Large language models have enormous context windows now. That does not mean they use all of that context reliably. As prompts grow, models can miss details, lose track of relationships, or produce plausible summaries instead of doing the exhaustive work a question requires.
Source: [Dev.to](https://dev.to/rickeshtn/can-a-cheap-model-beat-a-frontier-model-rebuilding-recursive-language-models-with-codex-2m45)