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In-depth guides on tokenization, prompt engineering, API cost optimization, RAG systems, and building with LLMs

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Model Comparison

Google Nano Banana 2: Sub-Second 4K Image Gen That Changes Everything (2026)

Google's Nano Banana 2 generates 4K images in under a second with 5-character consistency. Technical breakdown: architecture, API access, pricing at $0.067/image, and how it compares to DALL-E 3 and Midjourney.

Feb 26, 2026
10 min read
Tokenization

What Are Tokens in AI? A Complete Guide for Developers

Understand what tokens are in AI, how tokenization works, why tokens ≠ words, and why understanding tokens is critical for API costs and prompt optimization.

Jan 15
8 min
Cost Optimization

AI API Pricing 2026: Every Model Compared (GPT-5 vs Claude 4.5 vs Gemini 3)

Side-by-side pricing for 14+ models from OpenAI, Anthropic, Google, and Meta. Includes input/output token costs, context windows, and a cost calculator. Updated February 2026.

Jan 12
12 min
Cost Optimization

How to Reduce AI API Costs: 10 Proven Token Optimization Techniques

Practical strategies to minimize your AI API spending without sacrificing output quality. Learn prompt caching, model routing, TOON optimization, and more.

Jan 10
9 min
Tokenization

Understanding Context Windows in AI: The Complete Developer Guide

Learn what context windows are, how they affect AI applications, and strategies for working within token limits. Includes comparison of context sizes across GPT-4, Claude, Gemini, and more.

Jan 8
9 min
Cost Optimization

What Is TOON Format? Token Optimized Object Notation Explained

Learn how TOON format reduces token usage by 30-50% compared to JSON. Understand when to use TOON in LLM prompts for significant cost savings.

Jan 5
6 min
Prompt Engineering

Prompt Engineering Basics: A Practical Guide for Developers

Learn the fundamentals of prompt engineering for LLMs. Covers zero-shot, few-shot, chain-of-thought prompting, and practical techniques to get better results from AI models.

Jan 3
10 min
RAG Systems

RAG Explained: Retrieval Augmented Generation for Developers

Understand how RAG works, when to use it, and how to build effective retrieval systems. Covers embeddings, vector databases, chunking strategies, and common pitfalls.

Jan 1
11 min
Model Comparison

GPT-5 vs Claude 4.5 vs Gemini 3: Complete Model Comparison for Developers

Detailed comparison of OpenAI GPT-5.2, Anthropic Claude 4.5, and Google Gemini 3 models. Covers capabilities, pricing, context windows, and best use cases for each.

Dec 28
12 min
Tokenization

OpenAI Tokenizer Guide: Using Tiktoken for Token Counting

Learn how to use OpenAI's tiktoken library to count tokens locally. Covers installation, encoding types, and practical examples for GPT-4, GPT-3.5, and other models.

Dec 25
7 min
Tokenization

AI Tokens vs Words: Why They're Not the Same

Understand the crucial difference between tokens and words in AI models. Learn token-to-word ratios for different languages and content types, with practical examples.

Dec 20
6 min
RAG Systems

The 'Lost in the Middle' Problem in LLMs: What It Is and How to Fix It

Understanding why LLMs struggle with information in the middle of long contexts, and practical strategies to improve retrieval accuracy in your AI applications.

Dec 15
8 min
Cost Optimization

Building Cost-Effective AI Applications: A Complete Architecture Guide

Learn how to architect AI applications that scale without breaking the bank. Covers model routing, caching strategies, async processing, and cost monitoring.

Dec 10
12 min

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