# substack-mcp

> Use this tool when you need to access and summarize Substack posts from your authenticated reader account, including paid subscriptions. It solves the problem of manually tracking and summarizing posts by syncing, caching, and generating daily summaries. The tool takes Substack account credentials as input and outputs summarized posts, making it ideal for users seeking to streamline their content consumption.

Canonical page: https://skillsregistry.net/skills/cchen7-substack-mcp  
JSON: https://api.skillsregistry.net/v1/skills/cchen7-substack-mcp

## Description

An MCP server that gives Copilot access to Substack posts from your authenticated reader account, including paid subscriptions, enabling daily summary generation by syncing, caching, and summarizing posts.

## Trust

- **Trust score (0–1):** 0.69
- **Verification tier:** scanned
- **Last scanned:** 2026-08-30

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-08-30

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/spwlv77b97)
- **Repository:** <https://github.com/cchen7/substack-mcp>

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "cchen7-substack-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/cchen7-substack-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/cchen7-substack-mcp/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt