A test that fails when your docs lie

A @tool function is twelve lines. What the model receives is a contract written in your docstring — and 38 of the 46 built-in tools are being replaced.

OpenAI's November 4 research post, "A thousand fewer paths to root," reports a striking result: a...

According to Forever Security, a web page can save a file into ~/Downloads without a click, and a...

Same open source bug, same brief, hidden tests the models never saw. 8 of 9 free models fixed it, the fastest in 84 seconds. The interesting part was how the others went wrong.

Vector search sits underneath many AI features: retrieval for RAG, semantic caching, agent memory....

I was working out how much disk Kimi K3.1 Pro would need, and the model page gave me two numbers that...

How the US tariff schedule is structured, why copied codes go stale, and a small offline package (with an MCP server) that checks them against the official USITC data.

Reaching for `TODO` comments in code samples is an easy habit, but it creates broken execution paths and causes AI agents to generate incomplete code. Here is why we need to move toward **Executable Contracts** and how we can fix our sampl…

CLAUDE_CODE_SUBAGENT_EFFORT sets the effort subagents use when nothing else names one. Run one task twice in two worktrees and compare cost on your own repo.

Audit of the 78-row SWE-bench Verified board on Hugging Face: 0 verified, 51 open PRs, 9 rows above swebench.com's best, one repo spanning 23 points.