MCP

Politely Ignored

5 minute read

My MCP server answered tools/list, validated every argument it was handed, and went completely unused. The model preferred its own browser extension, and not...

The Tooltip That Signed Me Out

6 minute read

My agent decided my Amazon session had expired while looking at a page Amazon only serves to people who are signed in. The culprit was a hidden tooltip, and ...

Let It Crash Stops at stdin

7 minute read

I have been building a personal agent as an MCP server in Elixir, and the transport turned out to be the interesting part. A single malformed request killed ...