What is the key difference between Vk MCP Server and Substack Ops?

Vk MCP Server belongs to the Social Media category with local stdio execution, while Substack Ops belongs to the Social Media category with local stdio execution.

How do I install Vk MCP Server or Substack Ops in Claude Desktop or Cursor?

Copy the mcpServers JSON configuration snippet provided on this page into your claude_desktop_config.json or ~/.cursor/mcp.json file and restart your AI client.

Are Vk MCP Server and Substack Ops free or paid?

Vk MCP Server operates under a Free / Open Source model (API Key required). Substack Ops operates under a Free / Open Source model (other).

Which MCP server has more tools and community activity?

Vk MCP Server lists 19 tools with 5 views and 11 GitHub stars. Substack Ops lists 6 tools with 6 views and 1 GitHub stars.

Can I use both Vk MCP Server and Substack Ops together in the same MCP host?

Yes! MCP hosts like Claude Desktop, Cursor, Windsurf, Cline, and VS Code support configuring multiple servers under the mcpServers object simultaneously.

Side-by-Side Model Context Protocol Comparison

Vk MCP Server vs Substack Ops

In-depth architectural comparison of the Vk MCP Server and Substack Ops MCP servers. Compare execution transports, security boundaries, tool capabilities, quality scores, and ready-to-paste client installation snippets for Claude, Cursor, Windsurf, and VS Code.

At a Glance & Executive Verdict

Vk MCP Server

Social Media · Local stdio

Quality: 64/100 (Good) | Auth: API Key required

Substack Ops

Social Media · Local stdio

Quality: 48/100 (Fair) | Auth: other

Verdict Summary: Choose Vk MCP Server if you need specialized Social Media tools running via a local process. Choose Substack Ops if your workspace requires Social Media integration with local subprocess execution. Both servers can be configured concurrently in your client's mcpServers manifest.

Which MCP Server Should You Choose?

Choose Vk MCP Server when:

You need dedicated capabilities in the Social Media domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: API Key required (Free / Open Source).
You have access to required keys: VK_ACCESS_TOKEN, VK_TIMEOUT_MS, VK_API_BASE.
Primary tools included: vk_users_get, vk_users_search, vk_wall_get.

Explore Vk MCP Server Details

Choose Substack Ops when:

You need dedicated capabilities in the Social Media domain.
You prefer local stdio subprocess transport architecture.
Your security boundary fits: other (Free / Open Source).
Primary tools included: 26-tool Substack MCP interface, Host-LLM reply drafting without AI API keys, Dry-run defaults for write actions.

Feature & Specification Comparison

Specification	Vk MCP Server bulatko Social Media	Substack Ops 06ketan Social Media
Summary	MCP server for VK (VKontakte) social network API. Access users, walls, groups, friends, newsfeed, photos, and community stats.	Substack with zero AI API keys. 26 tools (posts, notes, comments, replies, reactions, restacks). Host LLM drafts via proposereply → confirmreply tokens. SQLite dedup, JSONL audit, dry-run default. Install: uvx substack-ops mcp install cursor.
Category & Scope

Tools & Capabilities Breakdown

Vk MCP Server Tools (19)

vk_users_get

Look up VK users by numeric ID or short name (e.g. durov). Use this to resolve a name to an ID before calling other tools, or to check whether a profile is closed.

vk_users_search

Find VK users by name, optionally narrowed by city, country, sex or age. Returns matches with a total count; page through them with offset.

vk_wall_get

Read posts from a user or community wall, newest first. Pass domain for a short address (durov) or owner_id for a numeric one — negative for a community, positive for a person. Each post carries its likes, reposts, comments and views.

vk_wall_post

Publish a post on a wall. To post in a community, set owner_id to the community ID with a minus sign (-123) and from_group true, otherwise it appears as your personal post on the community wall. Attach media with the attachment string that vk_photos_upload_wall returns. Returns the new post_id.

vk_wall_create_comment

Ready-to-Paste Client Configurations

Paste either (or both) of these JSON server blocks into your client config file (e.g. claude_desktop_config.json or ~/.cursor/mcp.json).

Vk MCP Server Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "bulatko-vk-mcp-server": {
      "command": "npx",
      "args": [
        "-y",
        "vk-mcp-server"
      ],
      "env": {
        "VK_ACCESS_TOKEN": "YOUR_VK_ACCESS_TOKEN_HERE",
        "VK_TIMEOUT_MS": "YOUR_VK_TIMEOUT_MS_HERE",
        "VK_API_BASE": "YOUR_VK_API_BASE_HERE"
      }
    }
  }
}

Substack Ops Configuration

mcpServers (Claude Desktop / Cursor)

{
  "mcpServers": {
    "06ketan-substack-ops": {
      "command": "uvx",
      "args": [
        "substack-ops"
      ]
    }
  }
}

Frequently Asked Questions

Vk MCP Server is categorized under Social Media and uses a local stdio subprocess. In contrast, Substack Ops belongs to Social Media using local stdio subprocess. Select Vk MCP Server when you need capabilities focused on social media and Substack Ops when you require tools for social media.

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