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    Writing

    Notes from the terminal.

    Long-form notes on the systems I build: 3D on the web, agents, payments, Linux.

    2 posts · 15 tags · since 2025
    mcp 1model-context-protocol 1oauth-21 1ai-agents 1nestjs 1security 1authorization 13d 1
    October 6, 2026 · 7 min read · MCP · Model Context Protocol

    The Tool List Is the Permission Check: Building a Per-User MCP Server with OAuth 2.1

    How I put a warehouse system inside Claude and ChatGPT without giving any model more access than the person using it: one MCP server inside the existing API, tools gated at registration, an audience check on every token, and a write ledger for agent retries.

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    May 13, 2025 · 6 min read · 3D · Three.js

    Optimizing 3D Models for the Web using Draco and other tools

    Learn how to optimize 3D models for web using GLB format, gltf-transform, and Three.js best practices. See real results: 85% file size reduction and 116% performance improvement.

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