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Notes on AI, automation and software engineering.

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Jun 3, 2026 · 5 min

Why I built aryrabelo.com from scratch

A personal hub that is a lead engine, a self-hosted link-in-bio, a bilingual portfolio, and a blog. All self-hosted on Cloudflare, no data outsourced.

engineering ai automation

Jun 2, 2026 · 11 min
I measured MCP vs a CLI for agent search. The MCP used 17x more tokens per call.

The same Google search through SerpApi's serpapi-mcp and through serp, a small MIT CLI. The MCP put 771 tokens into context before searching and 6,047 per call; the CLI, 0 and 351. The measurement, and why it matters for agents.

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Blog

Why I built aryrabelo.com from scratch

I measured MCP vs a CLI for agent search. The MCP used 17x more tokens per call.