> ## Documentation Index
> Fetch the complete documentation index at: https://documentation.nozle.dev/llms.txt
> Use this file to discover all available pages before exploring further.

# Delete Cost Model

Delete a cost model by ID.

**Auth:** `sk_` only

<Warning>
  All cost model endpoints require a secret key (`sk_`). Publishable keys will receive a 403 Forbidden response.
</Warning>

<ParamField path="id" type="string" required>
  Cost model ID
</ParamField>