Reddit Research MCP Server

Semantic Reddit search across 20,000+ subreddits for evidence-based AI research.

Data last scanned today · Reviewed today

8 1 dangerous tool13 tools★ 239PythonMIT

Overview

The Reddit Research MCP Server enables AI assistants to perform semantic searches and deep-dive investigations into Reddit discussions. By bypassing standard API limitations, it allows users to access over 20,000 active subreddits, retrieve specific comment threads, and maintain saved feeds for long-term market intelligence and sentiment tracking. Designed for analysts and researchers, the tool provides cited evidence for every finding, including upvote counts, awards, and direct URLs. It supports a zero-configuration setup, allowing users to integrate Reddit data into their research workflows without managing manual API credentials or complex authentication steps.

Our verdict

With a security score of 38/100, this server is classified as high-risk. This rating reflects its status as a community-maintained tool that has not yet undergone editorial or security review, including the absence of a verified audit for its authentication and read-only implementations. It is recommended for users working with public data who can accept the risks associated with third-party, unvetted software.

Supports semantic search across over 20,000 subreddits.
Eliminates the need for manual Reddit API credential management.
Operates with zero direct dependencies in the codebase.
Provides citations with direct URLs to original Reddit content.

Security and authentication methods remain unreviewed.
Maintained by an individual contributor rather than an official vendor.
Lacks an independent audit of its read-only data access.

Setup

Claude Desktop

{
  "mcpServers": {
    "reddit-research-mcp": {
      "args": [
        "-y",
        "@king-of-the-grackles/reddit-research-mcp"
      ],
      "command": "npx"
    }
  }
}

Paste into ~/Library/Application Support/Claude/claude_desktop_config.json (macOS) or %APPDATA%\Claude\claude_desktop_config.json (Windows), then restart Claude Desktop. Some servers require API keys or tokens as environment variables — check the project's README and add an "env" object if needed.

No read-only mode — running this grants full read/write access.
No built-in authentication — anyone with access to this config can invoke every tool it exposes.

Tools

Tool	Description	Risk
discover_operations	See what operations are available and get workflow recommendations.	low
get_operation_schema	Understand parameter requirements, validation rules, and see examples before executing.	low
execute_operation	Perform the actual operation with validated parameters.	medium
discover_subreddits	Find relevant communities using semantic vector search across 20,000+ indexed subreddits.	low
search_subreddit	Search for posts within a specific subreddit with filters for time range and sort order.	low
fetch_posts	Get posts from a single subreddit by listing type.	low
fetch_multiple	Batch fetch posts from multiple subreddits concurrently.	low
fetch_comments	Get complete comment trees for deep analysis of discussions.	low
create_feed	Save discovered subreddits with analysis and metadata.	medium
list_feeds	View all your saved feeds with pagination.	low

Compatibility

Client	Local	Docker	Remote	Read-only
Claude Desktop
Cursor
VS Code
Windsurf
ChatGPT

Frequently asked questions

›Do I need to register for a Reddit API account to use this server?

No, this server does not require any Reddit API credentials, terminal commands, or complex configuration to start researching.

›What is the limitation of the built-in search compared to this MCP server?

Reddit's standard API limits search results to 250 items, whereas this server uses semantic vector embeddings to search across over 20,000 active subreddits.

›How can I monitor Reddit discussions over a long period?

You can use the server's feed operations to save subreddit collections, which allows for ongoing monitoring and persistent research management.

›Are the research findings supported by data?

Yes, every finding includes citations to real posts and comments, including metrics like upvote counts, awards, and direct URLs.

›What kind of communities are included in the search index?

The server indexes over 20,000 active subreddits that have more than 2,000 members, and the index is updated on a weekly basis.