Benchmark
OmniScience Benchmark
What is OmniScience?
OmniScience is a broad scientific knowledge and reasoning benchmark that measures both answer accuracy and non-hallucination (calibrated abstention) across…
- Modality
- text
- Evaluates
- reasoning, science, knowledge
- Openness
- unknown
- Importer
- LLM Stats
- Reported scores
- 3
Source provenance
- Original evidence https://api.zeroeval.com/leaderboard/benchmarks/omniscience?top_n=500
OmniScience results and reported scores
LLM Stats
| Model | Organization | Reported value | Reported | Evidence |
|---|---|---|---|---|
| Grok 4.5 | xAI | 0.52 | 2026-07-16 | evidence |
| Nemotron 3 Ultra (550B A55B) | NVIDIA | 0.787 | 2026-06-04 | evidence |
| Nemotron 3.5 Lightning (30B A3B) | NVIDIA | 0.175 | 2026-08-11 | evidence |
Scores are partitioned by the source that reported them and are never merged into a single cross-source ranking, because the sources measure different things and say so.