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Building a Persona Engine: How We Make AI Sound Like Different People

Building a Persona Engine: How We Make AI Sound Like Different People

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6 min read
Measuring LLM ROI: the 5 metrics that matter, the 12 that look like they do, and the live-savings counter that closes the loop

Measuring LLM ROI: the 5 metrics that matter, the 12 that look like they do, and the live-savings counter that closes the loop

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13 min read
I kill -9'd a running AI agent mid-task. It resumed without re-spending a cent.

I kill -9'd a running AI agent mid-task. It resumed without re-spending a cent.

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3 min read
AI Output Provenance for SaaS: Trace Answers Before They Become Liability

AI Output Provenance for SaaS: Trace Answers Before They Become Liability

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9 min read
What We Lose When Coding Becomes Reviewing

What We Lose When Coding Becomes Reviewing

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10 min read
Memory beats full context on LongMemEval — and the wins we don't get

Memory beats full context on LongMemEval — and the wins we don't get

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2 min read
Implementing Claude Code's Memory Model as a Dreaming Layer on 58 Articles

Implementing Claude Code's Memory Model as a Dreaming Layer on 58 Articles

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7 min read
I built an interactive 11-chapter guide to how LLM inference actually works

I built an interactive 11-chapter guide to how LLM inference actually works

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2 min read
Token-Based Pricing Doesn't Survive Adoption Curves

Token-Based Pricing Doesn't Survive Adoption Curves

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7 min read
AI 週報 — 2026-06-05 to 2026-06-11 | OpenAI 掛牌倒數:秘密 S-1 提交背後的三個技術訊號

AI 週報 — 2026-06-05 to 2026-06-11 | OpenAI 掛牌倒數:秘密 S-1 提交背後的三個技術訊號

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2 min read
The System Prompt Is Not a Security Boundary

The System Prompt Is Not a Security Boundary

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8 min read
Stop letting your AI agent eyeball A/B picks — wire in a real contextual bandit via MCP (free, no key)

Stop letting your AI agent eyeball A/B picks — wire in a real contextual bandit via MCP (free, no key)

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5 min read
TradeMemory An AI-Powered Persistence Layer for Disciplined Trading

TradeMemory An AI-Powered Persistence Layer for Disciplined Trading

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3 min read
The Three-Layer Architecture of AI Tokens: Why the Middle Is Eating the Stack

The Three-Layer Architecture of AI Tokens: Why the Middle Is Eating the Stack

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9 min read
Citation-Guard: Production RAG Patterns for Regulated Fintech

Citation-Guard: Production RAG Patterns for Regulated Fintech

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4 min read
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