# Aggregation LineHub's Perp Aggregator aggregates major Perp DEXs across various chains, providing users with access to a wide range of liquidity pools. This aggregation ensures optimal order execution by automatically selecting the most efficient exchange for each transaction. This approach guarantees that traders enjoy the most favorable conditions for their trades, maximizing efficiency and profitability. Our system is specifically designed to handle the complexities of multi-chain trading while providing a seamless user experience. --- # Agent Instructions: Querying This Documentation If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question. Perform an HTTP GET request on the current page URL with the `ask` query parameter: ``` GET https://docs.linehub.io/linehub-products/aggregation.md?ask= ``` The question should be specific, self-contained, and written in natural language. The response will contain a direct answer to the question and relevant excerpts and sources from the documentation. Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.