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8 clients · secrets stay placeholders

JSON (mcpServers)Claude CodeCodexOpenCodeCursorVS CodeGemini CLIGoose

{
  "mcpServers": {
    "50heads": {
      "type": "http",
      "url": "https://mcp.50heads.com/mcp",
      "headers": {
        "Authorization": "Bearer ${50HEADS_TOKEN}"
      }
    }
  }
}

claude mcp add --transport http 50heads https://mcp.50heads.com/mcp --header "Authorization: Bearer ${50HEADS_TOKEN}"

[mcp_servers.50heads]
url = "https://mcp.50heads.com/mcp"
bearer_token_env_var = "50HEADS_TOKEN"

{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "50heads": {
      "type": "remote",
      "url": "https://mcp.50heads.com/mcp",
      "enabled": true,
      "headers": {
        "Authorization": "Bearer {env:50HEADS_TOKEN}"
      }
    }
  }
}

{
  "mcpServers": {
    "50heads": {
      "type": "http",
      "url": "https://mcp.50heads.com/mcp",
      "headers": {
        "Authorization": "Bearer ${50HEADS_TOKEN}"
      }
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=50heads&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vbWNwLjUwaGVhZHMuY29tL21jcCIsImhlYWRlcnMiOnsiQXV0aG9yaXphdGlvbiI6IkJlYXJlciAkezUwSEVBRFNfVE9LRU59In19"
}

{
  "servers": {
    "50heads": {
      "type": "http",
      "url": "https://mcp.50heads.com/mcp",
      "headers": {
        "Authorization": "Bearer ${50HEADS_TOKEN}"
      }
    }
  }
}

{
  "mcpServers": {
    "50heads": {
      "httpUrl": "https://mcp.50heads.com/mcp",
      "headers": {
        "Authorization": "Bearer ${50HEADS_TOKEN}"
      }
    }
  }
}

extensions:
  "50heads":
    enabled: true
    name: "50heads"
    type: streamable_http
    uri: "https://mcp.50heads.com/mcp"
    headers:
      "Authorization": "Bearer ${50HEADS_TOKEN}"
    timeout: 300

Placeholders to fill from your own secret store: ${50HEADS_TOKEN}. The registry never accepts secret values.

Quality 100 / 100strong

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)

authorization100 · weight 15

pass
auth.prmProtected Resource Metadata (RFC 9728) published
pass
auth.as_metadataauthorization server metadata reachable
pass
auth.cimdClient ID Metadata Documents supported
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.resolvabledeps.dev does not know @50heads/[email protected]

Tool list unknown · checked 2026-10-20 12:13 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 99 / 100

provenance100

liveness98

freshness100

hygiene100

+repository +namespace-matches-repo +dns-namespace +website +reachable +uptime-96% +updated-7d-ago

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

Dependencies

@50heads/[email protected] npmthis version is not known to the dependency resolver

Dependency graphs from deps.dev; advisories from OSV.dev, including the GitHub Advisory Database and the PyPI Advisory Database; all CC BY 4.0. The graph is what a clean install of this version resolves today; nothing was installed or run. How it is checked.

Endpoints

remote	auth	reachable	uptime 30d	p50	protocol	last ok
`https://mcp.50heads.com/mcp` streamable-http	oauth2 AS: https://auth.50heads.com	yes	96%	173 ms	–	2026-10-20

package	registry	version	runtime	secrets
`@50heads/mcp`	npm	2026.1013.2	npx	`FIFTYHEADS_API_KEY`

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": "com.50heads/mcp",
  "_meta": {
    "io.modelcontextprotocol.registry/publisher-provided": {
      "categories": [
        "research",
        "productivity",
        "human-feedback"
      ],
      "supportUrl": "https://50heads.com/en-gb/contact?purpose=support",
      "skillVersion": "2026.1013.2",
      "authorization": {
        "scopes": [
          "questions:read",
          "questions:write",
          "templates:read",
          "account:read",
          "webhooks:read",
          "webhooks:write",
          "apps:read",
          "apps:write",
          "organization:read",
          "organization:write",
          "members:read",
          "members:write",
          "audit:read"
        ],
        "resourceMetadata": "https://mcp.50heads.com/.well-known/oauth-protected-resource",
        "authorizationServer": "https://auth.50heads.com"
      },
      "documentationUrl": "https://50heads.com/en-us/docs/mcp",
      "privacyPolicyUrl": "https://50heads.com/en-gb/legal/privacy",
      "termsOfServiceUrl": "https://50heads.com/en-gb/legal/terms",
      "noTrainStatementUrl": "https://50heads.com/en-gb/help/privacy/ai-and-your-data"
    }
  },
  "icons": [
    {
      "src": "https://50heads.com/icon-512.png",
      "sizes": [
        "512x512"
      ],
      "mimeType": "image/png"
    },
    {
      "src": "https://50heads.com/logo.svg",
      "sizes": [
        "any"
      ],
      "mimeType": "image/svg+xml"
    }
  ],
  "title": "50heads",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://mcp.50heads.com/mcp",
      "type": "streamable-http",
      "headers": [
        {
          "name": "Authorization",
          "isSecret": true,
          "description": "Optional: Bearer fh_live_… for an API key. Without it the host signs in with OAuth."
        }
      ]
    }
  ],
  "version": "2026.1013.2",
  "packages": [
    {
      "version": "2026.1013.2",
      "transport": {
        "type": "stdio"
      },
      "identifier": "@50heads/mcp",
      "runtimeHint": "npx",
      "registryType": "npm",
      "registryBaseUrl": "https://registry.npmjs.org",
      "environmentVariables": [
        {
          "name": "FIFTYHEADS_API_KEY",
          "format": "string",
          "isSecret": true,
          "description": "A 50heads API key (fh_live_…) from the dashboard. Or run `npx @50heads/mcp login` once instead."
        }
      ]
    }
  ],
  "repository": {
    "url": "https://github.com/50heads/mcp",
    "source": "github"
  },
  "websiteUrl": "https://50heads.com/agents",
  "description": "Ask fifty verified people a five-second question and see what they think."
}