# Fundamentals

::::card-grid
:::card{title="Make Your First API Request" href="/guides/guides-fundamentals-make-your-first-api-request"}
:::

:::card{title="Authenticating" href="/guides/guides-fundamentals-authenticating"}
:::

:::card{title="Token-Based Auth" href="/guides/guides-fundamentals-token-based-authentication"}
:::

:::card{title="Model Metadata" href="/guides/guides-fundamentals-model-metadata"}
:::

:::card{title="Using Custom Add On Parameters with SDKs" href="/guides/guides-fundamentals-using-custom-parameters-sdks"}
:::

:::card{title="Tagging Your Usage Data" href="/guides/guides-fundamentals-tagging-your-usage-data"}
:::
::::

## Related pages

- [Amazon SageMaker](./amazon-sagemaker-index.md)
- [Aura](./aura-index.md)
- [Changelog](../changelog.md)
- [Custom Vocabulary](./custom-vocabulary-index.md)
- [Deepgram's Docs](../index.md)
- [Deployment](./deployment-index.md)
- [Docker/Podman](./docker-podman-index.md)
- [Features](./features-index.md)
- [Flux TTS](./flux-tts-index.md)
- [Formatting](./formatting-index.md)
- [Make Your First API Request](./guides-fundamentals-make-your-first-api-request.md)
- [Authenticating](./guides-fundamentals-authenticating.md)
- [Token-Based Auth](./guides-fundamentals-token-based-authentication.md)
- [Model Metadata](./guides-fundamentals-model-metadata.md)
- [Using Custom Add On Parameters with SDKs](./guides-fundamentals-using-custom-parameters-sdks.md)
- [Tagging Your Usage Data](./guides-fundamentals-tagging-your-usage-data.md)

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