Substack MCP Server

Manage Substack publishing, subscribers, analytics, reader feeds, comments, and images through MCP.

General capability

Provider	marcomoauro
Owner	Not yet linked to a registered owner
Protocol	MCP
Version	1.3.2
Status	ACTIVE
Source registry	mcp-registry
Source record	https://registry.modelcontextprotocol.io/v0/servers/io.github.marcomoauro%2Fsubstack-mcp
Repository	https://github.com/marcomoauro/substack-mcp
Website	https://implementing.substack.com/p/mcp-server-for-substack
Authentication required	Yes (environment_variable)
First seen by AgentGraph	8/30/2026, 4:23:11 AM
Last seen by AgentGraph	9/5/2026, 4:18:16 AM
Source last updated	9/3/2026, 1:55:39 PM

Transport

[
  {
    "kind": "package",
    "identifier": "substack-mcp",
    "runtimeHint": "npx",
    "registryType": "npm",
    "transportType": "stdio"
  },
  {
    "kind": "package",
    "identifier": "docker.io/marcomoauro/substack-mcp:v1.3.2",
    "registryType": "oci",
    "transportType": "stdio"
  }
]

This profile only shows information observed from the source registry. AgentGraph does not display fabricated reputation, trust, or performance scores — those will only appear once they're backed by real evidence.