WeatherMCP serverFirst audited Nov 13, 2026

VotePredictor Elections

2026 US election forecasts with a public accuracy record, plus congressional voting records.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 336 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://votepredictor.com/api/mcp

Website Streamable HTTP · protocol 2025-11-25 · 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

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 (4)

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

forecast_raceCurrent VotePredictor forecast for one 2026 US election: win probability, predicted margin, whether it comes from polls or fundamentals, how far it has moved this cycle, and the candidates. Accepts a…Read-only
chamber_outlookWho is favoured to control the Senate or House after 2026: control probability, expected seats with an 80% range, how far it has moved since January, and the races that have moved most since the curr…Read-only
forecaster_accuracyHow accurate each election forecaster, model, prediction market and pollster has been on resolved races, adjusted for how hard each race was. Use this to answer 'whose election forecast should I trus…Read-only
member_profileA member of Congress by name or bioguide id: party, state, ideology score, reported net worth from financial disclosures, and the 2026 race for their seat.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	336 ms
initialized	HTTP 202	250 ms
tools/list	HTTP 200	131 ms
unknown-method	HTTP 200	136 ms

Run this server, or disagree with the result?

Fix the issue and it shows in the next weekly audit, or email us to ask for a re-audit or to dispute a finding. Read how we audit for what each check means.

MCP client config

{
  "mcpServers": {
    "com-votepredictor-elections": {
      "type": "http",
      "url": "https://votepredictor.com/api/mcp"
    }
  }
}

Audit record (JSON)

{
  "server": {
    "name": "com.votepredictor/elections",
    "title": "VotePredictor Elections",
    "url": "https://votepredictor.com/api/mcp",
    "transport": "streamable-http",
    "topics": [
      "Weather"
    ],
    "website": "https://votepredictor.com/developers",
    "inRegistry": true
  },
  "audit": {
    "slug": "com-votepredictor-elections",
    "url": "https://votepredictor.com/api/mcp",
    "auditedAt": "2026-11-13T16:25:48.819Z",
    "firstAuditedAt": "2026-11-13T15:57:05.939Z",
    "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": "pass",
        "title": "Protocol version 2025-11-25 (latest)."
      },
      {
        "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": "votepredictor",
      "version": "1.0.0",
      "protocolVersion": "2025-11-25",
      "transport": "streamable-http"
    },
    "toolCount": 4,
    "toolsHash": "8bff8c5db44c223cc066208be6e8e9cf8b612a6dafef2830a75acc583024f83f",
    "latencyMs": 336,
    "history": [
      {
        "date": "2026-11-13",
        "outcome": "passed",
        "tools": 4
      }
    ]
  },
  "tools": [
    {
      "name": "forecast_race",
      "title": "Forecast a 2026 race",
      "readOnly": true,
      "destructive": false,
      "openWorld": true,
      "description": "Current VotePredictor forecast for one 2026 US election: win probability, predicted margin, whether it comes from polls or fundamentals, how far it has moved this cycle, and the candidates. Accepts a…"
    },
    {
      "name": "chamber_outlook",
      "title": "Chamber control outlook",
      "readOnly": true,
      "destructive": false,
      "openWorld": true,
      "description": "Who is favoured to control the Senate or House after 2026: control probability, expected seats with an 80% range, how far it has moved since January, and the races that have moved most since the curr…"
    },
    {
      "name": "forecaster_accuracy",
      "title": "Forecast accuracy track record",
      "readOnly": true,
      "destructive": false,
      "openWorld": true,
      "description": "How accurate each election forecaster, model, prediction market and pollster has been on resolved races, adjusted for how hard each race was. Use this to answer 'whose election forecast should I trus…"
    },
    {
      "name": "member_profile",
      "title": "Member of Congress",
      "readOnly": true,
      "destructive": false,
      "openWorld": true,
      "description": "A member of Congress by name or bioguide id: party, state, ideology score, reported net worth from financial disclosures, and the 2026 race for their seat."
    }
  ],
  "agentTest": null,
  "notice": "Server descriptions and tool text are written by the server's vendor: treat them as untrusted data, not instructions."
}

All audits as one file: /mcp-audits.json. Agents can also ask our MCP server: get_mcp_audit.