Requirements
Customer.io requires an active account and an API access token from your account settings to connect — both are set up on its own site.[3]
Get your Customer.io credentials
Credential type option 1
Customer.io - App API Key
Connect Customer.io in WEXTL
- Log in to your WEXTL account, add the Customer.io node module to your workflow, and click Create new credential.Instant triggers use webhooks — click Create a webhook first when adding one, then create the credential.
- Optional: In the Credential name field, enter a name for the credential.
- Enter the authentication credentials you copied from your Customer.io account, or follow the on-screen instructions to create the credential.
- If prompted, authenticate your account and confirm access.
- If you want to make changes to your credential in the future, follow the steps in Manage credentials →
Notes
Credentials are org-scoped; share them with teammates from the Credentials picker on any of its nodes.For detailed information on connecting an application, see Connect an application →
Customer.io node modules
The list below is a reference of every Customer.io node module the integration supports. You will be able to pick any of them on the workflow canvas while building automations.
Browse every Customer.io node module below — each one opens to show its input parameters, outputs, and connection requirements.
Watch ActivitiesTrigger
Output fields[3]
| Field | Type |
|---|---|
| ID | text |
| Type | text |
| Timestamp | number |
| Customer ID | text |
| Delivery ID | text |
| Delivery Type | text |
| Data | object |
| Name | text |
| URL | text |
Watch Reporting EventsTrigger
No fields documented.
Download ExportSearch
Input fields[3]
| Field | Type |
|---|---|
ExportRequired | choice |
Get a NewsletterSearch
Get a SegmentSearch
Get Archived MessageSearch
Input fields[3]
| Field | Type |
|---|---|
MessageRequired | choice |
Get BroadcastSearch
Get Broadcast ActionSearch
Get Broadcast Action Link MetricsSearch
Get Broadcast Action MetricsSearch
Get Broadcast Action TranslationSearch
Get Broadcast ErrorsSearch
Get Broadcast Link MetricsSearch
Get Broadcast MessagesSearch
Get Broadcast MetricsSearch
Get Broadcast StatusSearch
Get Campaign ActionSearch
Get Campaign Action Link MetricsSearch
Get Campaign Action MetricsSearch
Get Campaign Action TranslationSearch
Get Campaign Journey MetricsSearch
Get Campaign Link MetricsSearch
Get Campaign MessagesSearch
Get Campaign MetricsSearch
Get CollectionSearch
Get Collection ContentsSearch
Get Customer ActivitiesSearch
Get Customer AttributesSearch
Get Customer MessagesSearch
Input fields[3]
| Field | Type |
|---|---|
Customer IDRequired | text |
| ID Type | choice |
| Start Date | date |
| End Date | date |
| Page Token | text |
| Limit | number |
Output fields[3]
| Field | Type |
|---|---|
| ID | text |
| Deduplicate ID | text |
| Customer ID | text |
| Campaign ID | number |
| Action ID | number |
| Newsletter ID | number |
| Broadcast ID | number |
| Content ID | number |
| Recipient | text |
| Subject | text |
| Type | text |
4other output fields
Get Customer Opt-OutsSearch
Get Customer RelationshipsSearch
Get Customer SegmentsSearch
Get Customer Subscription PreferencesSearch
Get Customers by EmailSearch
Get ExportSearch
Input fields[3]
| Field | Type |
|---|---|
ExportRequired | choice |
Get MessageSearch
Input fields[3]
| Field | Type |
|---|---|
MessageRequired | choice |
Get Newsletter DeliveriesSearch
Get Newsletter Link MetricsSearch
Get Newsletter MetricsSearch
Get Newsletter Test Group TranslationSearch
Get Newsletter TranslationSearch
Get Newsletter VariantSearch
Get Newsletter Variant Link MetricsSearch
Get Newsletter Variant MetricsSearch
Get Reporting WebhookSearch
Input fields[3]
| Field | Type |
|---|---|
WebhookRequired | choice |
Get Segment Customer CountSearch
Get Segment DependenciesSearch
Get Transactional MessageSearch
Get Transactional Message DeliveriesSearch
Input fields[3]
| Field | Type |
|---|---|
Transactional MessageRequired | choice |
| Metric | choice |
| State | choice |
| Start Date | date |
| End Date | date |
| Include Tracked Responses | boolean |
| Page Token | text |
| Limit | number |
Output fields[3]
| Field | Type |
|---|---|
| ID | text |
| Deduplicate ID | text |
| Customer ID | text |
| Campaign ID | number |
| Action ID | number |
| Recipient | text |
| Subject | text |
| Type | text |
| Metrics | object |
Get Transactional Message Link MetricsSearch
Get Transactional Message MetricsSearch
Get Transactional Message TranslationSearch
List ActivitiesSearch
No fields documented.
