How to Spend Fewer Tokens — and Why That Is the Fourth Thing to Try
Every guide to controlling an AI bill opens by telling you to trim your prompt. We ran the arithmetic over all 27 models...
Guides & How-tos · Worked examples · Real numbers
Do it right, with real numbers
Step-by-step how-tos, head-to-head comparisons and honest roundups — every guide worked through with current figures, then backed by a RECATOOLS calculator or AI-directory entry so you can act on it.
299 guides published
17 topic areas
Latest guide Sep 2026
Health & Wellness
12
Statistics
12
ASEAN Tech
11
Privacy & Data
10
Personality
7
Cloud & Infra
7
Home & Living
7
Consumer Tech
6
Cyber Threat Intel
6
Business
5
Sustainability
4
Advertisement
What Am I Actually Choosing Between? We Sorted 1,347 AI Tools by Shape
The usual answer is five neat categories — chat assistants, copilots, command-line agents, autonomous runtimes, model pr...
Do You Need Fine-Tuning? Two of the Big Three Are Taking It Away
The usual case against fine-tuning is that it is expensive. That case is wrong — a small training run costs about four d...
Using AI in Your Own Language — What the Machine Can Actually See
The same sentence costs seven tokens in English and fifteen in Malay. That gap is usually explained as a money problem;...
The Best Forward Deployed Engineers May Not Be Engineers
An AI practitioner in Beijing argues that the best Forward Deployed Engineers he has worked with were not computer scien...
Where Does My Data Actually Go?
"Do you use my data?" is two questions wearing one coat. Training asks whether your text enters a future model and is us...
Why It Confidently Makes Things Up
We asked two AI models for five peer-reviewed studies on an obscure topic, with DOIs. One produced five — authors, journ...
MCP, RAG, Agents, Skills: The New AI Vocabulary in Plain English
Somebody says the agent will use MCP to hit the connector, then RAG over the docs, and the skill handles the rest. Every...
Tokens and Context Windows, Explained From Zero
You are billed in a unit nobody explained. A token is a countable stand-in for a chunk of text — the word is borrowed fr...
What an LLM Actually Costs You
The rate per million tokens is the one number you cannot change, and the smallest part of the bill. Measured on 102 para...
Serve an LLM with vLLM on CPU in Docker: Learn the Production Engine Without a GPU (2026)
We ran vLLM v0.25.1's official CPU image in Docker on Apple Silicon, dodged a 10 GB CUDA decoy, survived three traps, an...
Self-Host LiteLLM with Docker: One OpenAI-Compatible Endpoint for Every Model (2026)
We ran LiteLLM v1.93.0 against a local Ollama model in Docker: pinned tags, a 4-line config, token metering, and the wro...
Advertisement