JUMP TOOverviewAuthenticationErrorsLimitsAvatarsList avatarsgetList Avatars V2getvoicesList voicesgetList Voices V2getVideoCreate an Avatar Video V2postRetrieve a videogetAdd caption to the videopostRetrieve the caption videogetDelete a videodeleteCreate a WebM videopost(deprecated) Create a videopostpersonalized videoAdd ContactposttemplatesList Templates V2getGet Template V2getGenerate from Template V2post(deprecated) Generate from templatepost(deprecated) Retrieve a templategetAssetsUpload assetpostvideo translateList supported languagesgetVideo TranslatepostVideo Translate statusgetWEBHOOKList webhook endpointsgetAdd a webhook endpointpostUpdate a webhook endpointpatchDelete a webhook endpointdeleteList available webhook eventsgetAI CapabilitiesTalking PhotoList talking photosgetUpload talking photopostDelete a talking photo V2deleteSTREAMING aVATARSStreaming Avatars OverviewNew sessionpostStart sessionpostList sessionsgetSubmit ice informationpostRepeat textpostClose sessionpostUserGet remaining quota V2getIFRAMEiFrame OverviewCreate Tokenpostiframe JS SDKPowered by Start sessionpost https://api.heygen.com/v1/streaming.startstart the connectionRequest Body FieldTypeDescriptionsession_idstringThe ID of the session to be started.sdpobjectThe Session Description Protocol (SDP) data.sdp.typestringThe type of SDP.sdp.sdpstringThe SDP string. Response Body FieldTypeDescriptionstatusstringThe response status.