Token & cost analyzer
Counts run on our server against the real BPE tables. Your text is never sent to a model provider.
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Models
3 selectedOpenAI
Anthropic
DeepSeek
xAI
Meta
Mistral
Alibaba
Cohere
~ marks an estimate. Only OpenAI publishes an offline tokenizer, so counts for other vendors are scaled from o200k_base and will differ slightly from their billing.
Free tier: 3 models, 10,000 characters, one input at a time. Pro unlocks all 44 models, batches, cost projection and CSV export.
Model prices last reviewed 2026-08-05. Counts for providers other than OpenAI are estimates, because no other vendor publishes an offline tokenizer. Always reconcile against your provider's own billing before committing to a budget.