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WeatherMCP serverFirst audited Nov 13, 2026

Hawaii Conditions MCP Server

Real-time surf, weather, trail status, volcano, ocean safety, and restaurants for Hawaii.The vendor's description, from its MCP Registry listing.

Passed, with 2 warningsAudited Nov 13, 2026
  • Warning: The server only speaks the first MCP version (2024-11-05).
  • Warning: 20 of 20 tools do not say whether they can change things.

Nothing failed, but there is something to know or fix. 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 198 ms.
Sign-up?
None neededIt answered without any account or key.
Can it change things?
Doesn't sayIts tools do not say whether they only read, so treat them as able to change things.
Endpointhttps://hawaii-conditions.vercel.app/api/mcp

Source code Website Streamable HTTP · protocol 2024-11-05 · 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

  • Warning: 20 of 20 tools do not say whether they can change things.

    MCP lets a server label each tool as read-only or destructive, so clients can ask the user before risky calls. Unlabelled tools are treated as able to change things.

    • ping
    • register_agent
    • get_balance
    • create_wallet_setup
    • save_payment_method
    • link_stripe_customer
    • recent_transactions
    • add_funds_5
    • and 12 more

Tools

  • Passed: 20 tools listed.

  • Passed: Every tool describes its inputs with a valid schema.

Protocol

  • Warning: The server only speaks the first MCP version (2024-11-05).

    Newer versions (latest 2025-11-25) add tool safety labels, structured output and a safer authorization model.

  • Passed: The MCP handshake works (Streamable HTTP).

  • Passed: Unknown requests are refused.

Connection

  • Passed: The server responds.

Tools (20)

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

  • pingHealth check — returns server status. Free.Doesn't say
  • register_agentCreate a prepaid account. Returns api_key (format: mcp_live_…). Store it immediately — shown only once. Free.Doesn't say
  • get_balanceReturns current balance, original load amount, and low-balance flag. Free.Doesn't say
  • create_wallet_setupInitialise Stripe SetupIntent — returns client_secret for saving a card. Free.Doesn't say
  • save_payment_methodAttach a Stripe payment method (pm_…) to your account for autonomous top-ups. Free.Doesn't say
  • link_stripe_customerLink an existing Stripe customer ID (cus_…) to your account. Free.Doesn't say
  • recent_transactionsView recent credits and debits (default 20, max 50). Free.Doesn't say
  • add_funds_5Charge your saved card $5 — balance credited after Stripe payment confirmation. Free to call.Doesn't say
  • add_funds_10Charge your saved card $10 — balance credited after Stripe payment confirmation. Free to call.Doesn't say
  • add_funds_20Charge your saved card $20 — balance credited after Stripe payment confirmation. Free to call.Doesn't say
  • get_sun_timesSunrise, sunset, and daylight duration by island (HST). Free.Doesn't say
  • get_moon_phaseCurrent moon phase, illumination percentage, moonrise/moonset times, and days to next full/new moon. Free.Doesn't say
  • get_weather5-day forecast, UV index, wind, sunrise/sunset. Cost: $0.10.Doesn't say
  • get_surf_conditionsWave height, period, direction + 3-day forecast. Cost: $0.10.Doesn't say
  • get_trail_statusNPS alerts and state trail closures. Cost: $0.25.Doesn't say
  • get_volcano_statusLive Kīlauea status from USGS HVO. Cost: $0.25.Doesn't say
  • get_ocean_safetyBox jellyfish, rip currents, NOAA marine alerts. Cost: $0.50.Doesn't say
  • get_full_briefingAll five data sources combined — weather, surf, trails, volcano, ocean safety. Best value at $2.00.Doesn't say
  • search_restaurantsFind restaurants by location, cuisine, price range, open-now filter. Cost: $0.25.Doesn't say
  • get_restaurant_detailsFull hours, reviews, photos for a restaurant by place_id. Cost: $0.15.Doesn't say

Audit history

  1. Nov 13Warnings

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.

RequestAnswerTime
initializeHTTP 200198 ms
initializedHTTP 20072 ms
tools/listHTTP 200161 ms
unknown-methodHTTP 20061 ms

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