> For the complete documentation index, see [llms.txt](https://docs.p4.software/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.p4.software/p4warehouse-english/collaboration-1/messaging.md).

# Messaging - Chat

P4 Warehouse

Warehouse chat is a powerful tool used in the communication with PDT users to give real time instructions. The chat is bi-directional so the PDT user can also reply and seek instructions from the Web Dispatcher.

![P4 Warehouse Chat](https://2764542787-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MdqvtgkbuySRnxUkZY_%2F-MkMnFNd74I7K5690HcF%2F-MkMnGZG4eV17Zxf0ros%2Fimage.png?alt=media\&token=911de288-19b8-4fe1-b8ba-3ad2638f3953)

![P4 Warehouse PDT user reply via chat](https://2764542787-files.gitbook.io/~/files/v0/b/gitbook-legacy-files/o/assets%2F-MdqvtgkbuySRnxUkZY_%2F-MkMnFNd74I7K5690HcF%2F-MkMnuO_VKtuEI8OFzqL%2Fimage.png?alt=media\&token=275163e5-11dd-4048-a31f-4db94e50f0f4)