProprietary
Verified signals
✓ HTTPS✓ Free tier

Recent events

Latest indexed changes and source events

  1. IndexedJul 10, 7:15 PM

    vectara/leaderboard verified by the PulseGate indexer

    Source: PulseGate indexerOpen ↗

Frequently asked questions about LLM Hallucination Leaderboard

What is LLM Hallucination Leaderboard?
LLM Hallucination Leaderboard focuses on comparing and evaluating hallucination rates across different large language models for transparency and research. It is catalogued under LLM eval & observability on PulseGate.
Who should use LLM Hallucination Leaderboard?
LLM Hallucination Leaderboard is a B2B product built for AI researchers and model evaluators.
Does LLM Hallucination Leaderboard have a free plan?
Yes — LLM Hallucination Leaderboard is free to use.
What platforms does LLM Hallucination Leaderboard run on?
LLM Hallucination Leaderboard runs on the web. It can also be self-hosted.
Is LLM Hallucination Leaderboard still active?
PulseGate's automated liveness checks currently classify LLM Hallucination Leaderboard as active.
What tools are similar to LLM Hallucination Leaderboard?
Similar tools tracked by PulseGate include Hallucination Evaluation Leaderboard, Leaderboard, and Open LLM Leaderboard.Hallucination Evaluation LeaderboardLeaderboardOpen LLM Leaderboard
Who develops LLM Hallucination Leaderboard?
LLM Hallucination Leaderboard is developed by vectara.
How long has LLM Hallucination Leaderboard been around?
LLM Hallucination Leaderboard first shipped in 2024.

At a glance

Pricing
Free
Platforms
Web
Languages
English
First seen
Jan 14, 2024
Activity
🟢 Active
Status
🟢 Active
Built for
AI researchers and model evaluators
Model
B2B
Solves
Comparing and evaluating hallucination rates across different large language models for transparency and research.

Developer

vectara

Live coverage

Confidence
High · 94
Indexed
Jul 10, 2026
Lifecycle
Alive
Activity
Active
First seen
Jan 2024
Last seen
6d ago
Identity audit (9)
Entity ID
cmrfbg45l04nepyappnuw38et
Slug
vectara-leaderboard-huggingface-co
Verification state
Indexed for public listing
Claim / listing state
Unclaimed · listed: yes
Index status
Included in index
Latest evidence snapshot
Jul 10, 2026
Timeline basis
Indexed-at chronology (no inferred launch/funding milestones).
Last updated
Jul 10, 2026
Canonical URL
https://huggingface.co/spaces/vectara/leaderboard

Similar apps

Other apps tracked under the same category.

  • Hallucination Evaluation Leaderboard
    huggingface.co
  • Leaderboard
    huggingface.co
  • Open LLM Leaderboard
    huggingface.co
  • Hebrew LLM Leaderboard
    huggingface.co
  • NPHardEval Leaderboard
    huggingface.co
  • Open LLM Leaderboard
    huggingface.co