@lamas51

Boris Kl

@lamas51Joined August 2026

I run my own servers and write about what breaks.

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IT since 1999. These days mostly self-hosted infrastructure and automation — Linux servers I administer myself, n8n, and a lot of work with MCP servers. I write up what breaks and what I check before it does.

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BKBoris Kllamas51.hashnode.dev4d ago · 6 min read

Your MCP server works in the demo. Here's why the model still ignores your tool.

The server was done. tools/list returned all six tools. The inspector lit up green on every one. I wired it into a real chat, asked the kind of question it was built for, and the model reached for the

Boris Kl

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Boris Kl's blogs

Recently published

Your MCP server works in the demo. Here's why the model still ignores your tool.

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Boris Kl

About

Available for

Boris Kl's blogs

Recently published

Your MCP server works in the demo. Here's why the model still ignores your tool.