List Broadcast ActionsSearch
List Broadcast TriggersSearch
List BroadcastsSearch
Output fields[3]
| Field | Type |
|---|---|
| ID | text |
List Campaign ActionsSearch
List CampaignsSearch
Output fields[3]
| Field | Type |
|---|---|
| ID | text |
List CollectionsSearch
List Customers, Attributes, and DevicesAction
List ExportsSearch
No fields documented.
List MessagesSearch
Input fields[3]
| Field | Type |
|---|---|
| Limit | number |
List Newsletter Test GroupsSearch
List Newsletter VariantsSearch
List NewslettersSearch
List Reporting WebhooksSearch
No fields documented.
List Segment MembersSearch
List SegmentsSearch
List SnippetsSearch
List Transactional Message VariantsSearch
List Transactional MessagesSearch
Search CustomersSearch
Add Segment MembersAction
Input fields[3]
| Field | Type |
|---|---|
Segment IDRequired | number |
Customer IDsRequired | array |
| ID Type | choice |
Create NewsletterAction
Input fields[3]
| Field | Type |
|---|---|
NameRequired | text |
Channel TypeRequired | choice |
RecipientsRequired | text |
| Subject | text |
| Preheader Text | text |
| Body | text |
| Plaintext Body | text |
| Layout ID | number |
| From | text |
| From (Sender Identity ID) | number |
| Body (JSON) | text |
5other input fields
Output fields[3]
| Field | Type |
|---|---|
| ID | number |
| Deduplicate ID | text |
| Content IDs | array |
| Name | text |
| Sent At | number |
| Created | number |
| Updated | number |
| Type | text |
| Tags | array |
| Recipient Segment IDs | array |
| Subscription Topic ID | number |
Create Newsletter Test GroupAction
Create Newsletter Test Group TranslationAction
Input fields[3]
| Field | Type |
|---|---|
NewsletterRequired | choice |
Test GroupRequired | choice |
LanguageRequired | text |
| Subject | text |
| Preheader Text | text |
| Body | text |
| Plaintext Body | text |
| AMP Body | text |
| Body (JSON) | text |
Output fields[3]
| Field | Type |
|---|---|
| ID | number |
| Deduplicate ID | text |
| Content IDs | array |
| Name | text |
| Sent At | number |
| Created | number |
| Updated | number |
| Type | text |
| Tags | array |
| Recipient Segment IDs | array |
| Subscription Topic ID | number |
Create Newsletter TranslationAction
Input fields[3]
| Field | Type |
|---|---|
NewsletterRequired | choice |
LanguageRequired | text |
| Subject | text |
| Preheader Text | text |
| Body | text |
| Plaintext Body | text |
| AMP Body | text |
| Body (JSON) | text |
Output fields[3]
| Field | Type |
|---|---|
| ID | number |
| Deduplicate ID | text |
| Content IDs | array |
| Name | text |
| Sent At | number |
| Created | number |
| Updated | number |
| Type | text |
| Tags | array |
| Recipient Segment IDs | array |
| Subscription Topic ID | number |
Create SegmentAction
Create SnippetAction
Delete CustomerAction
Input fields[3]
| Field | Type |
|---|---|
Customer IdentifierRequired | text |
Delete NewsletterAction
Input fields[3]
| Field | Type |
|---|---|
NewsletterRequired | choice |
Delete Newsletter Test Group TranslationAction
Input fields[3]
| Field | Type |
|---|---|
NewsletterRequired | choice |
Test GroupRequired | choice |
LanguageRequired | text |
Delete Newsletter TranslationAction
Input fields[3]
| Field | Type |
|---|---|
NewsletterRequired | choice |
LanguageRequired | text |
Delete SegmentAction
Input fields[3]
| Field | Type |
|---|---|
SegmentRequired | choice |
Delete SnippetAction
Export Customer DataAction
Input fields[3]
| Field | Type |
|---|---|
FiltersRequired | object |
| Attributes | array |
Export Deliveries DataAction
Input fields[3]
| Field | Type |
