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About

GTM API gives developers and AI agents programmatic access to LinkedIn through accounts they own. One key exposes 250+ typed tools over MCP and a REST API with webhooks: search people and companies, send connection requests and messages, enrich profiles, and read the inbox. The safety layer is the product: each account runs in its own anti-detect cloud browser with a dedicated proxy, new accounts warm up on a ramp computed from account health, and every action passes a server-side limit check before it fires. Outward actions support a preview and confirm step, so an over-eager agent cannot damage an account. GTM API reports 20,000+ connected accounts at under a 1% ban rate. Free plan; paid from $39 per account per month, scaling to $10 at volume, unlimited calls.

About

The safest and powerful LinkedIn automation software and CRM. Automatically invite targeted 2nd & 3rd level contacts with a personal note. Auto-responder to newly added connections and drip campaigns for chain messaging with reply detection. Dozens of features and tools for Linkedin, Sales Navigator and Recruiter automation. Manage your Linkedin connections and lead funnel with a convenient CRM system. Safety of your LinkedIn account. Linked Helper 2 remains the safest tool for LinkedIn automation as it is a web-browser (not a Chrome extension) that does not embed its code into LinkedIn page. It does not call LinkedIn API unlike most cloud-based tools. The second version of Linked Helper is a standalone application or a smart web-browser (not a Chrome extension as was the first version) with built-in CRM system for productive and safe LinkedIn automation. Arrange your lead generation processes in LinkedIn into campaigns with easily manageable workflow.

Platforms Supported

Windows Not Supported
Mac Not Supported
Linux Not Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Platforms Supported

Windows Supported
Mac Supported
Linux Supported
Cloud Supported
On-Premises Not Supported
iPhone Not Supported
iPad Not Supported
Android Not Supported
Chromebook Not Supported

Audience

Developers, AI agent builders, growth engineers and sales teams that automate LinkedIn outreach on accounts they own

Audience

Individuals, lead generation agencies or recruiters looking for a LinkedIn automation software and CRM

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported

Support

Phone Support Supported
24/7 Live Support Supported
Online Supported

API

Offers API Supported

API

Offers API Supported

Screenshots and Videos

No images available

Screenshots and Videos

Pricing

$39/account/month
Free Version Supported
Free Trial Supported

Pricing

$15 per month
Free Version Not Supported
Free Trial Supported

Reviews/Ratings

Overall 0.0 / 5
ease 0.0 / 5
features 0.0 / 5
design 0.0 / 5
support 0.0 / 5

This software hasn't been reviewed yet. Be the first to provide a review:

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Reviews/Ratings

Overall 5.0 / 5
ease 4.0 / 5
features 5.0 / 5
design 4.0 / 5
support 5.0 / 5

Pros & Cons from Real Users

Pros

  • I have used LinkedHelper for several years now. I started working with the tool back when it was a browser extension within Chrome. Since then, I've migrated over to the enhanced LH2 platform which has been an incredible experience. With the investment of a little bit of time, experimentation and forethought, connection requests and ongoing messages to my ever growing network became seamless and easy. In my line of work, I am continually trying to find new and creative ways of engaging people and initiating new discussions. LH2 has streamlined this process and has helped me to leverage LinkedIn as my primary source of leads for new business development.

Cons

  • While I wouldn't describe myself as an expert, I do feel that I am a reasonably advanced user of the system. To be fully transparent, running campaigns through the platform does require a bit of supervision, at least in the manner in which I am using the tool That said, the investment of time required to monitor and maintain the platform pales in comparison to the time and effort I used to spend when issuing connection requests and messaging people one at a time. The returns on my efforts have tripled if not quadrupled. Today, I can't envision working successfully on LinkedIn without it.

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported

Training

Documentation Supported
Webinars Supported
Live Online Supported
In Person Not Supported

Company Information

GTM API
Founded: 2026
gtm-api.com

Company Information

Linked Helper
Founded: 2016
United States
www.linkedhelper.com

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GetMeLeads
Trayo

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Linkyfy

Linkyfy

Galitein Technologies

Categories

AI Sales Tools Supported

Categories

AI Sales Tools Supported
Sales Engagement Supported

Sales Engagement Features

Call Scripts / Call Steps Not Supported
CRM Integration Supported
Email Sequences Not Supported
Email Tracking / Automation Not Supported
Lead Management Supported
Reporting / Analytics Not Supported
Sales / Voice Dialer Not Supported
Sales Automation Not Supported
Search Not Supported
Task Management Not Supported
Templates Not Supported
Workflow Management Supported

Integrations

LinkedIn Supported
Gmail Not Supported
Google Sheets Not Supported
Make Not Supported
Model Context Protocol (MCP) Supported
Snov.io Not Supported
Vinna AI Not Supported
Zapier Not Supported

Integrations

LinkedIn Supported
Gmail Supported
Google Sheets Supported
Make Supported
Model Context Protocol (MCP) Not Supported
Snov.io Supported
Vinna AI Supported
Zapier Supported
Claim GTM API and update features and information
Claim GTM API and update features and information
Claim Linked Helper and update features and information
Claim Linked Helper and update features and information