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8 clients · secrets stay placeholders

JSON (mcpServers)Claude CodeCodexOpenCodeCursorVS CodeGemini CLIGoose

{
  "mcpServers": {
    "gunspec": {
      "type": "http",
      "url": "https://mcp.gunspec.io",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  }
}

claude mcp add --transport http gunspec https://mcp.gunspec.io --header "X-API-Key: ${X_API_KEY}"

[mcp_servers.gunspec]
url = "https://mcp.gunspec.io"
env_http_headers = { "X-API-Key" = "X_API_KEY" }

{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "gunspec": {
      "type": "remote",
      "url": "https://mcp.gunspec.io",
      "enabled": true,
      "headers": {
        "X-API-Key": "{env:X_API_KEY}"
      }
    }
  }
}

{
  "mcpServers": {
    "gunspec": {
      "type": "http",
      "url": "https://mcp.gunspec.io",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=gunspec&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vbWNwLmd1bnNwZWMuaW8iLCJoZWFkZXJzIjp7IlgtQVBJLUtleSI6IiR7WF9BUElfS0VZfSJ9fQ%3D%3D"
}

{
  "servers": {
    "gunspec": {
      "type": "http",
      "url": "https://mcp.gunspec.io",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  }
}

{
  "mcpServers": {
    "gunspec": {
      "httpUrl": "https://mcp.gunspec.io",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  }
}

extensions:
  "gunspec":
    enabled: true
    name: "gunspec"
    type: streamable_http
    uri: "https://mcp.gunspec.io"
    headers:
      "X-API-Key": "${X_API_KEY}"
    timeout: 300

Placeholders to fill from your own secret store: ${X_API_KEY}. The registry never accepts secret values.

Quality 83 / 100good

protocoln/a · weight 25

n/a
protocol.modern, protocol.stateless, protocol.transport, protocol.list_ttlno remote answered a protocol handshake (not probed yet, unreachable, or local-only)

authorization83 · weight 15

pass
auth.prmProtected Resource Metadata (RFC 9728) published
pass
auth.as_metadataauthorization server metadata reachable
warn
auth.cimdonly Dynamic Client Registration, deprecated in 2026-07-28 in favour of CIMD
n/a
auth.secret_in_urlno templated URL

tool hygienen/a · weight 30

n/a
tools.descriptions, tools.description_length, tools.schemas, tools.annotations, tools.directory_hints, tools.token_cost, tools.api_dumptool list unknown (behind auth, not probed, or empty)

stabilityn/a · weight 15

n/a
stability.changes, stability.rug_pulltool list unknown

dependenciesn/a · weight 15

n/a
deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

Tool list unknown · checked 2026-10-19 10:20 UTC

Tool changes

No tool definition changes recorded. A server's first observation is its baseline; later probes record what changes.

Checks run on what our credential-free, read-only probes observe; tools are never called and no code audit is performed. How it is computed.

Trust 82 / 100

no-repository

provenance55

liveness99

freshness100

hygiene80

+dns-namespace +website +reachable +uptime-98% +updated-10d-ago -no-repository

Derived from observable signals (official registry feed and our own credential-free probes); no code audit performed. How it is computed.

Endpoints

remote	auth	reachable	uptime 30d	p50	protocol	last ok
`https://mcp.gunspec.io` streamable-http	oauth2 AS: https://mcp.gunspec.io	yes	98%	368 ms	–	2026-10-19

Tools (0)

No tools observed. Tools appear once a credential-free probe can list them.

Schemas: list_tools.

Similar MCP servers

Official server.json

{
  "name": "io.gunspec/mcp",
  "icons": [
    {
      "src": "https://gunspec.io/logo/logo.png",
      "mimeType": "image/png"
    }
  ],
  "title": "GunSpec",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://mcp.gunspec.io",
      "type": "streamable-http",
      "headers": [
        {
          "name": "X-API-Key",
          "isSecret": true,
          "isRequired": true,
          "description": "Your GunSpec API key, from https://gunspec.io/en/profile?section=api-keys"
        }
      ]
    }
  ],
  "version": "0.6.3",
  "websiteUrl": "https://docs.gunspec.io/en/mcp/overview",
  "description": "Read-only firearm specifications: calibers, ammunition, manufacturers and attachment fitment."
}