# A2UI MCP Server

> Use this tool when you need to generate and preview rich user interfaces with real-time updates. It solves problems of efficiently designing and testing UI components by utilizing declarative JSON and WebSocket technology. The A2UI MCP Server takes in JSON components and outputs interactive interface previews via the A2UI protocol.

Canonical page: https://skillsregistry.net/skills/mitsuru-a2ui-mcp  
JSON: https://api.skillsregistry.net/v1/skills/mitsuru-a2ui-mcp

## Description

Enables Claude Code to generate and preview rich user interfaces via the A2UI protocol, using declarative JSON components and real-time WebSocket updates.

## Trust

- **Trust score (0–1):** 0.69
- **Verification tier:** scanned
- **Last scanned:** 2026-08-31

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** other
- **Updated:** 2026-08-31

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/u8orngl2lt)
- **Repository:** <https://github.com/mitsuru/a2ui-mcp>

## 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": "mitsuru-a2ui-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/mitsuru-a2ui-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/mitsuru-a2ui-mcp/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