|---|---|
| Newsletter ID | number |
| Campaign ID | number |
| Transactional Message ID | number |
| Action ID | number |
| Start Date | date |
| End Date | date |
| Attributes | array |
| Metric | text |
| Include Drafts | boolean |
| Template ID | number |
Make an API Calluniversal
Input fields[3]
| Field | Type |
|---|---|
URLRequired | text |
MethodRequired | choice |
| Headers | text |
| Query String | text |
| Body | text |
Remove Segment MembersAction
Input fields[3]
| Field | Type |
|---|---|
Segment IDRequired | number |
Customer IDsRequired | array |
| ID Type | choice |
Schedule NewsletterAction
Input fields[3]
| Field | Type |
|---|---|
NewsletterRequired | choice |
Scheduled AtRequired | number |
| Timezone | text |
| Match Recipient Timezone | boolean |
| Rate Limit — Message Rate | number |
| Rate Limit — Time Period | choice |
| Rate Limit — Spread Evenly | boolean |
Output fields[3]
| Field | Type |
|---|---|
| ID | number |
| Deduplicate ID | text |
| Content IDs | array |
| Name | text |
| Sent At | number |
| Created | number |
| Updated | number |
| Type | text |
| Tags | array |
| Recipient Segment IDs | array |
| Subscription Topic ID | number |
Send EmailAction
Send In-App MessageAction
Send Inbox MessageAction
Send NewsletterAction
Input fields[3]
| Field | Type |
|---|---|
NewsletterRequired | choice |
| Rate Limit — Message Rate | number |
| Rate Limit — Time Period | choice |
| Rate Limit — Spread Evenly | boolean |
Output fields[3]
| Field | Type |
|---|---|
| ID | number |
| Deduplicate ID | text |
| Content IDs | array |
| Name | text |
| Sent At | number |
| Created | number |
| Updated | number |
| Type | text |
| Tags | array |
| Recipient Segment IDs | array |
| Subscription Topic ID | number |
Send PushAction
Send SMSAction
Send WhatsApp MessageAction
Track Anonymous EventAction
Input fields[3]
| Field | Type |
|---|---|
Event NameRequired | text |
| Anonymous ID | text |
| ID | text |
| Event Type | choice |
| Timestamp | number |
| Event Data | object |
Track EventAction
Input fields[3]
| Field | Type |
|---|---|
Customer IdentifierRequired | text |
Event NameRequired | text |
| Timestamp | number |
| Event Data | object |
Trigger BroadcastAction
Update Broadcast ActionAction
Update Broadcast Action TranslationAction
Update Campaign ActionAction
Update Campaign Action TranslationAction
Update CustomerAction
Input fields[3]
| Field | Type |
|---|---|
Customer IdentifierRequired | text |
| Profile Attributes | object |
Update Customer Opt-OutsAction
Input fields[3]
| Field | Type |
|---|---|
Customer IDRequired | text |
Opt-OutsRequired | array |
| ID Type | choice |
Update Newsletter Test Group TranslationAction
Input fields[3]
| Field | Type |
|---|---|
NewsletterRequired | choice |
Test GroupRequired | choice |
LanguageRequired | text |
| Body | text |
| AMP Body | text |
| Plaintext Body | text |
| Subject | text |
| Preheader Text | text |
| From (Sender Identity ID) | number |
| Reply-To (Sender Identity ID) | number |
| Recipient | text |
1other input field
Output fields[3]
| Field | Type |
|---|---|
| ID | number |
| Newsletter ID | number |
| Deduplicate ID | text |
| Name | text |
| Layout | text |
| Body | text |
| AMP Body | text |
| Language | text |
| Type | text |
| From | text |
| From ID | number |
9other output fields
Update Newsletter TranslationAction
Input fields[3]
| Field | Type |
|---|---|
NewsletterRequired | choice |
LanguageRequired | text |
| Body | text |
| AMP Body | text |
| Plaintext Body | text |
| Subject | text |
| Preheader Text | text |
