Hacker News new | ask | show | jobs
by zamalek 93 days ago
Yes, MCP instructions are a blob that is injected at the start of the context. That file is prefixed to the agent specific help[1] for the instructions (that is returned if --help is invoked with CLAUDE=1 or AGENT=1).

[1]: https://github.com/jcdickinson/ferrisfetch/blob/main/cmd/age...
1 comments
antihero 92 days ago
Ah cool, that said: If your tool is primarily for Claude Desktop (or mobile if hosted), that surely needs the MCP to actually do anything right?
link
zamalek 92 days ago
I'm not sure about Claude Desktop (it must surely have CLI access?), but I think your line of thinking is correct.
link