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Smartlead

Cold email infrastructure with unlimited mailboxes, warmup, and SmartServers for pre-warmed sending.

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1 months ago

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23 community mentions

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Entry · The data

Cold email infrastructure with unlimited mailboxes, warmup, and SmartServers for pre-warmed sending.

Why GTM teams care

The community generally sees Smartlead as a strong option for agencies and teams requiring automation and integration, though concerns about bugs and email validation persist.

Best use cases

Smartlead excels in complex outbound email workflows, especially for agencies working with multiple clients and detailed segmentation.
It's effectively used as a part of a lead enrichment strategy, particularly when combined with other data sources and CRM integrations.
Users leverage Smartlead's automation features for large-scale email campaigns that require advanced routing and testing.
Smartlead can be used to optimize email warm-up processes to ensure high deliverability rates for new accounts.

Entry · Deepline integration

Tasks you can run with Smartlead on Deepline

Smartlead is wired into Deepline. 44 actions are available out of the box, runnable from the CLI or as a column step in an enrichment spreadsheet.

Quick start

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_add_campaign_email_account:{"campaign_id":"{{campaign_id}}","email_account_ids":["{{email_account_ids}}"]}' --json

Run 44 actions for Smartlead from the Deepline CLI.

Available actions

Add Campaign Email Account

Adding sending accounts to a campaign.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_add_campaign_email_account:{"campaign_id":"{{campaign_id}}","email_account_ids":["{{email_account_ids}}"]}' --json

fixed0 credits/unit

Add Domain Block List

Blocking domains or emails from future lead enrollments.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_add_domain_block_list:{"domain_block_list":["{{domain_block_list}}"]}' --json

fixed0 credits/unit

Api Request

Calling a custom Smartlead API endpoint for unmodeled actions.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_api_request:{"method":"GET","endpoint":"{{endpoint}}"}' --json

fixed0 credits/unit

Campaign Stats

Reading campaign metrics after lead pushes

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_get_campaign_stats:{"campaign_id":"{{campaign_id}}"}' --json

fixed0 credits/unit

Create Campaign

Creating a new Smartlead campaign for outbound workflows

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_create_campaign:{"name":"{{name}}"}' --json

fixed0 credits/unit

Create Client

Creating a whitelabel/client account.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_create_client:{"name":"{{name}}","email":"{{email}}","permission":"reply_master_inbox","password":"{{password}}"}' --json

fixed0 credits/unit

Delete Campaign Webhook

Removing a campaign webhook registration.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_delete_campaign_webhook:{"campaign_id":"{{campaign_id}}","id":"{{id}}"}' --json

fixed0 credits/unit

Delete Campaign

Removing a campaign no longer used.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_delete_campaign:{"campaign_id":"{{campaign_id}}"}' --json

fixed0 credits/unit

Delete Lead By Campaign

Removing a lead from a campaign.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_delete_lead_by_campaign:{"campaign_id":"{{campaign_id}}","lead_id":"{{lead_id}}"}' --json

fixed0 credits/unit

Export Campaign Leads

Exporting campaign leads as CSV.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_export_campaign_leads:{"campaign_id":"{{campaign_id}}"}' --json

fixed0 credits/unit

Fetch Campaign Sequences

Reading campaign sequence configuration.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_fetch_campaign_sequences:{"campaign_id":"{{campaign_id}}"}' --json

fixed0 credits/unit

Fetch Campaign Webhooks

Fetching campaign-level webhook registrations.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_fetch_campaign_webhooks:{"campaign_id":"{{campaign_id}}"}' --json

fixed0 credits/unit

Fetch Campaigns By Lead

Finding all campaigns linked to a lead.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_fetch_campaigns_by_lead:{"lead_id":"{{lead_id}}"}' --json

fixed0 credits/unit

Fetch Clients

Listing clients attached to your Smartlead account.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_fetch_clients:{}' --json

fixed0 credits/unit

Fetch Email Account Warmup Stats

Reading warmup stats for a sending account.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_fetch_email_account_warmup_stats:{"email_account_id":"{{email_account_id}}"}' --json

fixed0 credits/unit

Fetch Email Account

Fetching a sending email account by id.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_fetch_email_account:{"account_id":"{{account_id}}"}' --json

