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harp is an AI SDR (Sales Development Representative) platform that automates your outbound sales pipeline — from finding the right prospects and scoring them against your ideal customer profile to executing personalized multi-channel sequences across email and LinkedIn.

What you can do

Find and manage targets

Import, enrich, and organize accounts and contacts in one place.

Score with ICP

Build ideal customer profiles and automatically score every account.

Build sequences

Design multi-step outreach flows with a visual canvas builder.

Automate LinkedIn

Safely automate profile visits, connections, messages, and more.

Manage your inbox

Track replies across channels in a unified inbox.

Track performance

Monitor open rates, reply rates, and sequence performance.

How it works

1

Define your ICP

Set the criteria that describe your ideal customer — industry, company size, tech stack, and more. harp scores every account automatically.
2

Build a sequence

Use the canvas builder to create multi-step outreach flows combining email, LinkedIn actions, wait steps, and conditional branching.
3

Enroll contacts

Add contacts to your sequence. harp personalizes each message using AI and your template variables.
4

Let it run

harp executes your sequence steps on schedule — sending emails, visiting LinkedIn profiles, sending connection requests — while you focus on closing.