WorkspaceAI & Prompt EngineeringClient-Side Sandbox

AI Model Token Estimator

Estimate subword token count, character-to-token ratio, context window utilization %, and API cost across Gemini, GPT, and Claude models.

Input Buffer

5 ln · 236 ch · 236 B

ENCODING: UTF-8AUTO-RUN: ENABLED

Output Buffer

OUT: 1 LN · 0 B⌘↵ RUN · ⌘⇧C COPY

How to Use AI Model Token Estimator

Paste any prompt, code file, or JSON document.
Inspect estimated subword token count (accounting for code symbols, whitespace, and CJK/Unicode), context window usage, and batch pricing table.

Run / Process tool outputCtrl + Enter

Copy primary output to clipboardCtrl + Shift + C

Open global command paletteCtrl + K

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