fixed0 credits/unit

Fetch Lead By Email

Reading a lead record from an email address.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_fetch_lead_by_email:{"email":"{{email}}"}' --json

fixed0 credits/unit

Fetch Lead Message History

Reading message history for a lead in a campaign.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_fetch_lead_message_history:{"campaign_id":"{{campaign_id}}","lead_id":"{{lead_id}}"}' --json

fixed0 credits/unit

Get Campaign Analytics By Date

Reading campaign analytics for a date window.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_get_campaign_analytics_by_date:{"campaign_id":"{{campaign_id}}","start_date":"{{start_date}}","end_date":"{{end_date}}"}' --json

fixed0 credits/unit

Get Campaign Analytics

Reading campaign-level analytics and totals.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_get_campaign_analytics:{"campaign_id":"{{campaign_id}}"}' --json

fixed0 credits/unit

Get Campaign

Reading campaign metadata and current configuration.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_get_campaign:{"campaign_id":"{{campaign_id}}"}' --json

fixed0 credits/unit

List Campaign Email Accounts

Listing accounts attached to a campaign.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_list_campaign_email_accounts:{"campaign_id":"{{campaign_id}}"}' --json

fixed0 credits/unit

List Campaign Leads

Reading leads inside a campaign.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_list_campaign_leads:{"campaign_id":"{{campaign_id}}"}' --json

fixed0 credits/unit

List Campaigns

Listing Smartlead campaigns and IDs for outbound workflows

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_list_campaigns:{}' --json

fixed0 credits/unit

List Email Accounts

Listing all available email accounts.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_list_email_accounts:{}' --json

fixed0 credits/unit

List Lead Categories

Reading available lead categories.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_list_lead_categories:{}' --json

fixed0 credits/unit

Pause Lead By Campaign

Pausing a lead inside a campaign.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_pause_lead_by_campaign:{"campaign_id":"{{campaign_id}}","lead_id":"{{lead_id}}"}' --json

fixed0 credits/unit

Push To Campaign

Pushing leads/contacts directly into a Smartlead campaign

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_push_to_campaign:{"campaign_id":"{{campaign_id}}","leads":[{"email":"{{email}}"}]}' --json

fixed0 credits/unit

Reconnect Failed Email Accounts

Requeueing failed email accounts for reconnect.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_reconnect_failed_email_accounts:{}' --json

fixed0 credits/unit

Remove Campaign Email Account

Removing sending accounts from a campaign.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_remove_campaign_email_account:{"campaign_id":"{{campaign_id}}","email_account_ids":["{{email_account_ids}}"]}' --json

fixed0 credits/unit

Reply To Lead Thread

Replying to a lead message from campaign thread history.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_reply_to_lead_thread:{"campaign_id":"{{campaign_id}}","email_stats_id":"{{email_stats_id}}","email_body":"{{email_body}}","reply_message_id":"{{reply_message_id}}","reply_email_time":"{{reply_email_time}}","reply_email_body":"{{reply_email_body}}"}' --json

fixed0 credits/unit

Resume Lead By Campaign

Resuming a lead inside a campaign.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_resume_lead_by_campaign:{"campaign_id":"{{campaign_id}}","lead_id":"{{lead_id}}"}' --json

fixed0 credits/unit

Save Campaign Sequences

Creating and updating campaign sequences.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_save_campaign_sequences:{"campaign_id":"{{campaign_id}}","sequences":[{"seq_number":"{{seq_number}}","seq_delay_details":{"delay_in_days":"{{delay_in_days}}"}}]}' --json

fixed0 credits/unit

Unsubscribe Lead By Campaign

Unsubscribing a lead from a single campaign.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_unsubscribe_lead_by_campaign:{"campaign_id":"{{campaign_id}}","lead_id":"{{lead_id}}"}' --json

fixed0 credits/unit

Unsubscribe Lead

Unsubscribing a lead globally.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_unsubscribe_lead:{"lead_id":"{{lead_id}}"}' --json

fixed0 credits/unit

Update Campaign Schedule

Updating campaign send schedule configuration.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_update_campaign_schedule:{"campaign_id":"{{campaign_id}}","timezone":"{{timezone}}","days_of_the_week":["{{days_of_the_week}}"],"start_hour":"{{start_hour}}","end_hour":"{{end_hour}}","max_new_leads_per_day":"{{max_new_leads_per_day}}"}' --json

