superhighway-mcp
Web search for AI agents, as an MCP server — live web search, news, image search, read-any-page-as-markdown (scrape), and one-call research (search + read). The agent pays per call in USDC via x402: no API key, no signup. Powered by Superhighway.
No outside reports on file
superhighway-mcp reads local files and fetches arbitrary web URLs; restrict its folder reach, network access, and credentials before installing.
Based on public adoption and transparency signals as of Oct 19, 2026. Our opinion, not a code audit or security guarantee.
What it can access
- Local filesReads local filesNOTED
- Command executionNo shell command runner notedLOW
- Network reachFetches arbitrary web URLsREVIEW
- CredentialsRequires API key or tokenREVIEW
- Package sourcenpm (superhighway-mcp)PUBLIC
Inferred from this listing’s public package details and description. Check the project’s source before installing.
Install
npx -y superhighway-mcpEverything known
We found nothing about this project in the sources we read (last checked 2026-10-30). That does not mean it has no problems.
0 incidents · 0 advisories · 0 news articles · 0 community threads · checked 2026-10-30
Popularity grade: D (from public signals such as stars and downloads, not a code review). Graded 2026-10-20.
Sources we read: OSV, GitHub Advisory Database, CISA Known Exploited Vulnerabilities, 44 security news feeds and our incident library. Last checked 2026-10-30.
About Superhighway MCP
Superhighway MCP is an MCP server focused on Web & browsing and Files & documents: Web search for AI agents, as an MCP server — live web search, news, image search, read-any-page-as-markdown (scrape), and one-call research (search + read). The agent pays per call in USDC via x402: no API key, no signup. Powered by Superhighway.
It is published on npm as superhighway-mcp and hosted on GitHub at patwalls/superhighway-mcp (1 GitHub stars, 36 weekly npm downloads, last repository push on 2026-06-11). Based on its public metadata, its operational scope includes: reads local files, fetches arbitrary web urls, requires api key or token.
Setup
These use the package this listing points to. Check the project’s own instructions before running anything.
npm command
npx -y superhighway-mcpMCP client config
For Claude Desktop (claude_desktop_config.json) or Cursor (.cursor/mcp.json).
{
"mcpServers": {
"superhighway-mcp": {
"command": "npx",
"args": [
"-y",
"superhighway-mcp"
]
}
}
}Why this grade
Signal-based grade (1/7 points): public source code. This reflects adoption and transparency, not a code review.
Popularity and upkeep
- GitHub stars
- 1
- Weekly npm downloads
- 36
- Listing last refreshed
- 2026-10-26
These are public popularity signals, not a maintenance check. Look at the repository’s commit history and open issues.
Risks to watch for
- Local file read access: Reads local documents or database files. Point it only at the specific files needed for the task so sensitive workspace files remain out of reach.
- Untrusted web content & prompt injection: Fetches arbitrary web pages or remote endpoints where hidden instructions could manipulate agent behavior. Restrict outbound domains and review tool outputs.
- Credential & token exposure: Requires API keys or secrets in configuration. Store credentials in environment variables with read-only or minimum required scopes and rotate them regularly.
- Dependency & version pinning: Distributed via npm (superhighway-mcp). Pin an exact release version or commit SHA rather than floating tags so upstream updates are reviewed first.
How to lower the risk
Least-privilege permissions
- Give it access only to the specific folders, accounts or projects it needs, never your whole drive or admin account.
- Use a separate, limited API key or login just for this tool so you can switch it off without affecting anything else.
Network isolation
- Run it on a work computer or sandbox account, not one holding personal or company-sensitive data.
- If your IT team can, limit which websites and services it is allowed to contact.
Monitoring
- Check its activity history or logs weekly at first, and look at what it changed or sent.
- Turn on alerts for new logins or unusual usage on any account it connects to.
Red flags to watch for
- It asks for more access than its job requires, or prompts you to paste passwords.
- It suddenly updates with new owners, or starts contacting unfamiliar websites.
Questions
How do I install Superhighway MCP?
Run npx -y superhighway-mcp in your terminal, or add the server entry to your claude_desktop_config.json or .cursor/mcp.json as shown in the Setup section on this page. Full setup docs and environment variables are in github.com/patwalls/superhighway-mcp.
Are there security reports about Superhighway MCP?
No reports found for this package in our research (last checked 2026-10-30). Superhighway MCP currently holds Grade D (High risk signals) based on public adoption and transparency signals. Review the permissions and source repository before granting access to local files, shell commands, or API keys.
Is Superhighway MCP actively maintained?
Superhighway MCP has 1 GitHub stars and 36 weekly npm downloads, with its latest repository commit pushed on 2026-06-11. Our directory data was last refreshed on 2026-10-26. Check recent commit activity, release tags, and open issues at github.com/patwalls/superhighway-mcp before pinning it in production.
What are alternatives to Superhighway MCP?
You can compare Superhighway MCP side by side with other Search MCP servers in the Related tools section on this page, or use the Compare tool on AgentArmorHQ.
README badge and team notes
Maintain or use Superhighway MCP? Show its live grade in your GitHub README, docs site, or run a check from the terminal before you install.
GitHub README Markdown:
[](https://agentarmorhq.com/skills/patwalls-superhighway-mcp)HTML embed:
<a href="https://agentarmorhq.com/skills/patwalls-superhighway-mcp"><img src="https://agentarmorhq.com/api/badge/patwalls-superhighway-mcp" alt="AgentArmorHQ Risk Grade for Superhighway MCP" height="20" /></a>Terminal check:
curl -fsSL https://agentarmorhq.com/api/cli | node --input-type=module - check "patwalls-superhighway-mcp"Share with your security lead
Need sign-off to use superhighway-mcp? Copy this note for Slack, a ticket or a pull request.
### AgentArmorHQ Security Review Memo: superhighway-mcp
- **Listing URL:** https://agentarmorhq.com/skills/patwalls-superhighway-mcp
- **Type:** App connector
- **Risk Grade:** Grade D (High risk signals)
- **Outside Security Advisories on File:** 0
- **Public Adoption:** 1 GitHub stars, 36 weekly npm downloads
#### Permission & Blast-Radius Signals
- **Local files:** Reads local files
- **Command execution:** No shell command runner noted
- **Network reach:** Fetches arbitrary web URLs
- **Credentials:** Requires API key or token
- **Package source:** npm (superhighway-mcp)
#### Recommended Hardened Setup
- **Command:** `npx -y --ignore-scripts superhighway-mcp`
- **Controls:** Pin an exact version in `.mcp.json`, scope access to a single workspace folder, and use a least-privilege read-only token where supported.
_Based on public adoption and transparency signals as of Oct 19, 2026. Our opinion, not a code audit or security guarantee._Key facts
- Type
- App connector
- Publisher
- patwalls
- Source code
- github.com/patwalls/superhighway-mcp
- Install command
- npm install superhighway-mcp
- Est. context load
- ~900 tokens / turn (~5 tool schemas, 0.45% of 200k context)
- Popularity
- 1 GitHub stars, 36 weekly npm downloads
- Last updated
- 2026-10-26
- Last graded
- 2026-10-20
Community
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