GTM API LinkupAPI

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GTM API:

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.
LinkupAPI:

About

LinkupAPI is an outreach API for AI agents and software. Connect your users' LinkedIn, Gmail, Outlook and WhatsApp accounts, then send connection requests, messages, InMails, emails and WhatsApp messages from your product or agent, and get every reply back through real-time webhooks. It also covers prospect search, profile and company data, and email finding and verification, so an agent can find, enrich and contact leads with one API. Connect it to Claude, ChatGPT, Cursor or any MCP client through the LinkupAPI MCP server, or to n8n, Make and Zapier. Billed per connected account with unlimited usage: $55/month up to 10 accounts, then $5.50 to $4.50 per account, capped at $3,000/month for unlimited accounts.
GTM API:

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
LinkupAPI:

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
GTM API:

Audience

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

Audience

SaaS and AI-agent builders, sales and GTM teams, recruiting platforms and agencies that need LinkedIn, email and WhatsApp outreach through an API
GTM API:

Support

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

Support

Phone Support Not Supported
24/7 Live Support Not Supported
Online Supported
GTM API:

API

Offers API Supported
LinkupAPI:

API

Offers API Supported
GTM API:

Screenshots and Videos

No images available
LinkupAPI:

Screenshots and Videos

No images available
GTM API:

Pricing

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

Pricing

$55/month (up to 10 accounts)
Free Version Not Supported
Free Trial Not Supported
GTM API:

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:

Review this Software
LinkupAPI:

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:

Review this Software
GTM API:

Training

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

Training

Documentation Supported
Webinars Not Supported
Live Online Not Supported
In Person Not Supported
GTM API:

Company Information

GTM API
Founded: 2026
gtm-api.com
LinkupAPI:

Company Information

LinkupAPI
France
linkupapi.com
GTM API:

Alternatives

ShieldLabs

ShieldLabs

ShieldLabs Inc
LinkupAPI:

Alternatives

SmartReach

SmartReach

SmartReach.io
5.0 out of 5 stars
GTM API:
Trayo

Trayo

Trayo AI
LinkupAPI:
GTM API:
LinkupAPI:
GTM API:
LinkupAPI:
GTM API:
LinkupAPI:
GTM API:

Categories

AI Sales Tools Supported
LinkupAPI:

Categories

Sales Engagement Supported
GTM API:

Integrations

ElectroNeek Not Supported
LinkedIn Supported
Model Context Protocol (MCP) Supported
LinkupAPI:

Integrations

ElectroNeek Supported
LinkedIn Not Supported
Model Context Protocol (MCP) Not Supported
GTM API:
Claim GTM API and update features and information
Claim GTM API and update features and information
LinkupAPI:
Claim LinkupAPI and update features and information
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