What is relayer-mcp?
relayer-mcp is a MCP server by xns-cloud that install and manage a self-hosted XNS Relayer, S3-compatible object storage on a decentralized provider network: setup, health, configuration and backups. It is listed under Cloud & infra and has 3 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | xns-cloud |
| Repository | xns-cloud/relayer-mcp |
| Popularity | 3 GitHub stars |
| Category | Cloud & infra |
| Security | Review before installing (76/100) |
| Rank | #2,495 of 4,418 MCP servers; #152 in Cloud & infra |
| License | Apache-2.0 |
| Last commit | 2026-10-08 |
| Runs | Locally and in the cloud |
| Language | TypeScript |
| Platforms | macOS, Windows, Linux |
Is relayer-mcp safe to install?
relayer-mcp scores 76/100 on the MCPMods security check: Review before installing. Things to review: sends your data to a cloud service; can take actions such as send, write or deploy. It passed 4 of 6 checks.
MCP server results come from listing signals: who publishes it, where your data goes and what it can do. The code itself is not scanned yet.
| Check | Result |
|---|---|
| Published by the service itself | Pass |
| Sends your data to a cloud service | Review |
| No credentials mentioned | Pass |
| Can take actions such as send, write or deploy | Review |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install relayer-mcp?
- Find the launch command. The README says how the server starts (npx, uvx, docker or a remote URL) and which API keys it needs.
https://github.com/xns-cloud/relayer-mcp
- Add it to Claude Code. Replace the part after -- with the command from the README. Remote servers use --transport http with a URL.
claude mcp add relayer-mcp -- <command from README> claude mcp add --transport http relayer-mcp <server-url>
- Check it connected. This lists your MCP servers and their status.
claude mcp list
Or ask Claude to set it up
Paste this into Claude Code and it installs relayer-mcp for you:
Add the "relayer-mcp" MCP server from https://github.com/xns-cloud/relayer-mcp to Claude Code. Read its README for the launch command and any API keys I need, run claude mcp add, then check that it connects.