Blog
Guides, comparisons, and analysis to help you understand and optimize AI costs.
How to Buy a Business with an SBA Loan: A Complete Guide
Everything you need to know about financing a small business acquisition with SBA 7(a) loans, seller financing, DSCR requirements, and cash-on-cash return targets.
How Does Compound Interest Work? A Plain-English Guide
Compound interest explained with real numbers: the formula, compounding frequency, the Rule of 72, and why starting early beats investing more later.
Loan Amortization Schedule Explained
Why your early mortgage payments are mostly interest, how an amortization schedule works, and how extra payments can save you years and thousands of dollars.
How Is a Mortgage Payment Calculated?
A plain-English breakdown of the mortgage payment formula, PITI, PMI, and how down payment, loan term, and interest rate each affect what you owe every month.
How to Calculate ROI (and Why Simple ROI Misleads You)
The ROI formula explained clearly, why annualized ROI and CAGR matter for comparing investments, what counts as a good return by asset class, and the five mistakes most investors make.
When Should You Refinance Your Mortgage?
Practical rules of thumb for deciding if refinancing makes sense. The 1% rule, breakeven analysis, term extension traps, and a decision checklist.
AI Image Generation Costs Compared: DALL-E 3 vs Flux vs Stable Diffusion
A comprehensive comparison of AI image generation pricing across all major providers, with tips for reducing costs at scale.
How Much Does AI Fine-Tuning Cost? Complete Pricing Guide
Everything you need to know about fine-tuning costs for GPT-4o, Llama, Mistral, and more. LoRA vs full fine-tuning compared.
GPU Rental Pricing: AWS vs GCP vs Lambda Labs Compared
Compare GPU rental costs across major cloud providers and GPU marketplaces. Find the cheapest H100 and A100 rentals.
How to Estimate AI API Costs for Your Project
A practical guide to estimating AI API costs before you build. Covers token counting, usage patterns, and cost optimization strategies.
Understanding AI Token Pricing: A Beginner's Guide
What are tokens, why do they cost money, and how can you estimate your AI API spend? A plain-English guide for developers and business owners.