What can I automate with Lemlist in Sim?

With Sim you can: Get Activities; Get Lead; Send Email. Each action runs inside an AI agent block, so you can combine Lemlist with LLM reasoning, conditional logic, and data from any other connected service.

How do I connect Lemlist to Sim?

Getting started takes under five minutes: (1) Create a free account at sim.ai. (2) Open your workspace and create an agent. (3) Drag a Lemlist block onto the workflow builder. (4) Add your API key to authenticate — find it in your account settings. (5) Choose the tool you want to use, wire it to the inputs you need, and click Run. Your agent is live.

Can I use Lemlist as a tool inside an AI agent in Sim?

Yes — this is one of Sim's core capabilities. Instead of hard-coding when and how Lemlist is used, you give an AI agent access to Lemlist tools and describe the goal in plain language. The agent decides which tools to call, in what order, and how to handle the results. This means your automation adapts to context rather than breaking when inputs change.

How do I get activities with Lemlist in Sim?

Add a Lemlist block to your agent and select "Get Activities" as the tool. Fill in the required fields — you can reference outputs from earlier steps, such as text generated by an AI agent or data fetched from another integration. No code is required.

How do I trigger a Sim agent from Lemlist automatically?

Add a Lemlist trigger block to your agent and copy the generated webhook URL. Paste that URL into Lemlist's webhook settings and select the events you want to listen for (Lemlist Email Replied, Lemlist LinkedIn Replied, Lemlist Lead Interested, Lemlist Lead Not Interested, Lemlist Email Opened, Lemlist Email Clicked, Lemlist Email Bounced, Lemlist Email Sent, Lemlist Webhook (All Events)). From that point on, every matching event in Lemlist instantly runs your agent — no polling, no delay.

What data does Sim receive when a Lemlist event triggers an agent?

When Lemlist fires a webhook, Sim receives the full event payload that Lemlist sends — typically the record or object that changed, along with metadata like the event type and timestamp. Inside your agent, every field from that payload is available as a variable you can pass to AI blocks, conditions, or other integrations.

What Lemlist tools does Sim support?

Sim supports 3 Lemlist tools: Get Activities, Get Lead, Send Email.

Is the Lemlist integration free to use?

Yes — Sim's free plan includes access to the Lemlist integration and every other integration in the library. No credit card is needed to get started. Visit sim.ai to create your account.

Back to Integrations

Lemlist

Manage outreach activities, leads, and send emails via Lemlist

View docs

Overview

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

How to automate Lemlist with Sim

Create a free account
Sign up at sim.ai in seconds. No credit card required. Your workspace is ready immediately.
Add a Lemlist block
Open your workspace, drag a Lemlist block onto the workflow builder, and paste in your Lemlist API key.
Configure, connect, and run
Pick the tool you need, wire in an AI agent for reasoning or data transformation, and run. Your Lemlist automation is live.

Real-time triggers

Connect a Lemlist webhook to Sim and your agent runs the instant an event happens — no polling, no delay.

Lemlist Email Replied

Trigger workflow when a lead replies to an email

Lemlist LinkedIn Replied

Trigger workflow when a lead replies to a LinkedIn message

Lemlist Lead Interested

Trigger workflow when a lead is marked as interested

Lemlist Lead Not Interested

Trigger workflow when a lead is marked as not interested

Lemlist Email Opened

Trigger workflow when a lead opens an email

Lemlist Email Clicked

Trigger workflow when a lead clicks a link in an email

Lemlist Email Bounced

Trigger workflow when an email bounces

Lemlist Email Sent

Trigger workflow when an email is sent

Lemlist Webhook (All Events)

Trigger workflow on any Lemlist webhook event

Supported tools

3 Lemlist tools available in Sim

Get Activities

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

Get Lead

Retrieves lead information by email address or lead ID.

Send Email

Sends an email to a contact through the Lemlist inbox.

Frequently asked questions

Sim's Lemlist integration lets you build AI agents that automate tasks in Lemlist without writing code. Manage outreach activities, leads, and send emails via Lemlist You can connect Lemlist to hundreds of other services in the same agent — from CRMs and spreadsheets to messaging tools and databases.

Start automating Lemlist today

Build your first AI agent with Lemlist in minutes. Connect to every tool your team uses. Free to start — no credit card required.