I've been building https://gasbyai.com, a beautiful chat UI that support self-hosted, with ChatGPT plugins, extract content from pdf/url. GasbyAI supports Azure, OpenAI, and custom API endpoints in case you want to run with your own models
The results are actual answers from StackOverflow.
The problem it has now is sometimes, answers can be the actual code. Or sometime, the answers is about explaining something (the code on those answers are not whole).
Besides, VSCode isn't officially support inline-completion yet. So this extension can only run on VSCode Insider for now