Latest Editorial Guides
What Is a Token, and How to Count It Exactly: Tokenization, Counting Methods, and Cost Optimization
An engineering-focused deep guide: what an LLM token really is, why every model's tokenizer differs, how to count tokens exactly with tiktoken and vendor APIs, why Chinese costs more tokens than English, how tokens relate to billing and the context window, and how to manage and optimize token cost in a real AI application.
The Mainstream AI API Protocols in 2026: Companies, Formats & Working Examples
A technically accurate, deep-dive guide to OpenAI, Anthropic, and Google Gemini APIs with working request/response examples for text, image, audio, and video.
Ollama vs. LLaMA: What's the Real Difference?
Ollama and LLaMA are constantly confused. One is a model, the other is a tool. This guide breaks down what each is, how they differ, and how to actually use them together.
The Complete Guide to llms.txt for AI Search Optimization
Learn how llms.txt improves your site's discoverability by AI agents and crawlers from ChatGPT, Claude, and Perplexity.
The 2026 LLM Landscape: China vs. The World — Strengths & Weaknesses
A practical map of the mainstream large language models in 2026, split into the China camp and the international camp, with core strengths, weaknesses, and official links for each.
Top 5 Tips to Optimize Your Site for ChatGPT Search
Discover actionable formatting guidelines to make your articles highly relevant for OpenAI's search crawlers.