Substack MCP Plus

Example Use Cases

• 1

  Create and publish richly formatted Substack posts programmatically.

• 2

  Manage drafts, update content, and handle paywall markers on Substack.

• 3

  Integrate Substack publishing into MCP-compatible clients like Claude Desktop.

Description

Substack MCP Plus enables seamless creation, editing, scheduling, and publishing of Substack posts directly from MCP clients like Claude Desktop. It supports rich text formatting, paywall markers, image uploads, and bulk operations, streamlining the publishing workflow. The tool uses an unofficial reverse-engineered Substack API and securely manages authentication with browser-based login and CAPTCHA handling. It empowers creators to publish faster and with full formatting preserved.