Kibana won't be supporting multiple API versions, so API's should not define a version.
*Right:* `/api/kibana/index_patterns`
*Wrong:* `/api/kibana/v1/index_patterns`
## snake_case
Kibana uses `snake_case` for the entire API, just like Elasticsearch. All urls, paths, query string parameters, values, and bodies should be `snake_case` formatted.