RULER at 128K context (RULER (128K))
We show this table for reference; we do not rank on it.
Synthetic long-context benchmark of retrieval, multi-hop tracing, aggregation and question answering, scored at a 128K-token context.
Benchmark score on RULER (128K) — October 29, 2026
We compile the RULER (128K) rows from provider self-reports. LFM3-1.7B is the only currently displayable sourced row, at 65.56%. We do not use these results to rank models overall.
1 modelReasoningRefreshingDisplay onlyUpdated October 29, 2026
Benchmark score table (1 model)
| Rank | Model / configuration | Score | Parameters (B) | Open / closed |
|---|---|---|---|---|
| 1 | LFM3-1.7BLiquidAI | 65.56% | Not reported | Open |
How to read this leaderboard
Operator receipt: 1 sourced row is currently displayable on this page; the only currently displayable sourced row is LFM3-1.7B at 65.56%.
Honest limit: Only Liquid AI-run results are stored so far, from one launch table. Display-only and excluded from weighted ranking.
About RULER (128K)
Year
2024
Tasks
Synthetic long-context tasks
Format
Overall accuracy
Difficulty
Long-context retrieval and tracing
Liquid AI reports it for LFM3-1.7B (October 27, 2026), served with vLLM at full context. Kept apart from the 64K RULER lane because scores fall as context grows.
Freshness and provenance
Version
RULER (128K) 2024
Refresh cadence
Annual
Staleness state
Refreshing
Question availability
Public benchmark set
BenchLM uses freshness metadata to decide whether a benchmark should still be treated as a strong differentiator, a benchmark to watch, or a display-only reference. For the full scoring policy, see the BenchLM methodology page.
Questions
What does RULER (128K) measure?
Synthetic long-context benchmark of retrieval, multi-hop tracing, aggregation and question answering, scored at a 128K-token context.
Which model scores highest on RULER (128K)?
LFM3-1.7B by LiquidAI currently leads with a score of 65.56% on RULER (128K).
How many models are evaluated on RULER (128K)?
1 AI models have published results on RULER (128K) in the BenchLM catalog.
Know when it’s worth switching models
The model to choose, the cheaper alternative, and the release we would wait on.
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