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OmniScience (non-hallucination rate)

Progress Over Time

Interactive timeline showing model performance evolution on OmniScience (non-hallucination rate)

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OmniScience (non-hallucination rate) Leaderboard

1 models
ContextCostLicense
1
xAI
Grok 4.5New
xAI
—500K$2.00 / $6.00
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About this benchmark

What is OmniScience (non-hallucination rate)?

OmniScience variant that reports the non-hallucination rate, defined as one minus the hallucination rate.

OmniScience (non-hallucination rate) is a text benchmark evaluating models on knowledge, reasoning, and science tasks. LLM Stats tracks 1 models on this benchmark, scored on a 0–1 scale. The current average is 0.5, with the leader at 0.5.

Compare leaders on the best AI for knowledge, best AI for reasoning and best AI for science leaderboards.

Current leaders

Grok 4.5 from xAI currently leads the OmniScience (non-hallucination rate) leaderboard with a score of 0.460 across 1 evaluated AI models.

1Grok 4.5xAI46.0%

FAQ

Common questions about the OmniScience (non-hallucination rate) benchmark and leaderboard.

What is the OmniScience (non-hallucination rate) benchmark?

OmniScience variant that reports the non-hallucination rate, defined as one minus the hallucination rate.

What is the OmniScience (non-hallucination rate) leaderboard?

The OmniScience (non-hallucination rate) leaderboard ranks 1 AI models based on their performance on this benchmark. Currently, Grok 4.5 by xAI leads with a score of 0.460. The average score across all models is 0.460.

What is the highest OmniScience (non-hallucination rate) score?

The highest OmniScience (non-hallucination rate) score is 0.460, achieved by Grok 4.5 from xAI.

How many models are evaluated on OmniScience (non-hallucination rate)?

1 models have been evaluated on the OmniScience (non-hallucination rate) benchmark, with 0 verified results and 0 self-reported results.

What categories does OmniScience (non-hallucination rate) cover?

OmniScience (non-hallucination rate) is categorized under knowledge, reasoning, and science. The benchmark evaluates text models.

What's the difference between OmniScience (non-hallucination rate) and OmniScience?

OmniScience (non-hallucination rate) is a variant of OmniScience. See the OmniScience leaderboard for the broader benchmark and per-model comparison.

Which model offers the best value on OmniScience (non-hallucination rate)?

Among models scoring within 10% of the leader, Grok 4.5 from xAI is the cheapest, at $2.00 per million input tokens with a score of 0.460.

How recent are the OmniScience (non-hallucination rate) leaderboard results?

The OmniScience (non-hallucination rate) leaderboard was last updated in July 2026 and currently includes 1 evaluated models.
OmniScience (non-hallucination rate) Leaderboard