What is nexus?
nexus is a MCP server by adawalli that web search using Perplexity Sonar models, with source citations. It is listed under Browser & web and has 22 GitHub stars.
| Type | Mcp server |
|---|---|
| Author | adawalli |
| Repository | adawalli/nexus |
| Popularity | 22 GitHub stars |
| Category | Browser & web |
| Security | Low risk (84/100) |
| Rank | #1,273 of 4,418 MCP servers; #119 in Browser & web |
| License | MIT |
| Last commit | 2026-08-12 |
| Runs | Cloud service |
| Language | TypeScript |
Is nexus safe to install?
nexus scores 84/100 on the MCPMods security check: Low risk. Things to review: sends your data to a cloud service. It passed 4 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 |
| Sends your data to a cloud service | Review |
| No credentials mentioned | Pass |
| Read-only by description | Pass |
| No code execution | Pass |
| Source on GitHub | Pass |
How do I install nexus?
- 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/adawalli/nexus
- 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 nexus -- <command from README> claude mcp add --transport http nexus <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 nexus for you:
Add the "nexus" MCP server from https://github.com/adawalli/nexus 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.