## Synchronize content
[Synchronize](🔗) content types and content from the site, for the GraphQL API to work using the provided access key, See also [Installation and configuration](🔗).
## Access the API endpoint
Access the GraphQL API through the URL [https://cg.optimizely.com/content/v2?auth={_singlekey_}](🔗). Use the _singlekey_ you received when your account was created.
## Access interactive GraphiQL page
When accessing the GraphQL API through the provided endpoint, you can also try Content Graph through the GraphiQL page [https://cg.optimizely.com/app/graphiql?auth={_singlekey_}](🔗), which is a built-in tool for the GraphQL integrated development environment; useful when working with queries.
## Work with the GraphQL schema
See [GraphQL schema](🔗) for how to work with the generated schema.