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Hindsight MemPalace

Official registry AI and agents

Self-hosted long-term memory for AI agents over MCP — hierarchical recall backed by pgvector

Source code Website

Install

Add this to your client's MCP configuration (Claude Desktop: claude_desktop_config.json; Cursor: .cursor/mcp.json; VS Code and others use the same "mcpServers" shape).

NPM package hindsight-mempalace-mcp
Claude Code 
claude mcp add hindsight-mempalace -e 'HINDSIGHT_URL=http://127.0.0.1:5100' -e 'MEMPALACE_BANK=mempalace-main' -- npx -y hindsight-mempalace-mcp@1.0.0
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "hindsight-mempalace": {
            "command": "npx",
            "args": [
                "-y",
                "hindsight-mempalace-mcp@1.0.0"
            ],
            "env": {
                "HINDSIGHT_URL": "http://127.0.0.1:5100",
                "MEMPALACE_BANK": "mempalace-main"
            }
        }
    }
}

Environment variables

  • HINDSIGHT_URL Base URL of the Hindsight API (self-hosted). Defaults to http://127.0.0.1:5100.
  • MEMPALACE_BANK Default memory bank ID for retain/recall.

Frequently asked questions

What is Hindsight MemPalace?

Self-hosted long-term memory for AI agents over MCP — hierarchical recall backed by pgvector

How do I install Hindsight MemPalace?

It runs on your machine. In Claude Code: claude mcp add hindsight-mempalace -e 'HINDSIGHT_URL=http://127.0.0.1:5100' -e 'MEMPALACE_BANK=mempalace-main' -- npx -y hindsight-mempalace-mcp@1.0.0. For other clients, paste the JSON configuration from this page into their MCP settings.

Does Hindsight MemPalace need an API key?

Its registry entry lists no required key or secret. Some features may still need an account with the service it connects to.

Is Hindsight MemPalace open source?

Its code is public on GitHub, but the repository does not declare a standard license.

Who maintains Hindsight MemPalace?

It is published by holetron. AI.tn lists it but does not maintain or endorse it.

From the official MCP Registry. Listing is not an endorsement: review a server's code and permissions before giving it access to your data.