50 items
Reasoning Tokens In Output Cost
Code QuizBuilding a Cost Estimation Spreadsheet
Slides / VideoSetting Budgets, Limits, and Spend Alerts
Slides / VideoCost-per-Task vs Cost-per-Token
Slides / VideoBatch API Discounts Explained
Slides / VideoEmbedding Model Pricing and Cost
Slides / VideoCost of Reasoning Tokens
Slides / VideoProjecting Monthly LLM Cost
Slides / VideoComparing Model Prices Across Providers
Slides / VideoWords-to-Tokens Rule of Thumb
Slides / VideoCalculating Cost Per Request
Slides / VideoPer-1K vs Per-1M Pricing
Code QuizPicking the Cheaper Model
Code QuizInput vs Output Token Pricing
Code QuizMax Output Cost Before the Call
Code QuizConversation History Token Growth
Code QuizEmbedding vs Chat Token Cost
Code QuizPrompt Cache Discount Math
Code QuizMonthly Cost From Request Volume
Code QuizCounting Tokens with Tokenizer Tools
Slides / VideoEstimating Token Count Before Sending
Slides / VideoInput vs Output Token Pricing
Slides / VideoCost of System Prompts and Few-Shot Examples
Slides / VideoCost of Growing Chat History
Slides / VideoBatch API Discount Cost Calculation
Code QuizApproximating Tokens From Characters
Code QuizConversation History Cost
QuizPer-Million-Token Pricing Units
QuizCost of a Single Request
QuizInput vs Output Token Pricing
QuizEstimating Tokens from Text
QuizSystem Prompt Cost Overhead
QuizEmbedding Model Pricing
QuizReasoning Model Thinking Tokens
QuizBatch API Discount Pricing
QuizTokenization Variance Across Models
QuizBudgeting and Cost Ceilings
QuizBuilding a Cost Estimation Model
FlashcardRAG Context Injection Cost
FlashcardCost per User / Conversation
FlashcardEmbedding Model Pricing
FlashcardBatch API Discount Pricing
FlashcardReasoning / Thinking Token Cost
FlashcardCost of a Single Request
FlashcardSystem Prompt Overhead Cost
FlashcardProjecting Monthly Cost
FlashcardConversation History Cost
FlashcardEstimating Tokens from Text
FlashcardInput vs Output Token Pricing
FlashcardFew-Shot Example Cost
FlashcardBatch API Discount Cost Calculation
Spot the mistake when applying a 50% Batch API discount to token costs.
const inputTokens = 1_000_000;
const pricePerMillion = 2.50; // standard input price
const batchDiscount = 0.5; // Batch API is 50% off
// Cost using the Batch API
function batchCost(tokens) {
const standard = (tokens / 1_000_000) * pricePerMillion;
return standard + batchDiscount;
}
console.log(batchCost(inputTokens)); // expected ~1.25What is the bug in this cost calculation?