# SPARQL HTTP API
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SPARQL HTTP requests are accepted at the following endpoint: `https://your-neptune-endpoint:port/sparql`

For more information about connecting to Amazon Neptune with SPARQL, see [Accessing the Neptune graph with SPARQL](access-graph-sparql.md).

For more information about the SPARQL protocol and query language, see the [SPARQL 1.1 Protocol](https://www.w3.org/TR/sparql11-protocol/#protocol) and the [SPARQL 1.1 Query Language](https://www.w3.org/TR/sparql11-query/) specification.

The following topics provide information about SPARQL RDF serialization formats and how to use the SPARQL HTTP API with Neptune.

**Contents**
+ [Using the HTTP REST endpoint to connect to a Neptune DB instance](access-graph-sparql-http-rest.md)
+ [Optional HTTP trailing headers for multi-part SPARQL responses](access-graph-sparql-http-trailing-headers.md)
+ [RDF media types used by SPARQL in Neptune](sparql-media-type-support.md)
  + [RDF serialization formats used by Neptune SPARQL](sparql-media-type-support.md#sparql-serialization-formats)
  + [SPARQL result serialization formats used by Neptune SPARQL](sparql-media-type-support.md#sparql-serialization-formats-neptune-output)
  + [Media-Types that Neptune can use to import RDF data](sparql-media-type-support.md#sparql-serialization-formats-input)
  + [Media-Types that Neptune can use to export query results](sparql-media-type-support.md#sparql-serialization-formats-output)
+ [Using SPARQL UPDATE LOAD to import data into Neptune](sparql-api-reference-update-load.md)
+ [Using SPARQL UPDATE UNLOAD to delete data from Neptune](sparql-api-reference-unload.md)