Lemlist

Use Lemlist to retrieve campaign activities and replies, look up a lead by email or ID, and send an email through the Lemlist inbox. Filter activity by type, campaign, or lead and page with the provided limit and offset.

Triggers can start workflows from Lemlist activity events. Use activity data to summarize campaign performance, sync replies to a CRM, or decide which leads need follow-up. The block does not expose campaign creation or multi-channel sequence management.

Use the block

Retrieve campaign activities and replies, get lead information, and send emails through the Lemlist inbox.

Actions

Lemlist Get Activities

Retrieves campaign activities and steps performed, including email opens, clicks, replies, and other events.

Input

Parameter	Type	Required	Description
`apiKey`	string	Yes	Lemlist API key
`type`	string	No	Filter by activity type (e.g., emailOpened, emailClicked, emailReplied, paused)
`campaignId`	string	No	Filter by campaign ID (e.g., "cam_abc123def456")
`leadId`	string	No	Filter by lead ID (e.g., "lea_abc123def456")
`isFirst`	boolean	No	Filter for first activity only
`limit`	number	No	Number of results per request (e.g., 50). Max 100, default 100
`offset`	number	No	Number of records to skip for pagination (e.g., 0, 100, 200)

Output

Parameter	Type	Description
`activities`	array	List of activities
↳ `_id`	string	Activity ID
↳ `type`	string	Activity type
↳ `leadId`	string	Associated lead ID
↳ `campaignId`	string	Campaign ID
↳ `sequenceId`	string	Sequence ID
↳ `stepId`	string	Step ID
↳ `createdAt`	string	When the activity occurred
`count`	number	Number of activities returned

Lemlist Get Lead

Retrieves lead information by email address or lead ID.

Input

Parameter	Type	Required	Description
`apiKey`	string	Yes	Lemlist API key
`leadIdentifier`	string	Yes	Lead email address (e.g., "john@example.com") or lead ID (e.g., "lea_abc123def456")

Output

Parameter	Type	Description
`_id`	string	Lead ID
`email`	string	Lead email address
`firstName`	string	Lead first name
`lastName`	string	Lead last name
`companyName`	string	Company name
`jobTitle`	string	Job title
`companyDomain`	string	Company domain
`isPaused`	boolean	Whether the lead is paused
`campaignId`	string	Campaign ID the lead belongs to
`contactId`	string	Contact ID
`emailStatus`	string	Email deliverability status

Lemlist Send Email

Sends an email to a contact through the Lemlist inbox.

Input

Parameter	Type	Required	Description
`apiKey`	string	Yes	Lemlist API key
`sendUserId`	string	Yes	Identifier for the user sending the message (e.g., "usr_abc123def456")
`sendUserEmail`	string	Yes	Email address of the sender (e.g., "sales@company.com")
`sendUserMailboxId`	string	Yes	Mailbox identifier for the sender (e.g., "mbx_abc123def456")
`contactId`	string	Yes	Recipient contact identifier (e.g., "con_abc123def456")
`leadId`	string	Yes	Associated lead identifier (e.g., "lea_abc123def456")
`subject`	string	Yes	Email subject line
`message`	string	Yes	Email message body in HTML format
`cc`	json	No	Array of CC email addresses

Output

Parameter	Type	Description
`ok`	boolean	Whether the email was sent successfully

Parameter	Type	Required	Description
`apiKey`	string	Yes	Required to create the webhook in Lemlist.
`campaignId`	string	No	Optionally scope the webhook to a specific campaign

