Astral Codex Ten has a paid subscription option. You pay $10 (or $2.50 if you can’t afford the regular price) per month, and get:

• Extra articles (usually 1-2 per month)
• A Hidden Open Thread per week
• Access to the occasional Ask Me Anythings I do with subscribers
• Early access to some draft posts
• The warm glow of supporting the blog.

https://www.astralcodexten.com/p/subscrive-drive-2024-free-unlocked