Cozo Memory vs Postgram

In-depth architectural comparison of the Cozo Memory and Postgram 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?

C

Choose Cozo Memory 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).
• Primary tools included: mutate_memory, query_memory, analyze_graph.

Explore Cozo Memory Details

Choose Postgram 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 Postgram Details

Feature & Specification Comparison

Specification	C Cozo Memory Knowledge & Memory	Postgram Knowledge & Memory
Summary	Local-first memory system for AI agents with hybrid search and graph reasoning	Self-hosted memory for AI agents with hybrid search, knowledge graphs, tasks, and document sync.
Category & Scope	Knowledge & Memory	Knowledge & Memory
Quality signal

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": {
    "cozo-memory": {
      "command": "npx",
      "args": [
        "-y",
        "cozo-memory"
      ]
    }
  }
}

{
  "mcpServers": {
    "postgram": {
      "url": "https://postgram.dev"
    }
  }
}

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