What is grafema?
grafema is a MCP server by Disentinel that semantic code graph: indexes a codebase into a typed graph for call-chain tracing, data-flow analysis, semantic search and invariant checking. It is listed under Developer tools and has 36 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | Disentinel |
| Repository | Disentinel/grafema |
| Popularity | 36 GitHub stars |
| Category | Developer tools |
| Security | Low risk (96/100) |
| Rank | #1,006 of 4,418 MCP servers; #252 in Developer tools |
| Last commit | 2026-08-24 |
| Runs | Locally |
| Language | TypeScript |
| Platforms | macOS, Windows, Linux |
Is grafema safe to install?
grafema scores 96/100 on the MCPMods security check: Low risk. No checks raised a concern. It passed 5 of 6 checks.
MCP server results come from listing signals: who publishes it, where your data goes and what it can do. The code itself is not scanned yet.
| Check | Result |
|---|---|
| Community-built server | Note |
| Runs on your machine only | Pass |
| No credentials mentioned | Pass |
| Read-only by description | Pass |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install grafema?
- Find the launch command. The README says how the server starts (npx, uvx, docker or a remote URL) and which API keys it needs.
https://github.com/Disentinel/grafema
- Add it to Claude Code. Replace the part after -- with the command from the README. Remote servers use --transport http with a URL.
claude mcp add grafema -- <command from README> claude mcp add --transport http grafema <server-url>
- Check it connected. This lists your MCP servers and their status.
claude mcp list
Or ask Claude to set it up
Paste this into Claude Code and it installs grafema for you:
Add the "grafema" MCP server from https://github.com/Disentinel/grafema to Claude Code. Read its README for the launch command and any API keys I need, run claude mcp add, then check that it connects.