ABF (Long-context / context-window extension): superseded — cited as a baseline and beaten by newer methods. 1 paper(s) critique it, 2 beat it on benchmarks — #21 of 53 most-superseded. Sub-problem: cluster led by LongLoRA. Newer alternatives in the same sub-problem include EndPrompt.

Long-context / context-window extension

ABF

Superseded baseline#21 of 53 most-superseded

Superseded — cited as a baseline and beaten by newer methods

1 papers critique it · 2 beat it on benchmarks

What papers say

Verbatim critique sentences, each from a paper that cites ABF as a baseline.

these methods typically require finetuning to achieve extension, which can be resource and time-intensive given the quadratic complexity of Transformers

— LLM Maybe LongLM: Self-Extend LLM Context Window Without Tuning

What to use instead

Recent methods in the same sub-problem, not yet superseded in the knowledge base — arXiv benchmark leaders, not vetted production recommendations.

EndPromptEndPrompt: Efficient Long-Context Extension via Terminal Anchoring
May 14, 2026