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WeatherMCP serverFirst audited Nov 13, 2026

Cipher — Bittensor Subnet Screener

Real-time Bittensor subnet screener: prices, momentum, flow, whale signals, TAO forecast via MCP.The vendor's description, from its MCP Registry listing.

Passed, with 1 warningAudited Nov 13, 2026
  • Warning: 8 of 8 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 173 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://mcp.brobotapp.com/mcp

Streamable HTTP · protocol 2025-11-25

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: 8 of 8 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.

    • screener_top
    • subnet_detail
    • subnet_bars
    • alphagap_flow
    • search_subnets
    • tao_price
    • tao_forecast
    • trader_state

Tools

  • Passed: 8 tools listed.

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

Protocol

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

  • Passed: Protocol version 2025-11-25 (latest).

  • Passed: Unknown requests are refused.

Connection

  • Passed: The server responds.

Tools (8)

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

  • screener_topTop subnets by Cipher heat score. n up to 50. category filters by tag (e.g. 'inference', 'training', 'agents', 'finance', 'tools').Doesn't say
  • subnet_detailFull detail for one subnet: price, 1d/1w/1m change, volume, liquidity, identity tags, research conviction, watchlist.Doesn't say
  • subnet_barsRecent OHLC bars for a subnet (newest last). limit max 500.Doesn't say
  • alphagap_flowAlphaGap momentum snapshot: flow_score (momentum+whale+volume), whale_signal ('accumulating'/'distributing'), whale_ratio, composite, dev, eval scores. High flow = strong momentum.Doesn't say
  • search_subnetsSearch subnets by name substring. limit max 25.Doesn't say
  • tao_priceCurrent TAO USD price + 24h change (from the screener's tao_price_usd table).Doesn't say
  • tao_forecast7-day TAO price forecast (median + p10/p90 bands) from the local Ephemeris-clone forecaster (Chronos-2).Doesn't say
  • trader_stateLive AA subnet-trader summary (read-only): current equity + 24h trend, circuit-breaker status, position count, and recent-decision count. A free visibility summary — the FULL stream (position…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 200173 ms
initializedHTTP 202103 ms
tools/listHTTP 20056 ms
resources/listHTTP 20032 ms
prompts/listHTTP 20040 ms
unknown-methodHTTP 20052 ms

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