{
  "_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-GN4BL8CX70",
  "slug": "kxhouserace-il16-26",
  "question": "IL-16 House winner?",
  "category": "politics",
  "event_type": "BINARY",
  "ladder_distribution": null,
  "tags": [
    "politics",
    "us-house-elections",
    "illinois-politics",
    "2026-midterm",
    "congressional-race",
    "partisan-prediction"
  ],
  "catalyst_types": [],
  "catalyst_dates": [],
  "editorial_notes": "These markets track the Illinois 16th Congressional District House race outcome. One contract prices a Democratic win; the other prices a Republican win. The two contracts are complementary binary positions on the same race, not structurally distinct. Kalshi staff determination resolves both, referencing Library of Congress confirmation by January 4, 2027.",
  "venues_covered": [
    "kalshi"
  ],
  "primary_market_id": "CM-MKT-XD2RJ66MZ2",
  "current_primary_mark": {
    "last_price": 0.917,
    "implied_probability": 0.917
  },
  "created_at": "2026-07-23T21:11:14.426158+00:00",
  "updated_at": "2026-07-23T21:11:14.426158+00:00",
  "markets": [
    {
      "market_id": "CM-MKT-YK16SPPSC4",
      "event_id": "CM-EVT-GN4BL8CX70",
      "platform": "kalshi",
      "platform_market_id": "KXHOUSERACE-IL16-26-D",
      "question": "Will Democratic win the House race for IL-16?",
      "description": "Paul Nolley",
      "contract_type": "binary",
      "settlement_currency": "USD",
      "underlying_reference": "Paul Nolley: The Library of Congress will confirm the winner of the referenced House race by January 4, 2027, based on official election results.",
      "close_at": "2027-11-03T15:00:00Z",
      "resolve_at": "2027-01-04T17:00:00Z",
      "status": "open",
      "resolution": {
        "rules_raw": "If the House member sworn in for IL-16 for the term beginning in 2027 is a member of the Democratic Party, then the market resolves to Yes.\n\nThis market is eligible for accelerated determination after a consensus of media organizations project the winner. See full rules for details.",
        "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"
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        ],
        "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
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      "rcg": {
        "grade": "A",
        "score": 86,
        "caps": [],
        "applied_factors": 6
      },
      "last_price": 0.11,
      "implied_probability": 0.11,
      "volume_24h_usd": 0,
      "volume_total_usd": 1714.4204,
      "settlement_style": "occurrence",
      "direction": "reach",
      "threshold": null,
      "question_id": null,
      "also_on": null,
      "tags": [
        "democratic",
        "house",
        "il-16",
        "illinois house district"
      ],
      "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-XD2RJ66MZ2",
      "event_id": "CM-EVT-GN4BL8CX70",
      "platform": "kalshi",
      "platform_market_id": "KXHOUSERACE-IL16-26-R",
      "question": "Will Republican win the House race for IL-16?",
      "description": "Darin LaHood",
      "contract_type": "binary",
      "settlement_currency": "USD",
      "underlying_reference": "Darin LaHood: The Library of Congress will confirm the winner of the referenced House race by January 4, 2027, based on official election results.",
      "close_at": "2027-11-03T15:00:00Z",
      "resolve_at": "2027-01-04T17:00:00Z",
      "status": "open",
      "resolution": {
        "rules_raw": "If the House member sworn in for IL-16 for the term beginning in 2027 is a member of the Republican Party, then the market resolves to Yes.\n\nThis market is eligible for accelerated determination after a consensus of media organizations project the winner. See full rules for details.",
        "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"
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        "source_of_record": "Library of Congress",
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        "source_quality": "authoritative",
        "source_commitment": "named",
        "source_commitment_subtype": "named",
        "source_hedge_text": null
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      "rcg": {
        "grade": "A",
        "score": 86,
        "caps": [],
        "applied_factors": 6
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      "last_price": 0.917,
      "implied_probability": 0.917,
      "volume_24h_usd": 0,
      "volume_total_usd": 9032.853480000002,
      "settlement_style": "occurrence",
      "direction": "reach",
      "threshold": null,
      "question_id": null,
      "also_on": null,
      "tags": [
        "house",
        "il-16",
        "illinois house district",
        "republican"
      ],
      "eligibility_screens": [
        {
          "regime": "ciro-26-0076",
          "screen_version": "v1",
          "status": "not_eligible",
          "reasons": [
            "category_not_permitted"
          ],
          "bucket": null,
          "screened_at": "2026-06-12"
        }
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  "resolution_log": [],
  "_provenance": {
    "source": "clearmarket.fyi",
    "ref": "CM-EVT-GN4BL8CX70",
    "terms": "Attribution required. clearmarket.fyi"
  }
}