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Prompt Caching in LLMs, Measured on Our Own Bill

Prompt Caching in LLMs, Measured on Our Own Bill

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6 min read
Challenging myself

Challenging myself

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1 min read
My Code Works. An AI Wrote It. Neither of Us Knows Why.

My Code Works. An AI Wrote It. Neither of Us Knows Why.

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3 min read
Why you can't trust LLMs with financial math (and how MCP fixes it)

Why you can't trust LLMs with financial math (and how MCP fixes it)

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3 min read
CanvasKit Layout Traps: The Unbounded Constraint Bug That Only Blanks Release Builds

CanvasKit Layout Traps: The Unbounded Constraint Bug That Only Blanks Release Builds

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12 min read
What will this actually cost per month? A method for pricing an LLM workload before you commit

What will this actually cost per month? A method for pricing an LLM workload before you commit

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6 min read
AI's Worst Failure Mode Isn't Hallucination

AI's Worst Failure Mode Isn't Hallucination

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10 min read
Project Log #18: I Took a Month Off. Here's Where the Agent Stands.

Project Log #18: I Took a Month Off. Here's Where the Agent Stands.

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2 min read
Startups ask for the cheapest option first. It is not a question about price.

Startups ask for the cheapest option first. It is not a question about price.

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8 min read
How to Review Pull Requests Without a Meeting

How to Review Pull Requests Without a Meeting

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3 min read
The two biggest AI models this week are named after a hatchback and a fairy tale

The two biggest AI models this week are named after a hatchback and a fairy tale

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1 min read
A reader said my gate was checking the wrong thing. Proving him right broke my harness twice

A reader said my gate was checking the wrong thing. Proving him right broke my harness twice

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4 min read
The TomeVault Instruction Corpus (2026-07)

The TomeVault Instruction Corpus (2026-07)

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6 min read
PYTHON-3 DAY -7

PYTHON-3 DAY -7

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1 min read
TypeScript Access Modifiers in 2026: Why `private` Fields Beat `#` and When the Opposite Is True

TypeScript Access Modifiers in 2026: Why `private` Fields Beat `#` and When the Opposite Is True

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10 min read
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