Substack MCP Server

Item: Substack MCP Server
Rating: 0
Author: M8ven

Provides deep, structured access to Substack publications with real-time content analysis, including sentiment analysis, readability metrics, and publishing patterns.

→ dkyazzentwatwa/substack_mcp · listed on glama

Is this your MCP?

Claim it to get a verified publisher badge, a free copy of our full audit findings, and direct contact for any high-priority issues we find.

Install from

Glama

M8ven verifies MCPs across every public registry — install directly from whichever one you prefer.

// key findings

🚨

Reads files from sensitive locations

Touches: ~/.config

🔐

You'll be asked for 1 credential: ANTHROPIC_API_KEY

These are read from process.env at runtime. Make sure you trust where they’ll be sent.

// required environment variables

This server reads these from process.env. You'll be asked to provide them before it can run.

configSUBSTACK_MCP_USER_AGENT

configSUBSTACK_MCP_CONNECT_TIMEOUT

configSUBSTACK_MCP_READ_TIMEOUT

configSUBSTACK_MCP_CACHE_TTL— export =900

configSUBSTACK_MCP_THROTTLE— export =1.0

🔐 secretANTHROPIC_API_KEY

configHOST

configPORT

configSUBSTACK_MCP_WARM_PUBLICATION— export =platformer

configLOG_LEVEL

configSETUPTOOLS_USE_DISTUTILS

configPAGER

configTERM

configLESS

configCOMP_WORDS

configCOMP_CWORD

configXDG_CONFIG_HOME

// full audit trail

The full breakdown of what we checked, the deductions that landed, the network hosts, the dependency advisories, and concrete fix guidance is available to verified publishers.

// improvement guidance — verified publishers only

We have 5 concrete improvements we can share with the publisher of this MCP. Each comes with specific guidance to raise the trust score.

// embed badge in your README

[![M8ven Score](https://m8ven.ai/badge/mcp/dkyazzentwatwa-substack-mcp-ugrvh0)](https://m8ven.ai/mcp/dkyazzentwatwa-substack-mcp-ugrvh0)

commit: c47cfb8c0c24c6c2509459b0b37b3527fea05b3c

code hash: b8e55ea3d24f7b407d5556487229d963c0956352c69b564ded0fc3f3b20360bb

verified: 6/21/2026, 10:38:13 AM

view raw JSON →