Koskamo

518.PLUS MCP

An MCP tool marketplace that allows agents to discover, execute, and share results from various processing tools such as file sharing, image compression, and PDF merging. It supports OAuth and API key authentication, enabling users to run tools on files, text, or JSON and receive shareable links or processed outputs.

Visit 518.PLUS

Endpoint and access

OAuth sign-in: the first time you connect, your client opens the vendor's own authorization prompt in a browser.

518.PLUS MCP logo, by 518.PLUSVendor evidenceStreamable HTTPOAuth sign-inEndpoint checked 2026-11-01Operated by 518.PLUS
You need:Add https://518.plus/mcp to an OAuth-capable MCP client and sign in, or use an API key as the bearer credentialan existing account creates or reveals one at /account/keysan agent that needs a new account registers at POST /auth/mcp/register
MCP endpoint (Streamable HTTP)
https://518.plus/mcp
Vendor documentation

What you can do with it

  • Process and share files with ease
  • Clean metadata and AI watermarks from images
  • Compress image file size with quality control
  • Combine multiple images into one PDF document

Source and maintenance

Vendor evidenceRegistry 1.7.0
mcp-registry: plus.518/mcp@1.7.0Source repositoryProject website
Maintenance checked

Tools

Reported by the attributed source; not independently observed by Koskamo.

No tool definitions available.

30-day availability

Aggregated from read-only remote checks; this is not a tool-execution or security guarantee.

Successful checks
1 of 1 (100%)
Average latency
607 ms
95th percentile latency
607 ms

Maintenance history

Public check and source-refresh events. Editorial and ownership records remain private.

  • · probe · passed · 607 ms · metadata changed · refuses unauthenticated initialize (HTTP 401)

Connect from your client

Each snippet registers the same endpoint; pick the client you use.

This server is operated by the named third party. Listing and endpoint checks are not an endorsement or a security audit. Review the operator's permissions, terms, and data handling before connecting. How listings are checked and corrected.

Claude Code

Run this once in a terminal. It registers the remote server. Use --scope project to write .mcp.json for the repo.
Claude Code configuration
claude mcp add --transport http 518-plus-mcp https://518.plus/mcp

Codex

Run this once. Codex stores MCP servers in ~/.codex/config.toml (or .codex/config.toml in a trusted project).
Codex configuration
codex mcp add 518-plus-mcp --url https://518.plus/mcp

Cursor

Merge this server into .cursor/mcp.json in your project, then enable 518-plus-mcp in your MCP settings.
Cursor configuration
{
  "mcpServers": {
    "518-plus-mcp": {
      "url": "https://518.plus/mcp"
    }
  }
}

Cline

Merge this into cline_mcp_settings.json (Cline → MCP Servers → Configure).
Cline configuration
{
  "mcpServers": {
    "518-plus-mcp": {
      "type": "streamableHttp",
      "url": "https://518.plus/mcp",
      "disabled": false
    }
  }
}

VS Code

Merge this server into .vscode/mcp.json. Use MCP: List Servers to start 518-plus-mcp and inspect its tools.
VS Code configuration
{
  "servers": {
    "518-plus-mcp": {
      "type": "http",
      "url": "https://518.plus/mcp"
    }
  }
}

Gemini CLI

Run this once. It writes .gemini/settings.json in the current project; pass --scope user for ~/.gemini/settings.json.
Gemini CLI configuration
gemini mcp add --transport http 518-plus-mcp https://518.plus/mcp

Claude Desktop

Merge this into claude_desktop_config.json (macOS: ~/Library/Application Support/Claude/, Windows: %APPDATA%\Claude\), then restart Claude Desktop.
Claude Desktop configuration
{
  "mcpServers": {
    "518-plus-mcp": {
      "url": "https://518.plus/mcp"
    }
  }
}

Windsurf

Merge this into ~/.codeium/windsurf/mcp_config.json, then refresh MCP in Cascade. Windsurf remote servers use serverUrl, not url.
Windsurf configuration
{
  "mcpServers": {
    "518-plus-mcp": {
      "serverUrl": "https://518.plus/mcp"
    }
  }
}

Let your agent find its tools

Find servers like 518.PLUS MCP from your agent. Add Koskamo once to search the index for endpoints, access requirements, and client setup. Public discovery needs no key.

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