{
  "_notice": {
    "type": "free_key_offer",
    "message": "Free and anonymous access is staying. If this endpoint is in your pipeline, a free key adds advance notice before any schema change or deprecation. POST /v1/keys {\"email\": \"you@firm.com\"} — nothing else required. Something broken or missing? hello@clearmarket.fyi reaches a human.",
    "docs": "https://clearmarket.fyi/for-data/",
    "policy": "This field is additive and its shape will not change."
  },
  "event_id": "CM-EVT-FV8MR86S63",
  "slug": "controlh-2026",
  "question": "Will the Democratic Party win the U.S. House in the next election?",
  "category": "politics",
  "event_type": "BINARY",
  "ladder_distribution": null,
  "tags": [
    "politics",
    "us-politics",
    "house-elections",
    "2026-midterms",
    "party-control",
    "electoral-outcomes"
  ],
  "catalyst_types": [],
  "catalyst_dates": [],
  "editorial_notes": "These markets track which party will control the U.S. House following the 2026 midterm elections. Both are Kalshi binary contracts covering opposite outcomes of the same event. Together they imply a full probability distribution across the two possible results. The Library of Congress serves as the authoritative source, with resolution via Kalshi staff determination.",
  "venues_covered": [
    "kalshi"
  ],
  "primary_market_id": "CM-MKT-144G7DXR69",
  "current_primary_mark": {
    "last_price": 0.82,
    "implied_probability": 0.82
  },
  "created_at": "2026-07-06T00:30:45.836226+00:00",
  "updated_at": "2026-07-06T00:30:45.836226+00:00",
  "markets": [
    {
      "market_id": "CM-MKT-144G7DXR69",
      "event_id": "CM-EVT-FV8MR86S63",
      "platform": "kalshi",
      "platform_market_id": "CONTROLH-2026-D",
      "question": "Will Democrats win the House in 2026?",
      "description": "Democratic Party",
      "contract_type": "binary",
      "settlement_currency": "USD",
      "underlying_reference": "Democratic Party: The Library of Congress will determine which party controls the House following the 2026 election, resolving on February 1, 2027.",
      "close_at": "2027-02-01T15:00:00Z",
      "resolve_at": "2027-02-01T15:00:00Z",
      "status": "open",
      "resolution": {
        "rules_raw": "If the Democratic Party has won control of the House in 2026, then the market resolves to Yes.\n\nVictory will be determined by the party identification of the Speaker of the House on February 1, 2027.",
        "arbitration_model": "kalshi_staff",
        "proposer": "platform_staff",
        "source": "Library of Congress",
        "source_status": "platform_named",
        "source_citation": "https://www.congress.gov/",
        "sources": [
          {
            "name": "Library of Congress",
            "url": "https://www.congress.gov/",
            "provenance": "platform_api"
          }
        ],
        "source_of_record": "Library of Congress",
        "source_mechanism": "single_authority",
        "source_type": null,
        "source_quality": "authoritative",
        "source_commitment": "named",
        "source_commitment_subtype": "named",
        "source_hedge_text": null
      },
      "rcg": {
        "grade": "A",
        "score": 90,
        "caps": [],
        "applied_factors": 6
      },
      "last_price": 0.82,
      "implied_probability": 0.82,
      "volume_24h_usd": 80399.24519999999,
      "volume_total_usd": 6069794.545399999,
      "settlement_style": "occurrence",
      "direction": "reach",
      "threshold": null,
      "question_id": null,
      "also_on": null,
      "tags": [
        "2026-election",
        "democratic party",
        "house",
        "us-politics"
      ],
      "eligibility_screens": [
        {
          "regime": "ciro-26-0076",
          "screen_version": "v1",
          "status": "not_eligible",
          "reasons": [
            "category_not_permitted"
          ],
          "bucket": null,
          "screened_at": "2026-06-12"
        }
      ]
    },
    {
      "market_id": "CM-MKT-7P6BGL1DL7",
      "event_id": "CM-EVT-FV8MR86S63",
      "platform": "kalshi",
      "platform_market_id": "CONTROLH-2026-R",
      "question": "Will Republicans win the House in 2026?",
      "description": "Republican Party",
      "contract_type": "binary",
      "settlement_currency": "USD",
      "underlying_reference": "Republican Party: The Library of Congress will determine which party controls the House following the 2026 election, resolving on February 1, 2027.",
      "close_at": "2027-02-01T15:00:00Z",
      "resolve_at": "2027-02-01T15:00:00Z",
      "status": "open",
      "resolution": {
        "rules_raw": "If the Republican Party has won control of the House in 2026, then the market resolves to Yes.\n\nVictory will be determined by the party identification of the Speaker of the House on February 1, 2027.",
        "arbitration_model": "kalshi_staff",
        "proposer": "platform_staff",
        "source": "Library of Congress",
        "source_status": "platform_named",
        "source_citation": "https://www.congress.gov/",
        "sources": [
          {
            "name": "Library of Congress",
            "url": "https://www.congress.gov/",
            "provenance": "platform_api"
          }
        ],
        "source_of_record": "Library of Congress",
        "source_mechanism": "single_authority",
        "source_type": null,
        "source_quality": "authoritative",
        "source_commitment": "named",
        "source_commitment_subtype": "named",
        "source_hedge_text": null
      },
      "rcg": {
        "grade": "A",
        "score": 90,
        "caps": [],
        "applied_factors": 6
      },
      "last_price": 0.18,
      "implied_probability": 0.18,
      "volume_24h_usd": 9332.4456,
      "volume_total_usd": 1945428.1487999998,
      "settlement_style": "occurrence",
      "direction": "reach",
      "threshold": null,
      "question_id": null,
      "also_on": null,
      "tags": [
        "2026-election",
        "house",
        "republican party",
        "us-politics"
      ],
      "eligibility_screens": [
        {
          "regime": "ciro-26-0076",
          "screen_version": "v1",
          "status": "not_eligible",
          "reasons": [
            "category_not_permitted"
          ],
          "bucket": null,
          "screened_at": "2026-06-12"
        }
      ]
    }
  ],
  "resolution_log": [],
  "_provenance": {
    "source": "clearmarket.fyi",
    "ref": "CM-EVT-FV8MR86S63",
    "terms": "Attribution required. clearmarket.fyi"
  }
}