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bluesky-mcp-server

An MCP server enabling agents to interact with the Bluesky social network. It provides tools to search public posts, fetch user profiles, read various feeds including trending topics, and retrieve post threads and quotes. It supports STDIO and Streamable HTTP transports.

Package and access

Local package with source-attributed installation metadata. Koskamo does not execute packages during review.

bluesky-mcp-server logo, by cyanheadsCommunity listingLocal stdioSource reviewed; not executedPublished by cyanheads
Vendor documentation

What you can do with it

  • Search public Bluesky posts with filters
  • Fetch user profiles by handle or DID
  • Read trending topics and feed posts
  • Retrieve post threads and quotes

Source and maintenance

Community listingRegistry 0.6.0
mcp-registry: io.github.cyanheads/bluesky-mcp-server@0.6.0Source repository
Maintenance checked

Packages and installation

Source-provided package data. Koskamo has not executed or live-probed this package.

@cyanheads/bluesky-mcp-server 0.6.0

npmnpx
@cyanheads/bluesky-mcp-server package definition
{
  "version": "0.6.0",
  "transport": "stdio",
  "identifier": "@cyanheads/bluesky-mcp-server",
  "runtimeHint": "npx",
  "registryType": "npm",
  "registryBaseUrl": "https://registry.npmjs.org",
  "environmentVariables": [
    {
      "name": "BLUESKY_CLAMP_READ_LIMITS",
      "format": "boolean",
      "default": "true",
      "description": "Clamp oversized read limits with a notice; false restores rejection."
    },
    {
      "name": "BLUESKY_IDENTIFIER",
      "format": "string",
      "description": "Handle, DID, or email of the Bluesky account post search runs as. Optional: without it and BLUESKY_APP_PASSWORD, bsky_search_posts is not offered, since Bluesky refuses search without a signed-in account. Use a dedicated account — search leaves out posts from accounts in a block relationship with it."
    },
    {
      "name": "BLUESKY_APP_PASSWORD",
      "format": "string",
      "description": "App password for BLUESKY_IDENTIFIER (a standard, non-privileged one — Settings → Privacy and security → App passwords). Optional; required together with BLUESKY_IDENTIFIER to enable bsky_search_posts."
    },
    {
      "name": "MCP_LOG_LEVEL",
      "format": "string",
      "default": "info",
      "description": "Sets the minimum log level for output (e.g., 'debug', 'info', 'warn')."
    }
  ]
}

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

Connect from your client

Each snippet configures the same source-provided package; replace placeholders before use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Cursor

Merge this local stdio configuration, replace every placeholder environment value, and restart Cursor. Koskamo has not executed this package.
Cursor configuration
{
  "mcpServers": {
    "bluesky-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/bluesky-mcp-server@0.6.0"
      ],
      "env": {
        "BLUESKY_CLAMP_READ_LIMITS": "<YOUR_BLUESKY_CLAMP_READ_LIMITS>",
        "BLUESKY_IDENTIFIER": "<YOUR_BLUESKY_IDENTIFIER>",
        "BLUESKY_APP_PASSWORD": "<YOUR_BLUESKY_APP_PASSWORD>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

Cline

Merge this local stdio configuration, replace every placeholder environment value, and restart Cline. Koskamo has not executed this package.
Cline configuration
{
  "mcpServers": {
    "bluesky-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/bluesky-mcp-server@0.6.0"
      ],
      "env": {
        "BLUESKY_CLAMP_READ_LIMITS": "<YOUR_BLUESKY_CLAMP_READ_LIMITS>",
        "BLUESKY_IDENTIFIER": "<YOUR_BLUESKY_IDENTIFIER>",
        "BLUESKY_APP_PASSWORD": "<YOUR_BLUESKY_APP_PASSWORD>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

VS Code

Merge this local stdio configuration, replace every placeholder environment value, and restart VS Code. Koskamo has not executed this package.
VS Code configuration
{
  "servers": {
    "bluesky-mcp-server": {
      "type": "stdio",
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/bluesky-mcp-server@0.6.0"
      ],
      "env": {
        "BLUESKY_CLAMP_READ_LIMITS": "<YOUR_BLUESKY_CLAMP_READ_LIMITS>",
        "BLUESKY_IDENTIFIER": "<YOUR_BLUESKY_IDENTIFIER>",
        "BLUESKY_APP_PASSWORD": "<YOUR_BLUESKY_APP_PASSWORD>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

Claude Desktop

Merge this local stdio configuration, replace every placeholder environment value, and restart Claude Desktop. Koskamo has not executed this package.
Claude Desktop configuration
{
  "mcpServers": {
    "bluesky-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "@cyanheads/bluesky-mcp-server@0.6.0"
      ],
      "env": {
        "BLUESKY_CLAMP_READ_LIMITS": "<YOUR_BLUESKY_CLAMP_READ_LIMITS>",
        "BLUESKY_IDENTIFIER": "<YOUR_BLUESKY_IDENTIFIER>",
        "BLUESKY_APP_PASSWORD": "<YOUR_BLUESKY_APP_PASSWORD>",
        "MCP_LOG_LEVEL": "<YOUR_MCP_LOG_LEVEL>"
      }
    }
  }
}

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