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PreClick — An MCP-native URL preflight scanning service for autonomous agents.

R0· no sign-in

PreClick scans links for threats and confirms intent match with high accuracy before agents click.

v0.3.6 · active · repository · website · descriptor JSON · versions

An agent can connect right now, no human step.Remote endpoint, no authentication, reachable on the last probe.
Quality85good
Trust85of 100
Uptime, 30 days100%
Latency p50633 ms

Connect

8 clients · secrets stay placeholders
{
  "mcpServers": {
    "preclick-mcp": {
      "type": "http",
      "url": "https://preclick.ai/mcp",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  }
}
claude mcp add --transport http preclick-mcp https://preclick.ai/mcp --header "X-API-Key: ${X_API_KEY}"
[mcp_servers.preclick-mcp]
url = "https://preclick.ai/mcp"
env_http_headers = { "X-API-Key" = "X_API_KEY" }
{
  "$schema": "https://opencode.ai/config.json",
  "mcp": {
    "preclick-mcp": {
      "type": "remote",
      "url": "https://preclick.ai/mcp",
      "enabled": true,
      "headers": {
        "X-API-Key": "{env:X_API_KEY}"
      }
    }
  }
}
{
  "mcpServers": {
    "preclick-mcp": {
      "type": "http",
      "url": "https://preclick.ai/mcp",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  },
  "deeplink": "cursor://anysphere.cursor-deeplink/mcp/install?name=preclick-mcp&config=eyJ0eXBlIjoiaHR0cCIsInVybCI6Imh0dHBzOi8vcHJlY2xpY2suYWkvbWNwIiwiaGVhZGVycyI6eyJYLUFQSS1LZXkiOiIke1hfQVBJX0tFWX0ifX0%3D"
}
{
  "servers": {
    "preclick-mcp": {
      "type": "http",
      "url": "https://preclick.ai/mcp",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  }
}
{
  "mcpServers": {
    "preclick-mcp": {
      "httpUrl": "https://preclick.ai/mcp",
      "headers": {
        "X-API-Key": "${X_API_KEY}"
      }
    }
  }
}
extensions:
  "preclick-mcp":
    enabled: true
    name: "preclick-mcp"
    type: streamable_http
    uri: "https://preclick.ai/mcp"
    headers:
      "X-API-Key": "${X_API_KEY}"
    timeout: 300

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

Quality 85 / 100good

protocol75 · weight 25
  • warn
    protocol.modernnewest supported version is 2025-06-18; 2026-07-28 not supported, older versions are deprecated until 2027-07-28
  • n/a
    protocol.statelessonly applies to 2026-07-28 servers
  • pass
    protocol.transportstreamable HTTP
  • n/a
    protocol.list_ttlonly applies to 2026-07-28 servers
authorizationn/a · weight 15
  • n/a
    auth.prm, auth.as_metadata, auth.cimdno remote uses OAuth
  • n/a
    auth.secret_in_urlno templated URL
tool hygiene86 · weight 30
  • pass
    tools.descriptionsevery tool has a description
  • pass
    tools.description_lengthdescriptions are concise
  • pass
    tools.schemasevery tool has an object input schema
  • pass
    tools.annotations6 of 6 tools declare readOnlyHint or destructiveHint
  • fail
    tools.directory_hintsno tool declares all four of readOnlyHint, destructiveHint, idempotentHint and openWorldHint; missing: url_scanner_async_scan (idempotentHint); url_scanner_scan (idempotentHint); url_scanner_scan_with_intent (idempotentHint); …
  • pass
    tools.token_costabout 1,205 tokens to load every tool
  • pass
    tools.api_dumptools are not a one-to-one API dump
stability100 · weight 15
  • pass
    stability.changesno tool changes in 30 days
  • pass
    stability.rug_pullno tool changed its meaning under the same name
dependenciesn/a · weight 15
  • n/a
    deps.known_vulns, deps.mcp_sdk_version, deps.resolvableno npm or PyPI package

6 tools, about 1,205 tokens to load them all · tool set bbefa16e5925 · checked 2026-10-20 15:26 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 85 / 100

provenance85
liveness100
freshness45
hygiene100

+repository +dns-namespace +website +reachable +uptime-100% -stale-200d

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

Endpoints

remoteauthreachableuptime 30dp50protocollast ok
https://preclick.ai/mcp streamable-httpnoneyes100%633 ms2025-06-182026-10-20

Tools (6)

url_scanner_async_scanread-onlySubmit a URL for asynchronous security analysis. Returns immediately with a task_id. Poll with url_scanner_async_task_status to check progress, then url_scanner_async_task_result to get the scan result. Async counterpart of url_scanner_scan for clients without native MCP Tasks support.
url_scanner_async_scan_with_intentread-onlySubmit a URL with optional user intent for asynchronous security analysis. Returns immediately with a task_id. Poll with url_scanner_async_task_status to check progress, then url_scanner_async_task_result to get the scan result. Async counterpart of url_scanner_scan_with_intent for clients without native MCP Tasks support.
url_scanner_async_task_resultread-onlyRetrieve the result of an asynchronous scan task. If completed, returns the full scan result (risk_score, confidence, agent_access_directive, etc.). If still running, returns status with retry_after_ms — call again after that interval. Non-blocking.
url_scanner_async_task_statusread-onlyCheck the status of an asynchronous scan task. Returns the current task status using native MCP task semantics (working, completed, failed, cancelled) without blocking. Use url_scanner_async_task_result to retrieve the result once completed.
url_scanner_scanread-onlyAnalyze a URL for security threats (synchronous, blocks until complete or timeout). Returns risk score, confidence, agent access guidance, and intent_alignment (always not_provided for this tool; use url_scanner_scan_with_intent for intent context). For long-running scans, prefer url_scanner_async_scan which returns immediately with a task_id for polling via url_scanner_async_task_result.
url_scanner_scan_with_intentread-onlyAnalyze a URL for security threats with optional user intent context (synchronous, blocks until complete or timeout). Returns risk score, confidence, agent access guidance, and intent_alignment. For long-running scans, prefer url_scanner_async_scan_with_intent which returns immediately with a task_id for polling via url_scanner_async_task_result.

Schemas: list_tools.

Also listed as

1 other active names share this repository: ai.urlcheck/urlcheck-mcp

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Official server.json
{
  "name": "ai.preclick/preclick-mcp",
  "title": "PreClick — An MCP-native URL preflight scanning service for autonomous agents.",
  "$schema": "https://static.modelcontextprotocol.io/schemas/2025-12-11/server.schema.json",
  "remotes": [
    {
      "url": "https://preclick.ai/mcp",
      "type": "streamable-http",
      "headers": [
        {
          "name": "X-API-Key",
          "isSecret": true,
          "description": "Optional for hosted trial access (up to 100 requests/day). Required for higher limits.",
          "placeholder": "<your-api-key>"
        }
      ]
    }
  ],
  "version": "0.3.6",
  "repository": {
    "url": "https://github.com/cybrlab-ai/preclick-mcp",
    "source": "github"
  },
  "websiteUrl": "https://preclick.ai",
  "description": "PreClick scans links for threats and confirms intent match with high accuracy before agents click."
}