fixed0 credits/unit

Update Campaign Settings

Updating campaign-level tracking and stopping behavior.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_update_campaign_settings:{"campaign_id":"{{campaign_id}}","track_settings":"DONT_TRACK_EMAIL_OPEN","stop_lead_settings":"REPLY_TO_AN_EMAIL"}' --json

fixed0 credits/unit

Update Campaign Status

Starting, pausing, or stopping a campaign.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_update_campaign_status:{"campaign_id":"{{campaign_id}}","status":"PAUSED"}' --json

fixed0 credits/unit

Update Email Account Warmup

Updating warmup configuration for a sending account.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_update_email_account_warmup:{"email_account_id":"{{email_account_id}}","warmup_enabled":"{{warmup_enabled}}","total_warmup_per_day":"{{total_warmup_per_day}}","daily_rampup":"{{daily_rampup}}","reply_rate_percentage":"{{reply_rate_percentage}}"}' --json

fixed0 credits/unit

Update Email Account

Updating a sending email account configuration.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_update_email_account:{"email_account_id":"{{email_account_id}}"}' --json

fixed0 credits/unit

Update Lead By Campaign

Updating lead details inside a campaign.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_update_lead_by_campaign:{"campaign_id":"{{campaign_id}}","lead_id":"{{lead_id}}"}' --json

fixed0 credits/unit

Update Lead Category By Campaign

Updating a lead category for campaign-level tracking.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_update_lead_category_by_campaign:{"campaign_id":"{{campaign_id}}","lead_id":"{{lead_id}}","category_id":"{{category_id}}"}' --json

fixed0 credits/unit

Upsert Campaign Webhook

Creating or updating a campaign webhook.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_upsert_campaign_webhook:{"campaign_id":"{{campaign_id}}","webhook":{"name":"{{name}}","webhook_url":"{{webhook_url}}","event_types":"EMAIL_SENT"}}' --json

fixed0 credits/unit

Upsert Email Account

Creating or updating a sending email account.

deepline enrich --input leads.csv --output leads.enriched.csv --with 'result=smartlead_upsert_email_account:{"id":"{{id}}","from_name":"{{from_name}}","from_email":"{{from_email}}","user_name":"{{user_name}}","password":"{{password}}","smtp_host":"{{smtp_host}}","smtp_port":"{{smtp_port}}","imap_host":"{{imap_host}}","imap_port":"{{imap_port}}"}' --json

fixed0 credits/unit

Get started with Deepline →Provider docs ↗

Entry · Field reports

What people are saying about Smartlead

Real quotes from 5 cited sources across review sites, blogs, Reddit, HN, X, and community forums.

“We send 7 million emails per month and the deliverability by Smartlead is insane.”

trustpilotby Akshat BiyaniMar 1, 2026↗

“Worst support ever...they take forever to answer. Dont trust them.”

trustpilotby Evren TopcuApr 1, 2026↗

“Almost every month we face a new issue with the platform. Campaigns sometimes don't trigger at all.”

trustpilotby Jennifer HollandMar 1, 2026↗

“Best price for high volumes...very competitive price.”

trustpilotby Tristan DebostaFeb 1, 2026↗

“Billed hundreds of dollars for a subscription that is impossible to cancel via the UI.”

trustpilotby Josef HolmApr 1, 2026↗

Entry · Reference questions

Frequently asked

What is Smartlead?

Cold email infrastructure with unlimited mailboxes, warmup, and SmartServers for pre-warmed sending.

What is Smartlead best for?

Teams use Smartlead for Smartlead excels in complex outbound email workflows, especially for agencies working with multiple clients and detailed segmentation, It's effectively used as a part of a lead enrichment strategy, particularly when combined with other data sources and CRM integrations, Users leverage Smartlead's automation features for large-scale email campaigns that require advanced routing and testing, and Smartlead can be used to optimize email warm-up processes to ensure high deliverability rates for new accounts.

What do public references say about Smartlead?

The cited source set is cautious, with 3 negative references out of 5. Deepline tracks 1 cited source for this provider entry.

