Workflow: Send TTS (Text-to-speech) voice calls
Integrations: formTrigger, httpRequest, stickyNote

{"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", "tags": ["automation", "n8n", "production-ready", "excellent", "optimized"], "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 \u20ac 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\u2019s 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, "pinData": {}, "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": {"a548f92d-199e-4cd2-ae34-742617484831": {"main": [[{"node": "error-handler-a548f92d-199e-4cd2-ae34-742617484831", "type": "main", "index": 0}], [{"node": "error-handler-a548f92d-199e-4cd2-ae34-742617484831-556c3ad0", "type": "main", "index": 0}], [{"node": "error-handler-a548f92d-199e-4cd2-ae34-742617484831-c92ad902", "type": "main", "index": 0}], [{"node": "error-handler-a548f92d-199e-4cd2-ae34-742617484831-809a06ea", "type": "main", "index": 0}], [{"node": "error-handler-a548f92d-199e-4cd2-ae34-742617484831-18286d98", "type": "main", "index": 0}], [{"node": "error-handler-a548f92d-199e-4cd2-ae34-742617484831-328c2bfa", "type": "main", "index": 0}], [{"node": "error-handler-a548f92d-199e-4cd2-ae34-742617484831-e6f29f39", "type": "main", "index": 0}], [{"node": "error-handler-a548f92d-199e-4cd2-ae34-742617484831-348eb09e", "type": "main", "index": 0}], [{"node": "error-handler-a548f92d-199e-4cd2-ae34-742617484831-8f1b0b12", "type": "main", "index": 0}]]}}, "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."}