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// lab / token-sim v0.1

token simulator

> visualize LLM token generation, context window usage & cost in real time.

// control

TOKENS / SEC 10
TOK / S
0
/ 0
TOTAL
0
tokens
ELAPSED
0.0
sec
COST
$0.00
est.

// output stream

[ idle — press RUN to start streaming tokens ]

// context window

0 0 / 0 tokens 0
configure context size in settings.

// settings

Tip: tokens ≈ 0.75 words or ~4 chars in English. A "200K context" model like Claude can hold roughly a 150,000-word novel.

// t/s over time