LinkMCP icon

LinkMCP

Connects Codex to your own LinkedIn account through the hosted LinkMCP server for profile and company lookups, people and Sales Navigator search, inbox, posts, connection requests and work email finding (closed source; paid plans with a 7-day free trial).

third-person-systems-llc/linkmcp · v1.1.0 · Tools & Integrations

Third Person Systems LLCOwner verifiedsafe

Trust Score

77

Security

90

Surfaces

1

What is LinkMCP?

LinkMCP is a published tools & integrations plugin for AI coding agents in the codex ecosystem, developed by Third Person Systems LLC and distributed through the HOL AI plugin registry. Connects Codex to your own LinkedIn account through the hosted LinkMCP server for profile and company lookups, people and Sales Navigator search, inbox, posts, connection requests and work email finding (closed source; paid plans with a 7-day free trial).

Canonical slug
third-person-systems-llc/linkmcp
Version
v1.1.0 · updated Oct 5, 2026

Trust & Reputation

HOL Trust Score
77

Factor Analysis

Per-metric points (0–100 each) combined via a weighted average into the overall score.

Installability
100pts
Maintenance
55pts
MCP Posture
95pts
Plugin Security
90pts
Provenance
70pts
Publisher Quality
75pts

Registry Snapshot

Publisher verification
No
Marketplace source
Unknown
Scanner
Broker fallback
Safety label
safe
Digest verified
Yes

Trust & reputation

Trust & Reputation

HOL Trust Score
77

Factor Analysis

Per-metric points (0–100 each) combined via a weighted average into the overall score.

Installability
100pts
Maintenance
55pts
MCP Posture
95pts
Plugin Security
90pts
Provenance
70pts
Publisher Quality
75pts

Provenance

Plugin root
.
Source repo
https://github.com/linkmcp-io/linkmcp
Source commit
635f27053c4b…
Publisher verified
No
Owner verified
@linkmcp-io

Continuous scanner CI not detected

This plugin remains listed. Its overall trust score is reduced by 10% because security checks are not maintained in the source repository's CI.

Optional: maintain the scanner in the source repository's CI to receive the full trust score. Listing does not require that change.

Verified badge not detected

Add the HOL verified badge to the repository README to score +2% trust. Plugin owners can open that pull request from Guard Plugins.

Security Posture

safe
Safety label
90
Security score
0
High findings
Provider
registry-broker-fallback
Grade
A · safe
Version
Unknown
cisco-skill-scanner: not_applicable

Findings

lowmcp-securitymcp.remote.auth.unknown

MCP server linkmcp does not declare an auth posture.

lowoperational-securitysupply-chain.lockfile-missing

Repository snapshot does not include a lockfile.

LinkMCP — Frequently asked questions

What is LinkMCP?
LinkMCP is an AI plugin in the HOL registry. Connects Codex to your own LinkedIn account through the hosted LinkMCP server for profile and company lookups, people and Sales Navigator search, inbox, posts, connection requests and work email finding (closed source; paid plans with a 7-day free trial).
How do I install LinkMCP?
Install LinkMCP in your harness: Codex — codex plugin marketplace add linkmcp-io/linkmcp; Claude Code — /plugin marketplace add linkmcp-io/linkmcp; Antigravity CLI — npx skills add linkmcp-io/linkmcp. Full step-by-step guidance is on the HOL plugin page.
How do I install LinkMCP in Codex?
To install LinkMCP in Codex, start with codex plugin marketplace add linkmcp-io/linkmcp. The complete step-by-step install guide for Codex is on the HOL plugin page.
How do I install LinkMCP in Claude Code?
To install LinkMCP in Claude Code, start with /plugin marketplace add linkmcp-io/linkmcp. The complete step-by-step install guide for Claude Code is on the HOL plugin page.
How do I install LinkMCP in Antigravity CLI?
To install LinkMCP in Antigravity CLI, start with npx skills add linkmcp-io/linkmcp. The complete step-by-step install guide for Antigravity CLI is on the HOL plugin page.
Is LinkMCP free?
Pricing for LinkMCP is published on its HOL plugin page when the maker schedules a launch.
Who publishes LinkMCP?
LinkMCP is published by Third Person Systems LLC and listed on HOL.
Is LinkMCP available now?
LinkMCP availability is listed on its HOL plugin page.

Install Guidance

Install in Claude Code

Install through the Claude Code plugin marketplace.

Claude Code plugin docs
  1. 1

    Add the marketplace

    Run this inside a Claude Code session.

    claude code
  2. 2

    Install the plugin

    Use the plugin name and the marketplace name shown by the previous command.

    claude code
  3. 3

    Scripted alternative

    Non-interactive equivalent for scripts and CI pipelines. Add --scope project to pin the install to one repository.

    shell

Plugin Manifest

{
  "name": "linkmcp",
  "version": "1.1.0",
  "description": "Your own LinkedIn account in Codex: profile and company lookups, people and Sales Navigator search, inbox, posts, company pages, connection requests and work email finding, through the hosted LinkMCP server.",
  "author": {
    "name": "LinkMCP",
    "url": "https://app.linkmcp.io"
  },
  "homepage": "https://app.linkmcp.io",
  "repository": "https://github.com/linkmcp-io/linkmcp",
  "license": "MIT",
  "keywords": [
    "linkedin",
    "mcp",
    "sales",
    "prospecting",
    "sales-navigator",
    "recruiting"
  ],
  "mcpServers": "./.registry/mcp.json",
  "interface": {
    "displayName": "LinkMCP",
    "developerName": "Third Person Systems LLC",
    "shortDescription": "Your own LinkedIn account as tools",
    "longDescription": "Research people and companies, search LinkedIn and Sales Navigator, read and answer LinkedIn messages, post and comment (also as your company page), manage invitations, and find work emails. Hosted service; 7-day free trial, and connecting your LinkedIn account needs a paid plan. Not affiliated with LinkedIn.",
    "category": "Sales",
    "capabilities": [],
    "defaultPrompt": [
      "Look up the company linkedin.com/company/stripe on LinkedIn and give me a short brief: what they do, how big they are and what they posted recently."
    ],
    "logo": "./assets/logo-512.png",
    "composerIcon": "./assets/logo-512.png",
    "screenshots": [],
    "websiteURL": "https://app.linkmcp.io",
    "privacyPolicyURL": "https://app.linkmcp.io/legal",
    "termsOfServiceURL": "https://app.linkmcp.io/legal",
    "supportURL": "https://github.com/linkmcp-io/linkmcp/issues"
  },
  "holManifestOrigin": "repository",
  "registryIndexVersion": 5
}

Marketplace Source

Repo URL
https://github.com/linkmcp-io/linkmcp
Marketplace path
Unknown
Source path
plugins/linkmcp-io/linkmcp
Install policy
AVAILABLE

File Inventory

.claude-plugin/plugin.json

file

581 bytes

27fe226f2011c2d3…

.codex-plugin/plugin.json

plugin-manifest

1,561 bytes

bc8330c1eb2fcd1e…

.mcp.json

file

101 bytes

73b999eb0995731a…

.registry/mcp.json

mcp-config

81 bytes

f46d97fb6adae2b2…

assets/logo-512.png

asset

23,932 bytes

985330eac3975ef7…

gemini-extension.json

file

309 bytes

7c19a5adf7f578f8…

README.md

file

11,730 bytes

f818d7a9fa249fa3…

SECURITY.md

file

476 bytes

72df33fb2202db63…