The State of MCP Monetization in 2026: Where Builders Actually Get Paid

I've spent the last few weeks building coinopai-mcp — a paid crypto intelligence MCP server — and one question kept coming up: where do you actually list and sell an MCP server? The MCP ecosystem has thousands of servers but most are hobby projects. The reason is simple: until recently, there was no way to get paid. Here's what the landscape actually looks like in May 2026. The Free Directories (Great for Visibility, Zero Revenue) mcp.so — Largest listing count, instant submission, ranks by GitH