docs/versioned_docs/version-2.65.0/data-sources/openapi.md
OpenAPI is a specification for designing and documenting RESTful APIs. Using OpenAPI datasource, ToolJet can generate REST API operations from OpenAPI Specs.
To establish a connection with the OpenAPI global datasource, you can either click on the +Add new global datasource button located on the query panel or navigate to the Global Datasources page through the ToolJet dashboard.
:::info OpenAPI datasource accepts specifications only in JSON and YAML formats. :::
<div style={{textAlign: 'center'}}> </div>Host (Base URL): Some specifications may have one or multiple base URLs/servers, and certain operations might have separate base URLs. Therefore, you can choose the appropriate URL from the host selection.
Operation