Output

Parameter	Type	Description
`_id`	string	Unique activity identifier
`type`	string	Activity type (e.g., emailsSent, emailsReplied)
`createdAt`	string	Activity creation timestamp (ISO 8601)
`teamId`	string	Lemlist team identifier
`leadId`	string	Lead identifier (only present for campaign activities)
`campaignId`	string	Campaign identifier (only present for campaign activities)
`campaignName`	string	Campaign name (only present for campaign activities)
`email`	string	Lead email address
`firstName`	string	Lead first name
`lastName`	string	Lead last name
`companyName`	string	Lead company name
`linkedinUrl`	string	Lead LinkedIn profile URL
`sequenceId`	string	Sequence identifier
`sequenceStep`	number	Current step in the sequence (0-indexed)
`totalSequenceStep`	number	Total number of steps in the sequence
`isFirst`	boolean	Whether this is the first activity of this type for this step
`sendUserId`	string	Sender user identifier
`sendUserEmail`	string	Sender email address
`sendUserName`	string	Sender display name
`messageId`	string	Email message ID that bounced
`errorMessage`	string	Bounce error message

Lemlist Email Clicked

Trigger workflow when a lead clicks a link in an email

Configuration and outputs

Configuration

Parameter	Type	Required	Description
`apiKey`	string	Yes	Required to create the webhook in Lemlist.
`campaignId`	string	No	Optionally scope the webhook to a specific campaign

Output

Parameter	Type	Description
`_id`	string	Unique activity identifier
`type`	string	Activity type (e.g., emailsSent, emailsReplied)
`createdAt`	string	Activity creation timestamp (ISO 8601)
`teamId`	string	Lemlist team identifier
`leadId`	string	Lead identifier (only present for campaign activities)
`campaignId`	string	Campaign identifier (only present for campaign activities)
`campaignName`	string	Campaign name (only present for campaign activities)
`email`	string	Lead email address
`firstName`	string	Lead first name
`lastName`	string	Lead last name
`companyName`	string	Lead company name
`linkedinUrl`	string	Lead LinkedIn profile URL
`sequenceId`	string	Sequence identifier
`sequenceStep`	number	Current step in the sequence (0-indexed)
`totalSequenceStep`	number	Total number of steps in the sequence
`isFirst`	boolean	Whether this is the first activity of this type for this step
`sendUserId`	string	Sender user identifier
`sendUserEmail`	string	Sender email address
`sendUserName`	string	Sender display name
`messageId`	string	Email message ID containing the clicked link
`clickedUrl`	string	URL that was clicked

Lemlist Email Opened

Trigger workflow when a lead opens an email

Configuration and outputs

Configuration

Parameter	Type	Required	Description
`apiKey`	string	Yes	Required to create the webhook in Lemlist.
`campaignId`	string	No	Optionally scope the webhook to a specific campaign

Output

Parameter	Type	Description
`_id`	string	Unique activity identifier
`type`	string	Activity type (e.g., emailsSent, emailsReplied)
`createdAt`	string	Activity creation timestamp (ISO 8601)
`teamId`	string	Lemlist team identifier
`leadId`	string	Lead identifier (only present for campaign activities)
`campaignId`	string	Campaign identifier (only present for campaign activities)
`campaignName`	string	Campaign name (only present for campaign activities)
`email`	string	Lead email address
`firstName`	string	Lead first name
`lastName`	string	Lead last name
`companyName`	string	Lead company name
`linkedinUrl`	string	Lead LinkedIn profile URL
`sequenceId`	string	Sequence identifier
`sequenceStep`	number	Current step in the sequence (0-indexed)
`totalSequenceStep`	number	Total number of steps in the sequence
`isFirst`	boolean	Whether this is the first activity of this type for this step
`sendUserId`	string	Sender user identifier
`sendUserEmail`	string	Sender email address
`sendUserName`	string	Sender display name
`messageId`	string	Email message ID that was opened

Lemlist Email Replied

Trigger workflow when a lead replies to an email

Configuration and outputs

Configuration

Parameter	Type	Required	Description
`apiKey`	string	Yes	Required to create the webhook in Lemlist.
`campaignId`	string	No	Optionally scope the webhook to a specific campaign

