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7 things I learned trying to stop LLM API bills from silently exploding

7 things I learned trying to stop LLM API bills from silently exploding

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Comments 9
3 min read
LoRA and QLoRA fine-tuning: what they actually do under the hood

LoRA and QLoRA fine-tuning: what they actually do under the hood

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7 min read
The math of multi-model consensus: when 3 cheap reviews beat 1 expensive one

The math of multi-model consensus: when 3 cheap reviews beat 1 expensive one

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5 min read
why-we-dropped-langchain

why-we-dropped-langchain

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6 min read
AI Agents Have Hands. Here Is the Off Switch.

AI Agents Have Hands. Here Is the Off Switch.

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5 min read
The golden set stopped catching regressions the day traffic changed

The golden set stopped catching regressions the day traffic changed

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Comments 4
6 min read
How I Cut My LLM API Bill by 80% With a Simple Router

How I Cut My LLM API Bill by 80% With a Simple Router

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3 min read
Model Buzz Roundup: Week of June 3, 2026

Model Buzz Roundup: Week of June 3, 2026

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10 min read
Our AI agents fabricated "done" five times in 17 days. Here is what actually reduced it.

External validation beats prompt rules

Our AI agents fabricated "done" five times in 17 days. Here is what actually reduced it.

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Comments 53
6 min read
ChatGPT's Biggest Upgrade Ever: What Developers Actually Need to Know [June 2026]

ChatGPT's Biggest Upgrade Ever: What Developers Actually Need to Know [June 2026]

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8 min read
I built a Rust entropy monitor to route LLM inference — here's what the benchmark showed

I built a Rust entropy monitor to route LLM inference — here's what the benchmark showed

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Comments 1
2 min read
agents-concepts-principles-patterns

agents-concepts-principles-patterns

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5 min read
rag-explained-how-it-works

rag-explained-how-it-works

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5 min read
Validate your Pydantic schema before the LLM call, not after.

Validate your Pydantic schema before the LLM call, not after.

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1 min read
How much does Claude Code actually cost per session? I did the math

How much does Claude Code actually cost per session? I did the math

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4 min read
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