> For clean Markdown of any page, append .md to the page URL.
> For a complete documentation index, see https://contentful.com/developers/docs/references/experience-management-api/experience-fragment-optimization-variants/llms.txt.
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Experience fragment optimization variants are alternate versions of a fragment used to run experiments — A/B tests, multivariate tests, or personalization arms — at the experience fragment level.

## Experience fragment optimization variants collection

[List all experience fragment optimization variants for a fragment](/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-list-optimization-variants)

[Create a new experience fragment optimization variant](/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-create-optimization-variant)

## Experience fragment optimization variant

[Get an experience fragment optimization variant by ID](/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-get-optimization-variant)

[Update an experience fragment optimization variant by ID](/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-upsert-optimization-variant)

[Delete an experience fragment optimization variant by ID](/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-delete-optimization-variant)

## Publishing

[Publish an experience fragment optimization variant](/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-publish-optimization-variant)

[Unpublish an experience fragment optimization variant](/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-unpublish-optimization-variant)

## Archiving

[Archive an experience fragment optimization variant](/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-archive-optimization-variant)

[Unarchive an experience fragment optimization variant](/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-unarchive-optimization-variant)


## API Docs

- Experience fragment optimization variants [List all experience fragment optimization variants for an experience fragment](https://contentful.com/developers/docs/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-list-optimization-variants.md)
- Experience fragment optimization variants [Create a new experience fragment optimization variant](https://contentful.com/developers/docs/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-create-optimization-variant.md)
- Experience fragment optimization variants [Get an experience fragment optimization variant by ID](https://contentful.com/developers/docs/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-get-optimization-variant.md)
- Experience fragment optimization variants [Update an experience fragment optimization variant by ID](https://contentful.com/developers/docs/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-upsert-optimization-variant.md)
- Experience fragment optimization variants [Delete an experience fragment optimization variant by ID](https://contentful.com/developers/docs/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-delete-optimization-variant.md)
- Experience fragment optimization variants [Publish an experience fragment optimization variant](https://contentful.com/developers/docs/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-publish-optimization-variant.md)
- Experience fragment optimization variants [Unpublish an experience fragment optimization variant](https://contentful.com/developers/docs/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-unpublish-optimization-variant.md)
- Experience fragment optimization variants [Archive an experience fragment optimization variant](https://contentful.com/developers/docs/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-archive-optimization-variant.md)
- Experience fragment optimization variants [Unarchive an experience fragment optimization variant](https://contentful.com/developers/docs/references/experience-management-api/experience-fragment-optimization-variants/experience-fragment-unarchive-optimization-variant.md)

## OpenAPI Specification

The raw OpenAPI 3.1 specification for this API is available at:
- [OpenAPI JSON](https://contentful.com/developers/docs/openapi.json)
- [OpenAPI YAML](https://contentful.com/developers/docs/openapi.yaml)