What is sint-protocol?
sint-protocol is a MCP server by sint-ai that mCP governance proxy with capability tokens, tiered approvals, fail-closed execution and tamper-evident audit receipts, plus preflight tool-risk scanning. It is listed under Security and has 15 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | sint-ai |
| Repository | sint-ai/sint-protocol |
| Popularity | 15 GitHub stars |
| Category | Security |
| Security | Low risk (80/100) |
| Rank | #1,496 of 4,418 MCP servers; #74 in Security |
| License | Apache-2.0 |
| Last commit | 2026-10-02 |
| Runs | Locally |
| Language | TypeScript |
| Platforms | macOS, Windows, Linux |
Is sint-protocol safe to install?
sint-protocol scores 80/100 on the MCPMods security check: Low risk. Things to review: can take actions such as send, write or deploy. It passed 3 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 |
| Needs an API key or account login | Note |
| Can take actions such as send, write or deploy | Review |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install sint-protocol?
- 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/sint-ai/sint-protocol
- 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 sint-protocol -- <command from README> claude mcp add --transport http sint-protocol <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 sint-protocol for you:
Add the "sint-protocol" MCP server from https://github.com/sint-ai/sint-protocol 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.