# Diagram Bridge MCP Server

> Use this tool when you need to generate professional diagrams in various formats, such as Mermaid, PlantUML, and GraphViz, and require intelligent format selection and instruction generation. It solves the problem of creating high-quality diagrams from large language models (LLMs) by providing a bridge between LLMs and diagram creation. The tool takes LLM output as input and produces rendered diagrams in 9+ formats as output.

Canonical page: https://skillsregistry.net/skills/tohachan-diagram-bridge-mcp  
JSON: https://api.skillsregistry.net/v1/skills/tohachan-diagram-bridge-mcp

## Description

Bridges LLMs and diagram creation by providing intelligent format selection, format-specific instruction generation, and professional diagram rendering across 9+ formats including Mermaid, PlantUML, C4 Model, and GraphViz.

## Trust

- **Trust score (0–1):** 0.77
- **Verification tier:** verified
- **Last scanned:** 2026-09-28

## Facts

- **Version:** 1.0.0
- **Skill type:** atomic
- **Execution layer:** mcp-remote
- **Runtime environment:** api
- **Category:** ai-ml
- **Updated:** 2026-09-28

## Source

- **Source listing:** [Glama](https://glama.ai/mcp/servers/fcqbzmx3uj)
- **Repository:** <https://github.com/tohachan/diagram-bridge-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": "tohachan-diagram-bridge-mcp"
    }
  }
}
```

REST: `GET https://api.skillsregistry.net/v1/skills/tohachan-diagram-bridge-mcp` · pull for local use: `GET https://api.skillsregistry.net/v1/skills/tohachan-diagram-bridge-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