What should teams check before choosing Smartlead?

Users have reported significant bugs and disruptions in Clay campaigns when integrated with Smartlead, causing frustration, There are ongoing queue issues when pushing leads from tables to Smartlead, notably increased processing times, Some community members found the pricing high relative to the features provided, especially for smaller teams, and There's feedback on limitations in email validation effectiveness leading to high bounce rates and campaign pauses.

What alternatives should teams compare with Smartlead?

Teams commonly compare Smartlead with Instantly - noted for better deliverability rates and a cleaner UI, Apollo - mentioned for its better user experience and focused features, Lemlist - discussed as a viable option for outbound campaigns despite some UX challenges, and Emailbison - referenced as a tool for effective outbound campaigns in similar industries.

Contribute · Review

Share your experience with Smartlead

No vendor influence — your review is published as-is. Post anonymously or with your name.

Community Pros & Cons

Pros

Smartlead offers more automation features compared to competitors, allowing for complex workflows and deeper routing.
Community members have noted Smartlead's advanced inbox rotation system which aids in maintaining deliverability rates.
The platform is praised for its integration capabilities with other tools like Clay, enhancing the overall GTM stack.
Smartlead reportedly has higher automation and better support for agencies managing multiple clients.

Cons

Users have reported significant bugs and disruptions in Clay campaigns when integrated with Smartlead, causing frustration.
There are ongoing queue issues when pushing leads from tables to Smartlead, notably increased processing times.
Some community members found the pricing high relative to the features provided, especially for smaller teams.
There's feedback on limitations in email validation effectiveness leading to high bounce rates and campaign pauses.

Questions mentioning Smartlead

9 questions reference this provider.

What are good use cases for Claude Code in sales?

“...your brand voice through custom prompt engineering - Integrates with Smartlead, Instantly, or native CRM sequences **Example Implementation:** ``` Trigger: New lead added to "Outbound Q1"...”

What would a modern AI-powered sales stack look like if rebuilt from scratch today?

“...on for research summarization and personalization. For execution, use Smartlead or Instantly for sequence deployment with proper email verification through LeadMagic or Prospeo. Complete th...”

Does anyone know how to push Smartlead campaign data into Clay

“[user] , it shows how to use Smartlead to run campaigns. I want to push data of the campaigns that were run on Smartlead into Clay.”

Does cold email work for landscape company lead generation?

“...(https://www.emailbison.com/) - [Instantly](https://instantly.ai/) - [Smartlead](https://www.smartlead.ai/) These tools have delivered solid results in outbound campaigns for comparable se...”

When it comes down to warm-up the E-Mails for the cold outbound with smartlead

“Keeping things simple, conservative and abiding by best practices like: • Doing at least a 2 week warm up • Sending no more than 25-30 cold emails per day per account • Ensuring y”

Can anyone recommend a free or cheap tool for scalable email outreach when you already have the email copy tailored at the individual level?

“...e tool they will give you 14 days trail but it takes 2 week to warmup smartlead nad instantly is the best one, it is resonable as well in terms of pricing”

What’s the best way to make sure the leads in my list haven’t already been contacted from another list? thanks!

“Run a lookup against your email sequencer e.g. in Smartlead you can run lookup lead in campaign”

Does anyone know how to push Smartlead campaign data into Clay? If you know of any youtube video please share. I couldn't find one.

“[video](https://www.youtube.com/watch?v=J9a73lfmxBk)”

Does Clay connect into http://Snov.io to automate email outreach campaigns?

“...o]) For actual email outreach, Clay connects to email sequencers like Smartlead, Instantly, Salesloft, Outreach, and HubSpot to send your campaigns. [[clay.com](https://www.clay.com/faq]) C...”

Quick Facts

Category: Outbound Tools
Community Mentions: 23
Sentiment Score: Neutral (-0.20)
Website: www.smartlead.ai

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Recent Discussions

Community discussions and reviews from the last 30 days

Smartlead reference from Akshat Biyani

We send 7 million emails per month and the deliverability by Smartlead is insane.

trustpilotMar 1, 2026by Akshat Biyani

All opinions are community-sourced from real GTM practitioners. No vendor can claim or edit this page.