
Description
Trigger Novu notification workflows to send messages across email, SMS, push, chat, and in-app channels. Supports single triggers, bulk triggers, broadcast to all subscribers, topic-based targeting, and cancellation. Use when sending transactional notifications, alerts, or any event-driven messages.
SKILL.md
Trigger Notification
Send notifications by triggering Novu workflows. Supports single, bulk, broadcast, and topic-based delivery.
SDK Setup
import { Novu } from "@novu/api";
const novu = new Novu({
secretKey: process.env.NOVU_SECRET_KEY,
});
Single Trigger
Send a notification to one subscriber:
const result = await novu.trigger({
workflowId: "welcome-email",
to: "subscriber-123",
payload: {
userName: "Jane",
activationLink: "https://app.example.com/activate",
},
});
Trigger with Inline Subscriber Creation
If the subscriber doesn't exist yet, provide the full object — Novu upserts the subscriber:
const result = await novu.trigger({
workflowId: "welcome-email",
to: {
subscriberId: "user-456",
email: "jane@example.com",
firstName: "Jane",
lastName: "Doe",
},
payload: { userName: "Jane" },
});
Trigger with Transaction ID
Use custom transactionId for idempotency:
const result = await novu.trigger({
workflowId: "order-update",
to: "subscriber-123",
payload: { orderId: "order-789" },
transactionId: "unique-tx-id-abc",
});
Bulk Trigger
Send up to 100 events in a single request:
const result = await novu.triggerBulk({
events: [
{
workflowId: "welcome-email",
to: "subscriber-1",
payload: { userName: "Alice" },
},
{
workflowId: "welcome-email",
to: "subscriber-2",
payload: { userName: "Bob" },
},
],
});
Broadcast
Send to all subscribers in the environment:
const result = await novu.triggerBroadcast({
// here name field is for workflowId
name: "system-announcement",
payload: {
message: "Scheduled maintenance at 2am UTC",
},
});
Topic-Based Trigger
Send to all subscribers in a topic:
const result = await novu.trigger({
workflowId: "project-update",
to: [{
type: "Topic",
topicKey: "project-alpha-watchers",
}],
payload: { update: "New release deployed" },
});
Cancel a Trigger
Cancel delayed or digested notifications using the transactionId:
await novu.cancel("unique-tx-id-abc");
Trigger Parameters
| Parameter | Required | Description |
|---|---|---|
workflowId | Yes | The workflow identifier (not display name) |
to | Yes | Subscriber ID (string), subscriber object, or topic target |
payload | No | Data passed to the workflow, validated against payloadSchema |
overrides | No | Provider-specific overrides per channel |
transactionId | No | Unique ID for idempotency and cancellation |
actor | No | Subscriber ID or object representing who triggered the action |
context | No | Key-value pairs for multi-tenancy / organizational context |
Overrides
Override provider-specific settings per trigger:
const result = await novu.trigger({
workflowId: "alert",
to: "subscriber-123",
payload: { message: "Server down" },
overrides: {
"providers": {
"sendgrid": {
from: "alerts@example.com",
cc: ["user1@example.com", "user2@example.com"],
replyTo: "support@example.com",
}
}
},
});
Common Pitfalls
workflowIdis the identifier, not the display name — use the identifier you set when defining the workflow, not its human-readable name. Novu creates workflowId automatically if not provided- Subscriber upsert — triggering to a non-existent
subscriberIdorsubscriberobject string will create the subscriber with that subscriberId. - Bulk trigger limit is 100 events — chunk larger batches into groups of 100.
transactionIdis required for cancellation — you cannot cancel a trigger without it. Either provide custom transactionId or store novu generated transactionId if usecase is to cancel the workflow run (trigger event) later.- Payload is validated against the workflow's
payloadSchema— if the workflow defines a schema, the trigger will fail if the payload doesn't match.
References
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