> For the complete documentation index, see [llms.txt](https://docs.twintune.ai/twintune/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.twintune.ai/twintune/getting-started/requesting-an-api-key.md).

# Requesting an API Key

To request an API key, fill out this form.

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**We will be unable to get you an API key if you do not have an account with us.**
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The documentation and the API are in constant development so both the documentation and the API operation may undergo changes, it is recommended to be informed of new improvements.
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A member of the TwinTune.ai team will review your request for access and be in touch.\
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Once you have an API key, this key must be sent in the headers of each request you send, as outlined in the documentation.