# Async IO in Postgres 18

**Date:** 2025-09-13  
**Author:** Kees C. Bakker  
**Original:** https://keestalkstech.com/notes/async-io-in-postgres-18/

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Postgres 18 is coming. Async IO seems big!

> Postgres 18 is adding asynchronous i/o. This means faster reads for many use cases. This is also part of a bigger series of performance improvements planned for future Postgres, part of which may be multi-threading. Expect to see more on this in coming versions.

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                    ![](https://imagedelivery.net/lPM0ntuwQfh8VQgJRu0mFg/24623c31-81a1-4004-3cbf-cb8511db4500/public)
                
            
            
                Get Excited About Postgres 18 | Crunchy Data Blog
                New to Postgres 18, features like asynchronous i/o, uuid v7, b-tree skip scans, and virtual generated columns.
                                    www.crunchydata.com
                            
        
    ](https://www.crunchydata.com/blog/get-excited-about-postgres-18)