> For the complete documentation index, see [llms.txt](https://optim-finance.gitbook.io/optim-finance/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://optim-finance.gitbook.io/optim-finance/leviathan/english/core-concepts/sequencers.md).

# Sequencers

Sequencers are specialized nodes that play a critical role in managing and optimizing transaction processing on Layer 2 rollup networks.