Output

Parameter	Type	Description
`_id`	string	Unique activity identifier
`type`	string	Activity type (e.g., emailsSent, emailsReplied)
`createdAt`	string	Activity creation timestamp (ISO 8601)
`teamId`	string	Lemlist team identifier
`leadId`	string	Lead identifier (only present for campaign activities)
`campaignId`	string	Campaign identifier (only present for campaign activities)
`campaignName`	string	Campaign name (only present for campaign activities)
`email`	string	Lead email address
`firstName`	string	Lead first name
`lastName`	string	Lead last name
`companyName`	string	Lead company name
`linkedinUrl`	string	Lead LinkedIn profile URL
`sequenceId`	string	Sequence identifier
`sequenceStep`	number	Current step in the sequence (0-indexed)
`totalSequenceStep`	number	Total number of steps in the sequence
`isFirst`	boolean	Whether this is the first activity of this type for this step
`sendUserId`	string	Sender user identifier
`sendUserEmail`	string	Sender email address
`sendUserName`	string	Sender display name
`subject`	string	Email subject line
`text`	string	Email body content (HTML)
`messageId`	string	Email message ID (RFC 2822 format)
`emailId`	string	Lemlist email identifier

Lemlist Email Sent

Trigger workflow when an email is sent

Configuration and outputs

Configuration

Parameter	Type	Required	Description
`apiKey`	string	Yes	Required to create the webhook in Lemlist.
`campaignId`	string	No	Optionally scope the webhook to a specific campaign

Output

Parameter	Type	Description
`_id`	string	Unique activity identifier
`type`	string	Activity type (e.g., emailsSent, emailsReplied)
`createdAt`	string	Activity creation timestamp (ISO 8601)
`teamId`	string	Lemlist team identifier
`leadId`	string	Lead identifier (only present for campaign activities)
`campaignId`	string	Campaign identifier (only present for campaign activities)
`campaignName`	string	Campaign name (only present for campaign activities)
`email`	string	Lead email address
`firstName`	string	Lead first name
`lastName`	string	Lead last name
`companyName`	string	Lead company name
`linkedinUrl`	string	Lead LinkedIn profile URL
`sequenceId`	string	Sequence identifier
`sequenceStep`	number	Current step in the sequence (0-indexed)
`totalSequenceStep`	number	Total number of steps in the sequence
`isFirst`	boolean	Whether this is the first activity of this type for this step
`sendUserId`	string	Sender user identifier
`sendUserEmail`	string	Sender email address
`sendUserName`	string	Sender display name
`subject`	string	Email subject line
`text`	string	Email body content (HTML)
`messageId`	string	Email message ID (RFC 2822 format)
`emailId`	string	Lemlist email identifier

Lemlist Lead Interested

Trigger workflow when a lead is marked as interested

Configuration and outputs

Configuration

Parameter	Type	Required	Description
`apiKey`	string	Yes	Required to create the webhook in Lemlist.
`campaignId`	string	No	Optionally scope the webhook to a specific campaign

Output

Parameter	Type	Description
`_id`	string	Unique activity identifier
`type`	string	Activity type (e.g., emailsSent, emailsReplied)
`createdAt`	string	Activity creation timestamp (ISO 8601)
`teamId`	string	Lemlist team identifier
`leadId`	string	Lead identifier (only present for campaign activities)
`campaignId`	string	Campaign identifier (only present for campaign activities)
`campaignName`	string	Campaign name (only present for campaign activities)
`email`	string	Lead email address
`firstName`	string	Lead first name
`lastName`	string	Lead last name
`companyName`	string	Lead company name
`linkedinUrl`	string	Lead LinkedIn profile URL
`sequenceId`	string	Sequence identifier
`sequenceStep`	number	Current step in the sequence (0-indexed)
`totalSequenceStep`	number	Total number of steps in the sequence
`isFirst`	boolean	Whether this is the first activity of this type for this step

Lemlist Lead Not Interested

Trigger workflow when a lead is marked as not interested

Configuration and outputs

Configuration

Parameter	Type	Required	Description
`apiKey`	string	Yes	Required to create the webhook in Lemlist.
`campaignId`	string	No	Optionally scope the webhook to a specific campaign

