# google.generativeai.protos.CountTextTokensRequest

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Counts the number of tokens in the ``prompt`` sent to a model.

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Models may tokenize text differently, so each model may return a
different ``token_count``.



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`model`<a id="model"></a>

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`str`

Required. The model's resource name. This serves as an ID
for the Model to use.

This name should match a model name returned by the
``ListModels`` method.

Format: ``models/{model}``

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`prompt`<a id="prompt"></a>

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`google.ai.generativelanguage.TextPrompt`

Required. The free-form input text given to
the model as a prompt.

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