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Small utilities next to the main calculator. Each one answers a single job. Start here for Approx conversion, cache savings, or batch pricing, then return to the main token and cost engine.

Main calculator · Tokenizer · Cost calculator · Guides

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Tokens ↔ wordsRough Approx converter between words, characters, and tokens for English budgeting.
Cache savingsEstimate how much prompt caching saves at your hit rate and monthly volume.
Batch pricingCompare standard vs Batch API cost for the same token profile and job count.

Tokens vs words guide · Prompt caching guide · LLM pricing guide · Compare models

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