Sorting LiteLLM GitHub issues by difficulty to implement. Higher = harder.

{
Concurrent quota enforcement requires race-safe accounting, correct distributed behavior, and regression testing under load; the provider addition is comparatively localized to an adapter, request formatting, and basic validation.
}
https://github.com/berriai/litellm/issues/18730 5:1 https://github.com/berriai/litellm/issues/29570