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Arcane Core

Official registry Other

Read and edit a tabletop campaign's notes, characters, initiative and skills in Arcane Core.

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).

Remote (streamable-http)
Claude Code 
claude mcp add --transport http arcane-core 'https://app.arcanecore.gg/api/mcp' --header 'Authorization: <An MCP key for one campaign. The GM creates it under Campaigns, API key, AI assistants (MCP).>'
JSON configuration (Claude Desktop, Cursor, VS Code) 
{
    "mcpServers": {
        "arcane-core": {
            "type": "http",
            "url": "https://app.arcanecore.gg/api/mcp",
            "headers": {
                "Authorization": "<An MCP key for one campaign. The GM creates it under Campaigns, API key, AI assistants (MCP).>"
            }
        }
    }
}

Frequently asked questions

What is Arcane Core?

Read and edit a tabletop campaign's notes, characters, initiative and skills in Arcane Core.

How do I install Arcane Core?

It runs as a remote server. In Claude Code: claude mcp add --transport http arcane-core 'https://app.arcanecore.gg/api/mcp' --header 'Authorization: <An MCP key for one campaign. The GM creates it under Campaigns, API key, AI assistants (MCP).>'. For other clients, paste the JSON configuration from this page into their MCP settings.

Does Arcane Core need an API key?

Yes. It expects Authorization, which you set in its configuration.

Who maintains Arcane Core?

It is published by gg.arcanecore. 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.