[Home](./index.md) > [sip.js](./sip.js.md) > [Session](./sip.js.session.md) > [invite](./sip.js.session.invite.md) ## Session.invite() method Send re-INVITE request. Modifying a session. https://tools.ietf.org/html/rfc3261\#section-14.1 Signature: ```typescript invite(delegate?: OutgoingInviteRequestDelegate, options?: RequestOptions): OutgoingInviteRequest; ``` ## Parameters | Parameter | Type | Description | | --- | --- | --- | | delegate | OutgoingInviteRequestDelegate | Request delegate. | | options | RequestOptions | Options bucket. | Returns: `OutgoingInviteRequest`