A nice, comprehensive yet accessible blog post about it can be found here[1], got submitted earlier[2] but didn't gain traction.
[1]: https://aaronparecki.com/2025/04/03/15/oauth-for-model-conte...
[1]: https://aaronparecki.com/2025/04/03/15/oauth-for-model-conte...
Really enjoyed the article he wrote, just wanted to promote it some more. I learned of several things that will be useful to me beyond MCP.