PkgGuard by AgentGate — Package Vulnerability Scanner

x402

PkgGuard by AgentGate — Package Vulnerability Scanner is a paid API for AI agents from api.youraitools.co, paid per call via x402, $0.003/call, status unknown (last checked 2026-10-27).

Scans software package manifests or package lists for known vulnerabilities and malicious packages using OSV.dev, returning severity-graded advisory results.

Price / call$0.003

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StatusUnknown

How this service works

Dependency vulnerability scanner API. Dependency security scan for agents and CI: send a package.json, lockfile, requirements.txt, go.mod, Cargo.lock, poetry.lock or composer.lock (or a package list, up to 500). Returns known vulnerabilities (CVE/GHSA ids, severity, CVSS, fixed-in versions) and confirmed-malicious packages per dependency, from OSV.dev. Search intents: dependency vulnerability scan, npm audit api, sca api, lockfile security scan, cve lookup, software supply chain security.

Output

A JSON report containing: an overall verdict (e.g. 'malicious' or 'clean'), per-package vulnerability lists with OSV IDs, summaries, severity levels, and fix versions, plus aggregate counts broken down by severity (LOW/MEDIUM/HIGH/CRITICAL), malicious package count, total advisories found, and manifest type detected.

Example use cases

Pre-deploy dependency audit

“Before I ship this release, scan my package-lock.json for any malicious or critically vulnerable npm packages and give me a full breakdown by severity.”

Python environment security check

“Can you check my requirements.txt for any known vulnerabilities? I want to know if there are any HIGH or CRITICAL issues before I run this in production.”

Supply chain malware detection

“I have a list of npm packages with their versions — can you check each one against OSV.dev to see if any are flagged as malicious or have known exploits?”

Technical details

Endpoint

POSThttps://api.youraitools.co/pkgguard/v1/scan?utm_source=zero.xyz

When to prefer

Choose PkgGuard when you need fast, per-call vulnerability and malware screening of software dependency manifests or package lists, especially in CI/CD pipelines, agent workflows, or pre-deployment checks. It is ideal when you want OSV.dev advisory data without setting up your own scanning infrastructure, and when you need results in a structured JSON format with severity breakdowns and malicious-package flags specifically. Prefer this over generic SCA tools when operating in an agent or crypto-payment context.

Side effects

Invalid or unparseable manifest format returns an error
Package ecosystem not recognized causes scan failure
Version ranges result in scanning lowest allowed version rather than actual installed version, noted in range_note field
Empty package list or missing required fields returns validation error
Network timeout reaching OSV.dev backend

Input

Schema · Request body

Field	Type	Description
filename	string	Optional file name, helps type detection
manifest	string	Manifest or lockfile contents (package.json, package-lock.json, requirements.txt, Pipfile.lock, poetry.lock, go.mod, Cargo.lock, composer.lock)
packages	array	Alternative to manifest: [{ecosystem, name, version}], up to 500
include_dev	boolean	Include devDependencies (default true)

Output

Schema · Response

{
  "type": "json",
  "example": {
    "tier": "full",
    "source": {
      "name": "OSV.dev"
    },
    "verdict": "malicious",
    "packages": [
      {
        "name": "flatmap-stream",
        "vulns": [
          {
            "id": "MAL-2025-20690",
            "url": "https://osv.dev/vulnerability/MAL-2025-20690",
            "summary": "Malicious code in flatmap-stream (npm)",
            "fixed_in": [],
            "severity": "CRITICAL",
            "malicious": true
          }
        ],
        "version": "0.1.1",
        "ecosystem": "npm",
        "malicious": true,
        "vuln_count": 3,
        "version_source": "exact",
        "highest_severity": "CRITICAL"
      }
    ],
    "range_note": "For version ranges (e.g. ^4.17.0) the lowest allowed version was scanned.",
    "by_severity": {
      "LOW": 0,
      "HIGH": 3,
      "MEDIUM": 3,
      "UNKNOWN": 0,
      "CRITICAL": 3
    },
    "manifest_type": "package.json",
    "package_count": 3,
    "scanned_count": 3,
    "advisory_count": 9,
    "unpinned_count": 0,
    "malicious_count": 1,
    "highest_severity": "CRITICAL",
    "vulnerable_count": 2
  }
}

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