Knowledge MCP vs Octopus Blackboard

In-depth architectural comparison of the Knowledge MCP and Octopus Blackboard 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.

Which MCP Server Should You Choose?

Choose Knowledge MCP when:

• You need dedicated capabilities in the Knowledge & Memory domain.
• You prefer remote streaming HTTP/SSE transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Knowledge MCP Details

O

Choose Octopus Blackboard when:

• You need dedicated capabilities in the Knowledge & Memory domain.
• You prefer local stdio subprocess transport architecture.
• Your security boundary fits: No auth required (Free / Open Source).

Explore Octopus Blackboard Details

Feature & Specification Comparison

Specification	Knowledge MCP Knowledge & Memory	O Octopus Blackboard Knowledge & Memory
Summary	Persistent memory graph for coding agents: hypotheses, evidence, and decisions survive sessions.	Shared memory & coordination for AI coding agents — a blackboard, not an orchestrator.
Category & Scope	Knowledge & Memory	Knowledge & Memory

Tools & Capabilities Breakdown

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).

{
  "mcpServers": {
    "knowledge-mcp": {
      "url": "https://raw.githubusercontent.com/fulminate-io/knowledge-mcp/main/install.sh"
    }
  }
}

{
  "mcpServers": {
    "octopus-blackboard": {
      "command": "npx",
      "args": [
        "-y",
        "octopus-blackboard"
      ]
    }
  }
}

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