Blog

The Word Your AI Quietly Redefined

A word can mean one thing to you and another to the model. The fix is not a bigger glossary — it is a written definition paired with behavior that matches it.

git

A hidden default co-signed 206 of my 227 public commits as AI — and how I stopped it

For months an assistant default added an AI co-author line I never approved to my commits. Here is what it did and the three-layer fix that stops it without rewriting history.

ai-agents

I asked the agent 'did you really do it?' — seven verified fixes weren't

An autonomous agent reported every task done. Reading its reports against the actual code, seven items it marked verified were not. A note on verification discipline.

open-data

Finding Use Cases and Working Them Off

A capability nobody can see is a capability nobody believes. How I made an abstract data catalog real by picking one Berlin open-data use case and working it end to end.

llm

How do you know a definition actually landed? Grade it with a second model.

You can measure whether a definition landed instead of trusting that it read well. Four cheap checks I used while grounding a vocabulary for an AI assistant.

mcp-protocol

The seven ways an MCP server says 'pay me' — and why your tooling sees none of them

A validator found zero of 100 payment-enabled MCP servers asking for money. By hand, 83 asked on the spot. Here is the map, and why standard tooling misses it.

mcp-ui

Beginner’s Guide: Agents That Pay for Themselves — X402, MCP, and On-Chain Actions in Chat

Imagine an agent that doesn’t just “call this API” or “hit that backend” for you, but also pays along the way: 0.01 USDC for a full article, a small amount for an…

chatgpt-apps-sdk

From DeFi Summer to x402 Summer: MCP, X402, and the Fragmented Web

Looking at AI and crypto in December 2025, it feels like someone hit time-lapse x10.

bitcoin

Digital Matter Theory: The Future of NFTs

As we step into the digital dawn of 2024, the landscape of Non-Fungible Tokens (NFTs) is undergoing a remarkable evolution, heralding the arrival of the Bitcoin NFT…

openai

Building Knowledge: Customizing GPT for Unique Use Cases

In this post, I’d like to share my initial experiences in creating my first custom GPT model.