AI Plugin IndexGemini Relay vs GitDiagram
Gemini Relay and GitDiagram are both design MCP servers. GitDiagram scores higher (100 vs 67 out of 100). GitDiagram has more GitHub stars (18k), and Gemini Relay was updated more recently (4 days ago). The table compares them side by side.
| Gemini Relay | GitDiagram | |
|---|---|---|
| Score | 67 / 100 | 100 / 100 |
| What it does | High-performance Model Context Protocol (MCP) server connecting Claude Code and AI agents to Google Gemini 3.8 Flash, Gemini 3.1 Pro, reasoning effort, and image generation. | Architecture diagrams, explanations and Mermaid source for public GitHub repositories. |
| Publisher | Verified: npm:gemini-relay | Verified: gitdiagram.com |
| Grades | Maintenance A, Licence A, Quality C | Maintenance A, Licence A, Quality A |
| npm downloads a week | 44 | Not on npm |
| Runs | Local | Remote |
| Works with | Claude Code, Claude Desktop, Cursor, Codex, Gemini CLI, VS Code, Windsurf | Claude Code, Claude Desktop, Cursor, Codex, Gemini CLI, VS Code, Windsurf, ChatGPT |
| GitHub stars | 0 | 18,323 |
| Last commit | 17 Oct 2026 | 14 Oct 2026 |
| Licence | MIT | MIT |
| Listed since | 20 Oct 2026 | 19 Oct 2026 |
| Install Gemini Relay | Install GitDiagram |
Questions
Is Gemini Relay or GitDiagram more popular?
GitDiagram has more GitHub stars: 18,323.
Can I use Gemini Relay and GitDiagram together?
Yes. AI assistants can load several MCP servers at once. Install both and the assistant picks the right one for each task.