A practical playbook for controlling AI API spend with budgets, limits, usage logs, caching, model tiers, retry controls, and monthly reviews.
A practical explanation of AI API usage billing, including input tokens, output tokens, model prices, relay multipliers, cache discounts, minimum charges, and batch-job estimates.
A plain-language explanation of AI tokens, with examples for chat, long-document summaries, coding, context windows, and API billing.