BlueSky MCP Server

A Model Context Protocol (MCP) server that provides access to BlueSky social network data through its official API. This server implements a standardized interface for retrieving user profiles and social graph information.

Features

Fetch detailed user profile information
Retrieve user following lists with pagination
Built-in authentication handling and session management
Comprehensive error handling

Installation

Claude Desktop

On MacOS: ~/Library/Application\ Support/Claude/claude_desktop_config.json
On Windows: %APPDATA%/Claude/claude_desktop_config.json

    "mcpServers": {
        "bluesky-mcp": {
            "command": "uv",
            "args": [
            "--directory",
            "C:\\Users\\{INSERT_USER}\\YOUR\\PATH\\TO\\bluesky-mcp\\bluesky-mcp",
            "run",
            "src/bluesky_mcp/server.py"
            ],
            "env": {
                "BLUESKY_IDENTIFIER": "your.handle.bsky.social",
                "BLUESKY_APP_PASSWORD": "your-app-password"
            }
        }
    }

Running Locally

Install Libraries

uv pip install -e .

Running

After connecting Claude client with the MCP tool via json file and installing the packages, Claude should see the server's mcp tools:

You can run the sever yourself via: In bluesky_mcp repo:

uv run src/bluesky_mcp/server.py

*if you want to run the server inspector along with the server:

npx @modelcontextprotocol/inspector uv --directory C:\\Users\\{INSERT_USER}\\YOUR\\PATH\\TO\\bluesky-mcp run src/bluesky_mcp/server.py

Available Tools

The server implements two tools:

get-profile: Get detailed profile information for a BlueSky user
get-follows: Get a list of accounts that a specified user follows

get-profile

Retrieves detailed profile information for a given BlueSky user.

Input Schema:

{
    "handle": {
        "type": "string",
        "description": "The user's handle (e.g., 'alice.bsky.social')"
    }
}

Example Response:

Profile information for alice.bsky.social:

Handle: alice.bsky.social
Display Name: Alice
Description: Just a BlueSky user sharing thoughts
Followers: 1234
Following: 567
Posts: 789

get-follows

Retrieves a list of accounts that a specified user follows, with support for pagination.

Input Schema:

{
    "actor": {
        "type": "string",
        "description": "The user's handle (e.g., 'alice.bsky.social')"
    },
    "limit": {
        "type": "integer",
        "description": "Maximum number of results to return",
        "default": 50,
        "minimum": 1,
        "maximum": 100
    },
    "cursor": {
        "type": "string",
        "description": "Pagination cursor",
        "optional": true
    }
}

Example Response:

Follows for alice.bsky.social:

Follows:
Handle: bob.bsky.social
Display Name: Bob
---
Handle: carol.bsky.social
Display Name: Carol
---
Handle: dave.bsky.social
Display Name: Dave
---

More results available. Use cursor: bafygeia...

Error Handling

The server includes comprehensive error handling for various scenarios:

Authentication failures
Rate limiting
Network connectivity issues
Invalid parameters
Timeout handling
Malformed responses

Error messages are returned in a clear, human-readable format.

Prerequisites

Python 3.12 or higher
httpx
mcp

Authentication

To use this MCP server, you need to:

Create a BlueSky account if you don't have one
Generate an App Password in your BlueSky account settings
Set the following environment variables:
- BLUESKY_IDENTIFIER: Your BlueSky handle (e.g., "username.bsky.social")
- BLUESKY_APP_PASSWORD: Your generated App Password

Contributing

Contributions are welcome! Please feel free to submit a Pull Request.

License

This MCP server is licensed under the MIT License. This means you are free to use, modify, and distribute the software, subject to the terms and conditions of the MIT License. For more details, please see the LICENSE file in the project repository.

This server cannot be installed

security - not tested

license - permissive license

quality - not tested

How are these scores calculated?

hybrid server

The server is able to function both locally and remotely, depending on the configuration or use case.

Tools

Facilitates interaction with the BlueSky social network via its official API, allowing users to retrieve detailed user profiles and following lists with authentication and error handling capabilities.

Related Resources

Reddit Discussion about this server

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