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For teams sending cold email

Keep your cold email out of spam.

You have leads to reach. CogniLead makes sure your emails actually land in their inbox — automatically. No warmup schedules to run, no reputation dashboards to babysit, nothing to configure by hand. You send; we handle the rest.

Start freeSee how it works →

100 sends a month, free forever — no credit card.

Never flagged as spamReplies & bounces handled for youOne-click unsubscribe, every email
cognilead.ai/dashboard/domains
  • Overview
  • Domains
  • Campaigns
  • Suppressions
  • Settings
Sender domains3 active
mail.acme-outreach.io
Healthy
send.northlane.co
Warming
reach.brightpath.eu
Healthy
4,218
Sent this week
0.6%
Bounce rate
0
Paused by breaker

Sign in with GitHub or Google — bring your own key for AI drafting — see the full stack

  • GitHub
  • Google
  • Anthropic
  • Mistral

How it works

From your leads to the inbox — nothing for you to manage.

You bring the leads. Everything between them and the inbox — the warmup, the safety checks, the follow-up — happens automatically.

Triggered
Trigger

Leads added

Import from your CRM, a spreadsheet, or the tools you already use. Anyone opted out is filtered first.

Completed
Automatic

Domains warmed up

New sending domains build trust with inboxes in the background — no schedule to babysit.

Checked
Gate

Reputation checked, every send

Each send is re-checked against live domain health right before it goes out.

TrueFalse
Sent
Healthy

Sent

Routed through whichever warmed domain is healthiest right now.

Paused
At risk

Paused

Pulled from rotation automatically, before it can drag down the rest of your sending — nothing downstream of this happens for that send.

Completed
Completed

Replies, bounces & opt-outs — handled

Every email ships a working one-click unsubscribe. Once someone opts out, they’re never contacted again.

The wedge

Deliverability ops, not a send button.

Smartlead and Instantly hand you a queue and a warming toggle. CogniLead ships warming, reputation monitoring, and gate-checked scheduling as first-class infrastructure — the operations layer that keeps cold email out of spam, in any region. You bring the leads; this is the part that’s hard to run yourself.

A circuit breaker for your sending reputation

One bad list or a spike in complaints shouldn’t be able to drag your whole domain pool into spam — so the breaker trips before that happens, not after you notice open rates cratering.

How · Every domain is watched continuously for the signals inboxes actually use — complaints, bounces, engagement. The moment one looks unhealthy it’s pulled out of rotation automatically, then rejoins on its own once it recovers.

Warming never stops running

Most tools treat warming as a setting you flip once and forget. Here it runs continuously, for as long as you send.

How · Your sending domains keep building trust with each other in the background, and every send automatically goes out through whichever domain is healthiest right now.

Your data stays where it should

If you sell into the EU, UK, or elsewhere with real data-residency expectations, "we have a compliance policy" isn’t the same as your data actually staying local.

How · Each lead is processed in its own region — EU, UK, US, Switzerland, and more — so where your data lives matches where your customers actually are.

Who it's for

Built for whoever is already sending cold email.

The deliverability layer is the same underneath — what changes is the shape of the risk you're protecting against.

Developers & AI-GTM builders

Cold-email deliverability that lives in your codebase.

Learn moreAgencies

Run client outbound without one bad list burning the pool.

Learn moreB2B SaaS teams

Cold outbound that does not compete with your product email.

Learn moreRecruiters & staffing

Keep candidate and client outreach out of spam, at volume.

Learn moreSales teams & SDRs

One deliverability engine instead of three separate subscriptions.

Learn moreSolo founders & indie hackers

Deliverability that runs unattended, priced for low volume.

Learn more

The engine underneath

The deliverability engine that never sleeps.

Warms domains, watches reputation, and routes every lead to the right region — continuously, in the background, whether you're watching or not.

Every domain warmed up automatically
Pauses itself if something looks wrong
Opt-outs honored in under a minute
One-click unsubscribe on every email
EUEUUSUSAPACAPAC
Each lead processed in its own region

Signals

All of the signals, none of the noise.

CogniLead watches all of it in the background so you only hear from it when something needs your attention.

  • Domain reputation
  • Reply & bounce events
  • Warmup progress
  • Jurisdiction routing
See how it works

Runs on

Cloudflare
Resend
Supabase
Stripe

For developers

REST API. MCP server. Build anything on CogniLead.

A full REST API and a published MCP server for Claude Desktop, Cursor, and Windsurf — no UI required. Push leads in, run campaigns, and manage suppressions straight from your own code or your AI IDE.

Read the docsExplore MCP →

Outbound done right

Clean lists, honored opt-outs.

Good outbound starts with respecting the people on the other end. Every email you send includes a real unsubscribe option, opt-outs are honored immediately, and we step in before a problem can spread — so your list stays clean without you having to watch it.

Unsubscribe built into every email

Every email includes a one-click unsubscribe link that works in a single tap — no forms, no "reply to unsubscribe," no friction for the recipient.

Opt-outs honored instantly

The moment someone unsubscribes, they’re added to YOUR suppression list within seconds — scoped to your account, not shared across CogniLead. Once suppressed, that address is never contacted again by any campaign of yours.

We pause before things go wrong

If a sending domain starts looking unhealthy, we pause it automatically — before it can drag down the rest of your sending. One bad batch can never take everything down with it.

The rules, plainly

Every send passes the same checks, automatically — reputation and opt-outs are never something you have to remember to watch, and GDPR-aligned handling comes built in, not bolted on.

Always
A working, one-click unsubscribe on every email you send.
A suppression list, checked automatically before every send.
Unsubscribes and bounces removed from your list — automatically.
Never
Sending to anyone who has already opted out.
Re-adding someone to a sequence after they unsubscribe.
Sending an email without a working way to opt out.

FAQ

Questions teams ask before they buy.

The short, honest answers on how the growth engine actually works.

What CogniLead is

It handles everything between your leads and their inbox: warming up your sending domains, watching your reputation and pausing automatically if anything looks risky, tracking replies and bounces, and honoring every unsubscribe instantly. You bring the leads; we keep the mail out of spam. AI content scaffolding (beta) can help draft the copy, too.

You supply them — import them from your CRM, upload a spreadsheet, or pull them from a scraper or a tool like Apollo or Clay. CogniLead is the deliverability layer downstream of wherever you find your leads; it does not build or sell a contact database.

No. You supply the leads and CogniLead runs the deliverability — warmup, personalization, cleanup, and one-click unsubscribe. We do not build, enrich, rank, or sell a company universe; we are the layer downstream of wherever you already get your leads.

How it works & what it costs

That is the whole product. Every domain sends from a pool that is kept warm automatically, and we continuously watch spam rate and reputation — pausing a domain the moment something looks off, before it can drag down the rest of your sending. Every email ships with a working one-click unsubscribe, and opt-outs are honored automatically.

An optional AI helper that drafts sequence steps and page copy from your product, topic, and keywords. It is useful scaffolding you edit and own — not a full content or SEO tool. It is in beta.

Below your plan’s cap (e.g. 50,000 emails on Growth) sends are covered by the base price. Past that, each extra send is billed at your plan’s rate ($0.035 on Growth) and you see the running total live in your dashboard. No surprise invoices — you can set a hard spending cap any time.

Still have a question? Read the docs or email us.

Your leads deserve to reach an inbox.

Every email you send without protection is a gamble on whether it reaches the inbox at all. Bring your leads — CogniLead handles the warmup, the safety checks, and the cleanup, so you don't have to think about deliverability again.

Start freeRead the docs →

100 sends a month, free forever · no credit card · cancel any time

CogniLead — Keep your cold email out of spam