Token Optimization
Prompt Caching Explained: Cut API Costs on Repeated Prompts
How prompt caching works on Claude, OpenAI and Gemini, what cache writes and reads cost, and worked examples that cut a support…
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Token Optimization
6 articles
Token Optimization
Batch API Guide: Save 50% on OpenAI, Claude and Gemini Requests
How the batch API cuts OpenAI, Claude and Gemini token costs by 50%, with real October 2026 batch prices, worked cost examples,…
Token Optimization
Claude Usage Limits Explained and How to Make Them Last
How Claude usage limits work on Free, Pro, Max and Team in 2026: five-hour sessions, weekly caps, usage credits and ten practical…
Token Optimization
ChatGPT Limits by Plan and How to Avoid Hitting Them
Every ChatGPT limit OpenAI publishes for Free, Go, Plus, Pro and Business in 2026, what happens when you hit one, and nine…
Token Optimization
Context Window Explained: How Much Text Can AI Handle?
What a context window is, official 2026 sizes for GPT-6, Claude Opus 5.5 and Gemini 3.8 Flash, what long prompts really cost,…
Token Optimization
How to Estimate AI API Costs Before You Build
A simple AI API cost calculator method with real October 2026 prices for GPT-6, Claude 5.5 and Gemini, plus three worked examples…