Server definition

Hash: sha256:09483518f600e75f580665c61596e93dd313aeaa315f67aee362b71aed811f66
What it is: What a remote MCP server returned when asked what it offers: 3 tools

The blob, as servednamed by its sha256

{
  "instructions": "Fetter MCP Server",
  "tools": [
    {
      "description": "Check if a specific package version has known vulnerabilities. Requires an exact version specifier (e.g., 'requests==2.31.0').",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "name": {
            "description": "The exact package name and version (e.g., \"requests==2.31.0\", \"numpy==1.24.0\").",
            "type": "string"
          }
        },
        "required": [
          "name"
        ],
        "title": "IsVulnerableArgs",
        "type": "object"
      },
      "name": "is_vulnerable",
      "outputSchema": null
    },
    {
      "description": "Look up a package by name and (optionally) version number to find which versions are available and/or have vulnerabilities.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "cvss_filter": {
            "default": null,
            "description": "CVSS score filter: \"all\" to show all vulnerabilities, \"max\" to show only the\nmaximum observed score, or a number (0.0-10.0) to filter by threshold",
            "nullable": true,
            "type": "string"
          },
          "limit": {
            "description": "When the name is not an exact version, limit the number of recent versions to check.",
            "format": "uint",
            "minimum": 0,
            "nullable": true,
            "type": "integer"
          },
          "name": {
            "description": "The package name to look up (e.g., \"requests\", \"numpy>=2.0\", \"flask==3.0.0\"). Note that when an exact \"==\" version is specified, the `limit` and `retain_passing` parameters have no effect.",
            "type": "string"
          },
          "retain_passing": {
            "description": "'When the name is not an exact version, setting this to True will return refernces for all packages, include those with no vulnerabilities (default: false)",
            "nullable": true,
            "type": "boolean"
          }
        },
        "required": [
          "name"
        ],
        "title": "LookupArgs",
        "type": "object"
      },
      "name": "lookup",
      "outputSchema": null
    },
    {
      "description": "Find the most recent version of a package that has no known vulnerabilities.",
      "inputSchema": {
        "$schema": "https://json-schema.org/draft/2020-12/schema",
        "properties": {
          "name": {
            "description": "The package name to look up (e.g., \"requests\", \"numpy\", \"flask\").",
            "type": "string"
          }
        },
        "required": [
          "name"
        ],
        "title": "MostRecentNotVulnerableArgs",
        "type": "object"
      },
      "name": "most_recent_not_vulnerable",
      "outputSchema": null
    }
  ]
}

Verify it yourself

curl -s https://api.teppi.xyz/v1/evidence/sha256:09483518f600e75f580665c61596e93dd313aeaa315f67aee362b71aed811f66 | sha256sum