| From (Sender Identity ID) | number |
| Reply-To (Sender Identity ID) | number |
| Recipient | text |
| Headers | array |
Output fields[3]
| Field | Type |
|---|---|
| ID | number |
| Newsletter ID | number |
| Deduplicate ID | text |
| Name | text |
| Layout | text |
| Body | text |
| AMP Body | text |
| Language | text |
| Type | text |
| From | text |
| From ID | number |
9other output fields
Update Newsletter VariantAction
Input fields[3]
| Field | Type |
|---|---|
NewsletterRequired | choice |
Content VariantRequired | choice |
| Body | text |
| AMP Body | text |
| Plaintext Body | text |
| Subject | text |
| Preheader Text | text |
| From (Sender Identity ID) | number |
| Reply-To (Sender Identity ID) | number |
| Recipient | text |
| Headers | array |
Output fields[3]
| Field | Type |
|---|---|
| ID | number |
| Newsletter ID | number |
| Deduplicate ID | text |
| Name | text |
| Layout | text |
| Body | text |
| AMP Body | text |
| Language | text |
| Type | text |
| From | text |
| From ID | number |
9other output fields
Update Reporting WebhookAction
Input fields[3]
| Field | Type |
|---|---|
WebhookRequired | choice |
NameRequired | text |
Endpoint URLRequired | text |
EventsRequired | array |
| Disabled | boolean |
| Full Resolution | boolean |
| With Content | boolean |
Update SnippetAction
Update Transactional MessageAction
Input fields[3]
| Field | Type |
|---|---|
Transactional MessageRequired | choice |
ContentRequired | choice |
| Body | text |
| From (Sender Identity ID) | number |
| Reply-To (Sender Identity ID) | number |
| Recipient | text |
| Subject | text |
| Preheader Text | text |
| AMP Body | text |
| Headers | array |
Output fields[3]
| Field | Type |
|---|---|
| ID | number |
| Name | text |
| Created | date |
| Updated | date |
| Body | text |
| Language | text |
| Type | text |
| From | text |
| From ID | number |
| Reply To | text |
| Reply To ID | number |
7other output fields
Update Transactional Message TranslationAction
Input fields[3]
| Field | Type |
|---|---|
Transactional MessageRequired | choice |
LanguageRequired | text |
| Body | text |
| From (Sender Identity ID) | number |
| Reply-To (Sender Identity ID) | number |
| Recipient | text |
| Subject | text |
| Preheader Text | text |
| AMP Body | text |
| Headers | array |
Output fields[3]
| Field | Type |
|---|---|
| ID | number |
| Name | text |
| Created | date |
| Updated | date |
| Body | text |
| Language | text |
| Type | text |
| From | text |
| From ID | number |
| Reply To | text |
| Reply To ID | number |
7other output fields
Templates
Look for Customer.io templates in the WEXTL template library.
Browse templates →Explore alternative apps
- Birdeye[2]Reputation and local marketing for multi-location businesses — collect and reply to reviews, sync listings across 50+ directories, manage contacts and campaigns, run surveys and tickets, publish social posts, and pull reputation, listings and competitor reports.
- ActiveCampaignAutomate email marketing, CRM contacts, and customer journeys in ActiveCampaign.
- BloomreachEcommerce customer data and personalization platform for experiences, content, and engagement.
- AutopilotManage contacts, accounts, audiences, and journeys in Ortto (formerly Autopilot).
- AuphonicAutomated audio post-production for podcasts, broadcasts, and voice recordings.
References
- WEXTL® Customer.io Source Code connector implementation.
- Our users use cases and automations.
- Official API Documentation for Customer.io.
- WEXTL® visual workflow builder data.
Last updated: Aug 26, 2026 07:50