# mcp-sd-protocol.github.io

> Use this tool when you need to facilitate secure and efficient server-to-server data transfer for Model Context Protocol (MCP) applications, solving problems of data exchange and integration between MCP models. It provides a standardized protocol for S2SP data transfer, accepting MCP model context data as input and outputting transferred data between servers. Utilize it in contexts where reliable and structured data exchange between MCP servers is crucial.

Canonical page: https://skillsregistry.net/skills/mcp-sd-mcp-sd-protocol-github-io  
JSON: https://api.skillsregistry.net/v1/skills/mcp-sd-mcp-sd-protocol-github-io

## Description

Server-to-Server (S2SP) data transfer protocol for MCP (Model Context Protocol).

## Trust

- **Trust score (0–1):** 0.50
- **Verification tier:** unverified

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** container
- **Runtime environment:** vm
- **Category:** version-control
- **Updated:** 2026-04-23

## Source

- **Source listing:** [GitHub](https://github.com/mcp-sd/mcp-sd-protocol.github.io)

## Use it

Resolve this record through the SkillsRegistry MCP server (no auth, read-only):

```
claude mcp add --transport http --scope user skillsregistry https://api.skillsregistry.net/mcp
```

```json
{
  "jsonrpc": "2.0",
  "id": 1,
  "method": "tools/call",
  "params": {
    "name": "get_skill",
    "arguments": {
      "slug": "mcp-sd-mcp-sd-protocol-github-io"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/mcp-sd-mcp-sd-protocol-github-io` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/mcp-sd-mcp-sd-protocol-github-io/pull`

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SkillsRegistry indexes agent skills from public registries and GitHub. Skills we have analysed are scanned with Circle-IR and scored on six dimensions; each listing states its scan coverage. More: https://skillsregistry.net/llms.txt