Lemlist: Put Campaigns Campaignid Leads Leadidoremail Steps Stepid Personalization

Write a personalized message for one lead on one Lemlist campaign step.

Tool ID: lemlist_put_campaigns_campaignid_leads_leadidoremail_steps_stepid_personalization

Run this action

Use the TypeScript SDK for one call. Use ctx.tools.execute(...) inside a Play for durable calls, scheduled calls, or CSV processing.

import { Deepline } from 'deepline';

const deepline = await Deepline.connect();
const result = await deepline.tools.execute(
  'lemlist_put_campaigns_campaignid_leads_leadidoremail_steps_stepid_personalization',
  {
    "campaignId": "campaign_123",
    "leadIdOrEmail": "jane.doe@example.com",
    "stepId": "step_123"
  },
);

console.log(result.toolResponse.raw);

CLI

deepline tools execute lemlist_put_campaigns_campaignid_leads_leadidoremail_steps_stepid_personalization --input '{
  "campaignId": "campaign_123",
  "leadIdOrEmail": "jane.doe@example.com",
  "stepId": "step_123"
}' --json

Example response

The SDK returns this shape at result.toolResponse.raw. The example values illustrate the response.

{
  "data": {
    "leadId": "lead_123",
    "stepId": "step_123",
    "variant": "A"
  }
}

Use deepline describe lemlist_put_campaigns_campaignid_leads_leadidoremail_steps_stepid_personalization --json for the latest machine-readable contract.

Input reference

Personalize the message of one campaign step for a single lead. The lead receives this version instead of the step’s shared content, and is no longer A/B tested on this step.

Name	Type	Required	Default	Details
`payload.campaignId`	`string`	Yes	—	The unique identifier of the campaign
`payload.leadIdOrEmail`	`string`	Yes	—	The unique identifier or email of the lead
`payload.stepId`	`string`	Yes	—	The unique identifier of the step, from GET /campaigns/{campaignId}/sequences
`payload.variant`	`"A" \| "B"`	No	—	A/B variant to write on. Defaults to the variant the lead is already on: the winner once one is picked, else the variant already personalized, else the variant of the lead’s scheduled task, else A. Allowed: `A`, `B`.
`payload.subject`	`string`	No	—	Email steps only. On a follow-up email, a non-empty subject starts a new thread. omit it to stay in the thread.
`payload.message`	`string`	No	—	The message body. HTML on email steps. plain text on LinkedIn, SMS and WhatsApp steps (HTML is converted to text). Cannot be blank, except on a LinkedIn invitation.
`payload.cc`	`array`	No	—	Email steps only. An empty array removes the cc for this lead.
`payload.plainText`	`boolean`	No	—	Email steps only. Send this lead a plain-text email.
`payload.altMessage`	`string`	No	—	LinkedIn invitation and LinkedIn message steps only. The connection-request note, 300 characters at most on an invitation. Minimum length: 1.
`payload.altMessagePremium`	`string`	No	—	LinkedIn message steps only. The note sent from a premium account. Minimum length: 1. Maximum length: 300.

Output reference

Standard tool result payload.

Name	Type	Required	Default	Details
`result.data`	`object`	Yes	—	A lead’s personalized version of one campaign step. It pins the lead to the A/B variant it is written on.
`result.data.leadId`	`string`	No	—	The lead the step is personalized for
`result.data.stepId`	`string`	No	—	The personalized step
`result.data.variant`	`"A" \| "B"`	No	—	The A/B variant the lead is pinned to Allowed: `A`, `B`.
`result.data.emailTemplateId`	`string`	No	—	The step content the personalization overrides (variant A or B of the step)
`result.data.content`	`object`	No	—	The full personalized content. Only the fields of the step type are present.
`result.data.content.subject`	`string`	No	—	Email steps. An empty subject keeps a follow-up in its thread.
`result.data.content.message`	`string`	No	—	—
`result.data.content.cc`	`array`	No	—	—
`result.data.content.plainText`	`boolean`	No	—	—
`result.data.content.altMessage`	`string`	No	—	LinkedIn invitation and message steps: the connection-request note
`result.data.content.altMessagePremium`	`string`	No	—	LinkedIn message steps: the note sent from a premium account
`result.meta`	`object`	No	—	Additional response metadata (status, paging).

Deepline cost

Pricing model: fixed (per call).
Estimated Deepline credits: 0 per pricing unit.
Provider-native pricing may still exist outside Deepline credit billing.

​Run this action

​CLI

​Example response

​Input reference

​Output reference

​Deepline cost

​Related documentation

Run this action

CLI

Example response

Input reference

Output reference

Deepline cost

Related documentation