# Identification API

- [Reference](https://docs.acrcloud.com/reference/identification-api/identification-api.md)
- [Metadata](https://docs.acrcloud.com/reference/identification-api/metadata.md)
- [Music](https://docs.acrcloud.com/reference/identification-api/metadata/music.md): An example of music metadata for Audio & Video Recognition project
- [Custom Files](https://docs.acrcloud.com/reference/identification-api/metadata/custom-files.md): An example of custom-defined metadata for Audio & Video Recognition, Broadcast Monitoring, Hybrid Recognition and Offline Recognition projects.
- [Live Channels](https://docs.acrcloud.com/reference/identification-api/metadata/live-channels.md): An example of live channels detection metadata for Live Channel Detection and Hybrid Recognition projects
- [Humming](https://docs.acrcloud.com/reference/identification-api/metadata/humming.md): An example of humming metadata for Audio & Video Recognition project
- [Music/Speech Detection](https://docs.acrcloud.com/reference/identification-api/metadata/music-speech-detection.md): An example of music/speech detection metadata for FS project.


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# Agent Instructions: Querying This Documentation

If you need additional information that is not directly available in this page, you can query the documentation dynamically by asking a question.

Perform an HTTP GET request on the current page URL with the `ask` query parameter:

```
GET https://docs.acrcloud.com/reference/identification-api.md?ask=<question>
```

The question should be specific, self-contained, and written in natural language.
The response will contain a direct answer to the question and relevant excerpts and sources from the documentation.

Use this mechanism when the answer is not explicitly present in the current page, you need clarification or additional context, or you want to retrieve related documentation sections.