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The failing probe proves your checker is alive. It does not prove it can see.

The failing probe proves your checker is alive. It does not prove it can see.

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6 min read
Convert CONTRIBUTING.md Into an Executable Preflight Gate Before an OSS Patch Leaves Your Fork

Convert CONTRIBUTING.md Into an Executable Preflight Gate Before an OSS Patch Leaves Your Fork

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6 min read
Pin the Schema Before a Free Model Can Write

Pin the Schema Before a Free Model Can Write

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7 min read
The solution arrived before the problem

The solution arrived before the problem

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1 min read
Five payloads real MCP clients send — and what a strict MCP server does with them

Five payloads real MCP clients send — and what a strict MCP server does with them

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7 min read
Thirty seven tests failed the day our runner stopped running them in order

Thirty seven tests failed the day our runner stopped running them in order

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2 min read
Small Decisions Don't Need a Big Model

Small Decisions Don't Need a Big Model

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2 min read
Sample files you can hotlink: 228 CC0 test fixtures with stable URLs

Sample files you can hotlink: 228 CC0 test fixtures with stable URLs

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2 min read
HTTP 200 does not mean your page rendered

HTTP 200 does not mean your page rendered

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3 min read
Block the Agent Patch Until a Second Process Replays the Witness

Block the Agent Patch Until a Second Process Replays the Witness

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6 min read
Before you count a replication's null, plant the claim in its own data

Before you count a replication's null, plant the claim in its own data

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14 min read
Your AI judge might be grading luck, not decisions

Your AI judge might be grading luck, not decisions

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11 min read
A Claim Outlives the Mechanism It Denies

A Claim Outlives the Mechanism It Denies

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5 min read
Your AI agent can fill in a signup form. It can't read the verification email.

Your AI agent can fill in a signup form. It can't read the verification email.

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4 min read
I ran claude plugin eval on 89 skills. The trigger rate fell from 100% to 55.6%.

I ran claude plugin eval on 89 skills. The trigger rate fell from 100% to 55.6%.

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Comments 1
8 min read
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