Systems and methods for dynamically chunking for delivery instances are provided that automatically implement chunking strategies based on one or more chunking considerations related to a request for a media file. These systems and methods may be part of a larger media servicing network that can be used to, among other things, process uploaded media content, provide it for streaming/downloading, and collect metric information regarding the streaming/downloading. The disclosed systems and methods provide for receiving a request having a Uniform Resource Locator (URL) and providing an index file to implement chunking strategies based on chunking considerations associated with the request.