Token Estimator
Paste any prompt or document and get a quick token estimate — so you can budget context window and cost before you hit the API. All client-side; nothing leaves your browser.
12mots
80caractères
~16–20tokens estimés
≈ <1% of a 200K-token context window
Une estimation approximative seulement (~caractères ÷ 4, ou mots × 1.33). Le nombre de tokens dépend du modèle — n'utilisez jamais le tokenizer d'un autre modèle. Pour des chiffres exacts, utilisez l'endpoint de comptage de tokens d'Anthropic.
:::tip Why tokens matter Context limits and pricing are both measured in tokens (≈ ¾ of a word). Trimming what you send cuts both cost and latency. Deep dive in Tokens, Context & Pricing. :::
Next
- Tokens, Context & Pricing — how it's counted
- API Cost Calculator — turn tokens into dollars
- Token Economy — cut token cost like a power user