Official Substack MCP Server
O

Official Substack MCP Server

An open - source tool that connects Claude with Substack/Medium writing platforms through the MCP protocol to achieve article retrieval and intelligent analysis
2.5 points
7.3K

What is the Writer Context Tool?

The Writer Context Tool is an MCP server that allows Claude to access and analyze your published content on Substack and Medium. With this tool, you can better understand your writing background and get more personalized writing suggestions.

How to use the Writer Context Tool?

First, set up the URL of your Substack or Medium blog, and then start the tool. After that, you can search for relevant content or reference specific articles in Claude.

Applicable scenarios

Suitable for authors who need to review their writing history, find inspiration, or improve writing efficiency.

Main features

Retrieve and cache articles
Get and permanently cache your blog articles from Substack and Medium.
Semantic search
Based on embedding generation technology, find the articles most relevant to the query.
Individual article resources
Each article can be used as an independent resource by Claude.
Advantages
Permanently cache articles, no need to reload frequently.
Support semantic search to improve query efficiency.
Pre - load all content to reduce waiting time.
Limitations
Requires some Python knowledge to install and run.
Only supports Substack and Medium platforms.
May have a slow processing speed for a large number of articles.

How to use

Clone the repository
Clone this project to your local machine via Git.
Set up the Python environment
Make sure Python 3.10 or a higher version is installed, and create a virtual environment.
Configure the blog
Edit the config.json file to add the URL of your Substack or Medium blog.
Start the tool
Use the uv command to start the Writer Context Tool.

Usage examples

Case title: Find relevant articles
When you want to know about your writing on a certain topic, you can use the search_writing command.
Case title: Reference an article
When writing a new article, you can reference previously written content.

Frequently Asked Questions

How to ensure that the article cache will not be lost?
What if there are a large number of articles?
Does it support other platforms?

Related resources

Official documentation
View detailed installation and usage guides.
GitHub repository
Download the source code and contribute.
Video tutorial
Watch the video to learn how to get started quickly.

Installation

Copy the following command to your Client for configuration
Note: Your key is sensitive information, do not share it with anyone.

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