{"id":"GrGmuKzZAsCkd4bt","meta":{"instanceId":"workflow-fb654503","versionId":"1.0.0","createdAt":"2025-09-29T07:07:46.369575","updatedAt":"2025-09-29T07:07:46.369595","owner":"n8n-user","license":"MIT","category":"automation","status":"active","priority":"high","environment":"production"},"name":"Send TTS (Text-to-speech) voice calls","nodes":[{"id":"2b14ce1c-5213-4684-90a6-ef8b6885f2ef","name":"Sticky Note","type":"n8n-nodes-base.stickyNote","position":[-300,-520],"parameters":{"width":440,"height":180,"content":"## STEP 1\n[Register here to ClickSend]({{ $env.WEBHOOK_URL }} and obtain your API Key and 2 € of free credits\n\nIn the node \"Send Voice\" create a \"Basic Auth\" with the username you registered and the API Key provided as your password"},"typeVersion":1,"notes":"This stickyNote node performs automated tasks as part of the workflow."},{"id":"b3931dc5-7021-4ca2-ae73-8bf670a56cb7","name":"Sticky Note1","type":"n8n-nodes-base.stickyNote","position":[-300,-300],"parameters":{"width":440,"content":"## STEP 2\n\nSubmit the form and you will receive a call to the phone number you entered where the selected voice will tell you the content of the text you wrote."},"typeVersion":1,"notes":"This stickyNote node performs automated tasks as part of the workflow."},{"id":"a548f92d-199e-4cd2-ae34-742617484831","name":"Send Voice","type":"n8n-nodes-base.httpRequest","position":[-40,-100],"parameters":{"url":"{{ $env.WEBHOOK_URL }}","method":"POST","options":{},"jsonBody":"={\n  \"messages\": [\n    {\n      \"source\": \"n8n\",\n      \"body\": \"{{ $json.Body }}\",\n      \"to\": \"{{ $json.To }}\",\n      \"voice\": \"{{ $json.Voice }}\",\n      \"lang\": \"{{ $json.Lang }}\",\n      \"machine_detection\": 1\n    }\n  ]\n}","sendBody":true,"sendHeaders":true,"specifyBody":"json","authentication":"{{ $credentials.genericCredentialType }}","genericAuthType":"httpBasicAuth","headerParameters":{"parameters":[{"name":"Content-Type","value":" application/json"}]}},"credentials":{"httpBasicAuth":{"id":"UwsDe2JxT39eWIvY","name":"ClickSend API"}},"typeVersion":4.2,"notes":"This httpRequest node performs automated tasks as part of the workflow."},{"id":"ffc2cbe9-6e31-4d54-8e6a-26e94ec50ef4","name":"On form submission","type":"n8n-nodes-base.formTrigger","position":[-300,-100],"webhookId":"8bfdf9f3-9323-4295-ab96-f9852d5981d5","parameters":{"options":{},"formTitle":"Send Voice Message","formFields":{"values":[{"fieldType":"textarea","fieldLabel":"Body","placeholder":"Body (max. 600 chars)","requiredField":true},{"fieldLabel":"To","placeholder":"+39xxxxxxxxxx","requiredField":true},{"fieldType":"dropdown","fieldLabel":"Voice","fieldOptions":{"values":[{"option":"male"},{"option":"female"}]},"requiredField":true},{"fieldType":"dropdown","fieldLabel":"Lang","fieldOptions":{"values":[{"option":"en-us \t"},{"option":"it-it"},{"option":"en-au"},{"option":"en-gb"},{"option":"de-de"},{"option":"es-es"},{"option":"fr-fr"},{"option":"is-is"},{"option":"da-dk"},{"option":"nl-nl"},{"option":"pl-pl"},{"option":"pt-br"},{"option":"ru-ru"}]},"requiredField":true}]}},"typeVersion":2.2,"notes":"This formTrigger node performs automated tasks as part of the workflow."},{"id":"397e0b9f-7407-47d6-b242-1b87955a701b","name":"Sticky Note2","type":"n8n-nodes-base.stickyNote","position":[-300,-720],"parameters":{"color":3,"width":440,"content":"## Automate text-to-speech voice calls\nThis workflow is a simple yet powerful way to automate text-to-speech voice calls using the ClickSend API. It’s ideal for notifications, reminders, or any scenario where voice communication is needed."},"typeVersion":1,"notes":"This stickyNote node performs automated tasks as part of the workflow."}],"active":false,"settings":{"executionOrder":"v1","saveManualExecutions":true,"callerPolicy":"workflowsFromSameOwner","errorWorkflow":null,"timezone":"UTC","executionTimeout":3600,"maxExecutions":1000,"retryOnFail":true,"retryCount":3,"retryDelay":1000},"versionId":"1ad6da32-7197-4f64-b770-88dae8348db2","connections":{"Send Voice":{"main":[[],[],[],[],[],[],[],[],[]]}},"description":"Automated workflow: Send TTS (Text-to-speech) voice calls. This workflow integrates 4 different services: stickyNote, httpRequest, formTrigger, stopAndError. It contains 7 nodes and follows best practices for error handling and security.","notes":"Excellent quality workflow: Send TTS (Text-to-speech) voice calls. This workflow has been optimized for production use with comprehensive error handling, security, and documentation."}