An API to analyze custom text provided ("within" a specific analyzer). The REST endpoint is:

curl -XGET localhost:9200/{index}/_analyze

For example:

curl -XGET localhost:9200/test/_analyze?text=this is a test

An analyzer can also be provided to use a different analyzer than the default indexing analyzer for the index:

curl -XGET localhost:9200/test/_analyze?analyzer=whitespace&text=this is a test

The text can also be provided as the request body.

The format of the response can also be provided, by default it is detailed (breaking each token information into a json object). The text format provides the analyzed data in a single text response.