External Nodes

Publish data to third-party services and external systems.

Node	Description
AI request	Sends a request to a configured LLM provider (OpenAI, AWS Bedrock, Anthropic, and others) with system and user prompts; replaces message data with the AI response
AWS Lambda	Invokes an AWS Lambda function synchronously with message data as the payload; replaces message data with the function response
AWS SNS	Publishes message data to an AWS SNS topic
AWS SQS	Enqueues message data to an AWS SQS queue (Standard or FIFO)
Azure IoT Hub	Publishes message data to Azure IoT Hub via MQTT (SAS token or X.509 certificate auth)
GCP Pub/Sub	Publishes message data to a Google Cloud Pub/Sub topic
Kafka	Publishes message data to an Apache Kafka topic
MQTT	Publishes message data to an external MQTT broker
RabbitMQ	Publishes message data to a RabbitMQ exchange
REST API call	Sends an HTTP request to an external endpoint; replaces message data with the response body
Send email	Sends an email via SMTP using a SEND_EMAIL message prepared by the To Email transformation node
Send notification	Sends a notification via the ThingsBoard notification center using a configured rule-node template
Send SMS	Sends an SMS using a system-configured provider (AWS SNS, Twilio, or SMPP)
Send to Slack	Posts a message to a Slack channel or direct message using a bot token
Twilio SMS PE / Cloud only	Sends an SMS via Twilio with credentials configured directly in the node
Twilio Voice PE / Cloud only	Makes a text-to-speech voice call via Twilio with configurable language, voice, and prosody settings