# ExperienceMetadata

Learn how to read the experience that served the content.

The experience that served the content, available [in the slot metadata](/reference/sdk/php/api/response/slot-metadata/get-experience) when the [content source](/reference/sdk/php/api/response/content-source) is an experience or experiment.

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Use the summary below to quickly jump to a specific topic:

- [Constructor](/reference/sdk/php/api/response/experience-metadata/construct): Learn how to initialize experience metadata directly.
- [getExperienceId](/reference/sdk/php/api/response/experience-metadata/get-experience-id): Learn how to read the ID of the experience.
- [getAudienceId](/reference/sdk/php/api/response/experience-metadata/get-audience-id): Learn how to read the ID of the matched audience.
- [getExperiment](/reference/sdk/php/api/response/experience-metadata/get-experiment): Learn how to read the experiment that served the content.