# Install an Add-on for the Account specified **POST /v1/InstalledAddOns** Install an Add-on for the Account specified. ## Servers - https://marketplace.twilio.com: https://marketplace.twilio.com () ## Authentication methods - Account sid auth token ## Parameters ### Body: application/x-www-form-urlencoded (object) - **AvailableAddOnSid** (string) The SID of the AvaliableAddOn to install. - **AcceptTermsOfService** (boolean) Whether the Terms of Service were accepted. - **Configuration** () The JSON object that represents the configuration of the new Add-on being installed. - **UniqueName** (string) An application-defined string that uniquely identifies the resource. This value must be unique within the Account. ## Responses ### 201 Created #### Headers - **Access-Control-Allow-Origin** (string) Specify the origin(s) allowed to access the resource - **Access-Control-Allow-Methods** (string) Specify the HTTP methods allowed when accessing the resource - **Access-Control-Allow-Headers** (string) Specify the headers allowed when accessing the resource - **Access-Control-Allow-Credentials** (boolean) Indicates whether the browser should include credentials - **Access-Control-Expose-Headers** (string) Headers exposed to the client #### Body: application/json (object) - **sid** (string | null) The unique string that we created to identify the InstalledAddOn resource. This Sid can also be found in the Console on that specific Add-ons page as the 'Available Add-on Sid'. - **account_sid** (string | null) The SID of the [Account](https://www.twilio.com/docs/iam/api/account) that created the InstalledAddOn resource. - **friendly_name** (string | null) The string that you assigned to describe the resource. - **description** (string | null) A short description of the Add-on's functionality. - **configuration** (object | null) The JSON object that represents the current configuration of installed Add-on. - **unique_name** (string | null) An application-defined string that uniquely identifies the resource. - **date_created** (string(date-time) | null) The date and time in GMT when the resource was created specified in [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) format. - **date_updated** (string(date-time) | null) The date and time in GMT when the resource was last updated specified in [ISO 8601](https://en.wikipedia.org/wiki/ISO_8601) format. - **url** (string(uri) | null) The absolute URL of the resource. - **links** (object(uri-map) | null) The URLs of related resources. ### 409 Conflict #### Body: application/json (object) - **code** (integer(int32)) - **message** (string) - **params** (object | null) - **more_info** (string) Link to Error Code References - **status** (integer(int32)) HTTP response status code [Powered by Bump.sh](https://bump.sh)