Output

Parameter	Type	Description
`_id`	string	Unique activity identifier
`type`	string	Activity type (e.g., emailsSent, emailsReplied)
`createdAt`	string	Activity creation timestamp (ISO 8601)
`teamId`	string	Lemlist team identifier
`leadId`	string	Lead identifier (only present for campaign activities)
`campaignId`	string	Campaign identifier (only present for campaign activities)
`campaignName`	string	Campaign name (only present for campaign activities)
`email`	string	Lead email address
`firstName`	string	Lead first name
`lastName`	string	Lead last name
`companyName`	string	Lead company name
`linkedinUrl`	string	Lead LinkedIn profile URL
`sequenceId`	string	Sequence identifier
`sequenceStep`	number	Current step in the sequence (0-indexed)
`totalSequenceStep`	number	Total number of steps in the sequence
`isFirst`	boolean	Whether this is the first activity of this type for this step

Lemlist LinkedIn Replied

Trigger workflow when a lead replies to a LinkedIn message

Configuration and outputs

Configuration

Parameter	Type	Required	Description
`apiKey`	string	Yes	Required to create the webhook in Lemlist.
`campaignId`	string	No	Optionally scope the webhook to a specific campaign

Output

Parameter	Type	Description
`_id`	string	Unique activity identifier
`type`	string	Activity type (e.g., emailsSent, emailsReplied)
`createdAt`	string	Activity creation timestamp (ISO 8601)
`teamId`	string	Lemlist team identifier
`leadId`	string	Lead identifier (only present for campaign activities)
`campaignId`	string	Campaign identifier (only present for campaign activities)
`campaignName`	string	Campaign name (only present for campaign activities)
`email`	string	Lead email address
`firstName`	string	Lead first name
`lastName`	string	Lead last name
`companyName`	string	Lead company name
`linkedinUrl`	string	Lead LinkedIn profile URL
`sequenceId`	string	Sequence identifier
`sequenceStep`	number	Current step in the sequence (0-indexed)
`totalSequenceStep`	number	Total number of steps in the sequence
`isFirst`	boolean	Whether this is the first activity of this type for this step
`text`	string	LinkedIn message content

Lemlist Webhook (All Events)

Trigger workflow on any Lemlist webhook event

Configuration and outputs

Configuration

Parameter	Type	Required	Description
`apiKey`	string	Yes	Required to create the webhook in Lemlist.
`campaignId`	string	No	Optionally scope the webhook to a specific campaign

Output

Parameter	Type	Description
`_id`	string	Unique activity identifier
`type`	string	Activity type (e.g., emailsSent, emailsReplied)
`createdAt`	string	Activity creation timestamp (ISO 8601)
`teamId`	string	Lemlist team identifier
`leadId`	string	Lead identifier (only present for campaign activities)
`campaignId`	string	Campaign identifier (only present for campaign activities)
`campaignName`	string	Campaign name (only present for campaign activities)
`email`	string	Lead email address
`firstName`	string	Lead first name
`lastName`	string	Lead last name
`companyName`	string	Lead company name
`linkedinUrl`	string	Lead LinkedIn profile URL
`sequenceId`	string	Sequence identifier
`sequenceStep`	number	Current step in the sequence (0-indexed)
`totalSequenceStep`	number	Total number of steps in the sequence
`isFirst`	boolean	Whether this is the first activity of this type for this step
`sendUserId`	string	Sender user identifier
`sendUserEmail`	string	Sender email address
`sendUserName`	string	Sender display name
`subject`	string	Email subject line
`text`	string	Email body content (HTML)
`messageId`	string	Email message ID (RFC 2822 format)
`emailId`	string	Lemlist email identifier
`clickedUrl`	string	URL that was clicked (for emailsClicked events)
`errorMessage`	string	Error message (for bounce/failed events)

Lemlist

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