Sales engagement / outbound · Case study

Sendlyst: A cold-email platform built around inbox placement, AI research, and scale.

Sendlyst presents a sales engagement product with unlimited inboxes, AI-assisted research and replies, a unified inbox, and performance analytics for founders and agencies.

Sendlyst website screenshot
94.2%
inbox placement
12.4%
reply rate
92M
emails sent monthly
14m
median launch time
Challenge

Why this had to be built this way.

Outbound buyers are skeptical of inflated open rates and fragile sending setups. The page had to feel technical, measurable, and operationally credible.

Implementation

What we implemented for the client.

We built a terminal-inspired product story with campaign snippets, live delivery metrics, social proof, and quantitative proof around inbox placement, reply rates, and launch speed.

Feature rationale

Campaign-code hero

The hero displays a personalized follow-up sequence as if it were a live campaign file.

The client wanted technical buyers to see AI personalization and sequence logic instantly.

Deliverability dashboard

Inbox rate, open rate, reply rate, and pipeline metrics are presented as rolling proof.

Cold email decisions are performance-led; the site needed numbers before feature lists.

Unlimited mailbox positioning

The offer highlights unlimited mailboxes on every plan.

Scaling safely requires mailbox rotation, so the pricing value had to be clear at the top.

Unified inbox and AI agents

The product promise combines sending, research, replies, and inbox management.

Agencies and founders need one operating layer, not another single-purpose sender.
Build notes
  • Gave a commodity category a technical, deliverability-first point of view.
  • Used product UI copy as the storytelling device.
  • Made performance metrics the backbone of the landing page.