Manage Smartlead cold email campaigns, sequences, and leads
Smartlead is a Sim integration in the Email category. Sim is the AI workspace where teams build and deploy AI agents. Sim's Smartlead integration provides 47 tools that AI agents can use inside Sim's visual workflow builder. Smartlead connects with an API key. Free to start at sim.ai.
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Integrate Smartlead into workflows. Create campaigns, write multi-step email sequences, import and categorize leads, pull campaign analytics, and register webhooks for engagement events.
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Open your workspace, drag a Smartlead block onto the workflow builder, and paste in your Smartlead API key.
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47 Smartlead tools available to Sim agents.
Retrieves all Smartlead campaigns for the authenticated account.
Retrieves a single Smartlead campaign by ID.
Creates a Smartlead campaign. The campaign starts in DRAFTED status; add sequences, email accounts, and a schedule before starting it.
Starts, pauses, or stops a Smartlead campaign. START requires the campaign to already have a schedule, sequences, and at least one email account.
Sets the sending window, timezone, and throughput limits for a Smartlead campaign. A campaign cannot be started until a schedule exists.
Updates tracking, stop-on-activity, and sending settings for a Smartlead campaign.
Retrieves lifetime performance totals for a Smartlead campaign — sends, opens, clicks, replies, bounces, and lead counts by state.
Retrieves Smartlead campaign performance totals for a date range. Smartlead rejects ranges longer than roughly one month.
Retrieves the email sequence steps for a Smartlead campaign, including subjects, bodies, and per-step delays.
Replaces the email sequence for a Smartlead campaign. Send every step in one call — steps omitted from the request are removed. An empty subject makes a step reply in the previous thread.
Retrieves per-email statistics rows for a Smartlead campaign, filterable by sequence step, engagement status, and sent-time range.
Adds leads to a Smartlead campaign, up to 400 per call. Returns per-reason counts for leads that were skipped as duplicates, blocked, bounced, or invalid.
Retrieves the leads in a Smartlead campaign with their per-campaign status.
Looks up a Smartlead lead by email address and returns the lead record plus every campaign it belongs to.
Updates a lead in a Smartlead campaign. Smartlead requires the email field even when it is unchanged, and lead edits apply across every campaign the lead belongs to.
Sets the category of a lead in a Smartlead campaign, such as Interested or Not Interested. Use List Lead Categories to resolve a category ID.
Pauses a lead in a Smartlead campaign so it stops receiving sequence emails.
Resumes a paused lead in a Smartlead campaign, optionally after a delay.
Retrieves the lead categories configured on the Smartlead account, with the category IDs needed to categorize a lead.
Retrieves the sent-and-received message history for a lead in a Smartlead campaign.
Retrieves the webhooks registered on a Smartlead campaign.
Creates a webhook on a Smartlead campaign, or updates an existing one when a webhook ID is supplied. Smartlead requires at least one lead category.
Deletes a webhook from a Smartlead campaign.
Retrieves webhook delivery counts for a Smartlead campaign over a time window, for checking whether events are reaching their destination.
Copies a Smartlead campaign, including its sequences and settings. The copy is named "<original> - copy" and starts in DRAFTED status.
Permanently deletes a Smartlead campaign along with its sequences, leads, and webhooks. This cannot be undone.
Exports every lead in a Smartlead campaign as CSV, including engagement counts and the sequence step last sent to each lead.
Retrieves the sending email accounts attached to a Smartlead campaign.
Attaches sending email accounts to a Smartlead campaign. A campaign needs at least one attached account before it can start.
Detaches sending email accounts from a Smartlead campaign.
Retrieves the sending email accounts on the Smartlead account, including their IDs for attaching to a campaign.
Retrieves per-lead engagement statistics for a Smartlead campaign.
Retrieves per-mailbox sending statistics for a Smartlead campaign, for spotting which sending accounts are underperforming.
Retrieves top-level Smartlead campaign counts for a date range, including positive replies, skipped, failed, and stopped counts not present in the standard analytics.
Retrieves recent lead activity across all Smartlead campaigns — opens, clicks, replies, and status changes. Smartlead exposes no campaign filter on this endpoint.
Looks up a Smartlead lead by its ID.
Unsubscribes a lead from a single Smartlead campaign, leaving it active in other campaigns.
Unsubscribes a lead across every Smartlead campaign and adds it to the account-wide unsubscribe list.
Marks a lead as completed in a Smartlead campaign so it stops receiving further sequence steps.
Removes a lead from a Smartlead campaign. The lead record itself remains on the account.
Retrieves replies from the Smartlead master inbox across all campaigns, optionally limited to unread replies. Smartlead exposes no campaign filter on this endpoint.
Retrieves the lead lists on the Smartlead account with their lead counts.
Retrieves a single Smartlead lead list by ID.
Creates a lead list on the Smartlead account.
Renames a Smartlead lead list.
Deletes a Smartlead lead list.
Retrieves the clients on a Smartlead agency account, including the client IDs used to scope campaigns and email accounts.
Sim's Smartlead integration adds 47 tools to the AI agents you build in Sim's visual workflow builder. Manage Smartlead cold email campaigns, sequences, and leads.
