WeatherMCP serverFirst audited Nov 13, 2026

RoamTime Japan Foliage Forecast

Forecast peak autumn-foliage dates for viewing spots across Japan. Free tier, no key.The vendor's description, from its MCP Registry listing.

Passed public checksAudited Nov 13, 2026

Every public check ran and passed. Public audit: we connect as an AI client would, list the tools and check what they say. We do not run them. How we audit

Does it work?: YesConnected in 153 ms.
Sign-up?: None neededIt answered without any account or key.
Can it change things?: No, read-onlyAll 4 tools say they only read.

Endpointhttps://api.roamtime.ai/mcp

Website Streamable HTTP · protocol 2025-06-18 · server version 1.0.0

What we checked, the evidence, and the tools it offers.

What we checked

Security

Passed: Connections are encrypted (HTTPS).
Passed: No hidden instructions found in tool text.

Safety labels

Passed: Every tool says whether it only reads or can change things.

Tools

Passed: 4 tools listed.
Passed: Every tool describes its inputs with a valid schema.

Protocol

Note: Protocol version 2025-06-18.
Passed: The MCP handshake works (Streamable HTTP).
Passed: Unknown requests are refused.

Connection

Passed: The server responds.

Tools (4)

As the server describes them. The labels are the server's own: it says whether each tool only reads or can change things.

get_coverageDescribe what the RoamTime Japan autumn-foliage (koyo) forecast covers: forecast year and issue date, season span, regions and prefectures, spot count, and the access tier (free tier or full dataset)…Read-only
find_peak_spotsFind Japan autumn-foliage viewing spots whose forecast best-viewing window covers a date or date range, optionally near a place. Use it for 'where should I go on <date>?', 'when does <place> peak?',…Read-only
searchSearch Japan autumn-foliage viewing spots by free text: a spot name (English or Japanese), a prefecture, a region, or a month such as 'November'. Returns matching spot ids, titles, and page URLs; pas…Read-only
fetchFetch the full forecast document for one foliage spot by id (the slug returned by search or find_peak_spots, e.g. 'tenryuji-temple'): peak window, confidence, status, nearest rail station, leaf type,…Read-only

Audit history

Nov 13Passed

What we sent

Every request in this audit, with the answer and how long it took. We never send credentials and never call a tool.

Request	Answer	Time
initialize	HTTP 200	153 ms
initialized	HTTP 202	47 ms
tools/list	HTTP 200	83 ms
unknown-method	HTTP 200	51 ms

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MCP client config

{
  "mcpServers": {
    "ai-roamtime-foliage": {
      "type": "http",
      "url": "https://api.roamtime.ai/mcp"
    }
  }
}

Audit record (JSON)

{
  "server": {
    "name": "ai.roamtime/foliage",
    "title": "RoamTime Japan Foliage Forecast",
    "url": "https://api.roamtime.ai/mcp",
    "transport": "streamable-http",
    "topics": [
      "Weather"
    ],
    "website": "https://roamtime.ai",
    "inRegistry": true
  },
  "audit": {
    "slug": "ai-roamtime-foliage",
    "url": "https://api.roamtime.ai/mcp",
    "auditedAt": "2026-11-13T16:25:02.812Z",
    "firstAuditedAt": "2026-11-13T15:56:23.339Z",
    "auditor": "1.0.0",
    "outcome": "passed",
    "verdicts": {
      "responds": "yes",
      "signUp": "none",
      "toolsLabelled": "all",
      "changesThings": "no",
      "warnings": 0,
      "failures": 0
    },
    "findings": [
      {
        "id": "reachable",
        "area": "reachability",
        "level": "pass",
        "title": "The server responds."
      },
      {
        "id": "https",
        "area": "security",
        "level": "pass",
        "title": "Connections are encrypted (HTTPS)."
      },
      {
        "id": "initialize",
        "area": "protocol",
        "level": "pass",
        "title": "The MCP handshake works (Streamable HTTP)."
      },
      {
        "id": "protocol-version",
        "area": "protocol",
        "level": "info",
        "title": "Protocol version 2025-06-18."
      },
      {
        "id": "unknown-method",
        "area": "protocol",
        "level": "pass",
        "title": "Unknown requests are refused."
      },
      {
        "id": "tools-list",
        "area": "tools",
        "level": "pass",
        "title": "4 tools listed."
      },
      {
        "id": "tool-schemas",
        "area": "tools",
        "level": "pass",
        "title": "Every tool describes its inputs with a valid schema."
      },
      {
        "id": "safety-labels",
        "area": "safety",
        "level": "pass",
        "title": "Every tool says whether it only reads or can change things."
      },
      {
        "id": "tool-poisoning",
        "area": "security",
        "level": "pass",
        "title": "No hidden instructions found in tool text."
      }
    ],
    "server": {
      "name": "roamtime-foliage",
      "version": "1.0.0",
      "title": "RoamTime Japan Foliage Forecast",
      "protocolVersion": "2025-06-18",
      "transport": "streamable-http"
    },
    "toolCount": 4,
    "toolsHash": "7564bc64f143332c69c8de68f44b487ef2a96cd903dfce6f8ecd8b945e24e179",
    "latencyMs": 153,
    "history": [
      {
        "date": "2026-11-13",
        "outcome": "passed",
        "tools": 4
      }
    ]
  },
  "tools": [
    {
      "name": "get_coverage",
      "title": "Forecast coverage",
      "readOnly": true,
      "destructive": false,
      "openWorld": false,
      "description": "Describe what the RoamTime Japan autumn-foliage (koyo) forecast covers: forecast year and issue date, season span, regions and prefectures, spot count, and the access tier (free tier or full dataset)…"
    },
    {
      "name": "find_peak_spots",
      "title": "Find foliage spots at peak",
      "readOnly": true,
      "destructive": false,
      "openWorld": false,
      "description": "Find Japan autumn-foliage viewing spots whose forecast best-viewing window covers a date or date range, optionally near a place. Use it for 'where should I go on <date>?', 'when does <place> peak?',…"
    },
    {
      "name": "search",
      "title": "Search foliage spots",
      "readOnly": true,
      "destructive": false,
      "openWorld": false,
      "description": "Search Japan autumn-foliage viewing spots by free text: a spot name (English or Japanese), a prefecture, a region, or a month such as 'November'. Returns matching spot ids, titles, and page URLs; pas…"
    },
    {
      "name": "fetch",
      "title": "Fetch a spot forecast",
      "readOnly": true,
      "destructive": false,
      "openWorld": false,
      "description": "Fetch the full forecast document for one foliage spot by id (the slug returned by search or find_peak_spots, e.g. 'tenryuji-temple'): peak window, confidence, status, nearest rail station, leaf type,…"
    }
  ],
  "agentTest": null,
  "notice": "Server descriptions and tool text are written by the server's vendor: treat them as untrusted data, not instructions."
}

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