Synapse RMCP vs Arcane RMCP

A side-by-side look at the Synapse RMCP and Arcane RMCP MCP servers: transport, auth, tools, quality signals, and the config to install either one in Claude, Cursor, Windsurf or VS Code.

Synapse RMCP logoSynapse RMCPCloud Platforms · Local subprocess (stdio)Rust MCP and CLI server for Docker, host inspection, SSH, logs, ZFS, and safe file operations.55GoodAuth: not declaredArcane RMCP logoArcane RMCPCloud Platforms · Local subprocess (stdio)Arcane Docker and Compose management over MCP and CLI with authenticated stdio and HTTP.45FairAuth: api key required

Verdict: choose Synapse RMCP for cloud platforms work as a local process; choose Arcane RMCP for cloud platforms as a local process. You can also run both side by side in one mcpServers block.

Which MCP server should you choose?

Synapse RMCP logoChoose Synapse RMCP when

  • You need dedicated capabilities in the Cloud Platforms domain.
  • You prefer a local stdio subprocess transport.
  • You want tools like flux, scout.
Explore Synapse RMCP

Arcane RMCP logoChoose Arcane RMCP when

  • You need dedicated capabilities in the Cloud Platforms domain.
  • You prefer a local stdio subprocess transport.
  • Its auth model fits you: API key required.
  • You have the keys it needs: RARCANE_API_URL, RARCANE_API_KEY.
Explore Arcane RMCP

Feature & specification comparison

Rows where the two servers differ are marked.

SpecSynapse RMCP logoSynapse RMCPArcane RMCP logoArcane RMCP
CategoryCloud PlatformsCloud Platforms
Quality signal55/100 · Good45/100 · Fair
Install commandConfirmedConfirmed
TransportLocal subprocess (stdio)Local subprocess (stdio)
AuthNot declaredAPI key required
PricingNot declaredFree
Required env varsNone listedRARCANE_API_URLRARCANE_API_KEY
Verified ownerCommunity listingCommunity listing
GitHub stars23
Directory activity 1 views 0 installs 0 upvotes 3 views 0 installs 0 upvotes
Tools2Not listed

Tools & capabilities

Synapse RMCP tools 2

  • fluxDocker daemon, container, host, and Compose operations.
  • scoutSSH/local host inspection, filesystem reads, allowlisted exec,

Arcane RMCP tools

No tool names declared yet. Check the project README from the listing page.

Ready-to-paste client configs

Paste either block (or both) into your client config, e.g. claude_desktop_config.json or ~/.cursor/mcp.json. We only show a config when the install command is confirmed.

Synapse RMCP

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "synapse-rmcp-2": {
      "command": "npx",
      "args": [
        "-y",
        "@dinglebear/synapse"
      ]
    }
  }
}

Arcane RMCP

mcpServers (Claude Desktop / Cursor)
{
  "mcpServers": {
    "arcane-rmcp-2": {
      "command": "npx",
      "args": [
        "-y",
        "@dinglebear/rarcane"
      ],
      "env": {
        "RARCANE_API_URL": "YOUR_RARCANE_API_URL_HERE",
        "RARCANE_API_KEY": "YOUR_RARCANE_API_KEY_HERE"
      }
    }
  }
}

Frequently asked questions

Synapse RMCP is categorized under Cloud Platforms and uses a local stdio subprocess. Arcane RMCP belongs to Cloud Platforms and uses a local stdio subprocess. Pick Synapse RMCP for cloud platforms work and Arcane RMCP for cloud platforms.

Copy the mcpServers block from the config section on this page into your client's config (for example claude_desktop_config.json or ~/.cursor/mcp.json), then fully restart the client.

Synapse RMCP has no declared pricing — check the project's own site. Arcane RMCP is listed as free. Auth: api key required. If a server needs environment variables such as API keys, define them under the env key in your client's MCP config.

Yes. MCP clients support multiple servers: add synapse-rmcp-2 and arcane-rmcp-2 as separate keys in the same mcpServers object, and your assistant will call tools from either one.

On AllMCPs, Synapse RMCP has a quality signal of 55/100 (Good) with 1 views, 0 installs and 2 GitHub stars. Arcane RMCP has 45/100 (Fair) with 3 views, 0 installs and 3 GitHub stars.