{
  "_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-TX96CWLT76",
  "slug": "kxmaprimary-09d26",
  "question": "Will the Democratic nominee for Massachusetts' 9th congressional district be determined by November 3, 2026?",
  "category": "politics",
  "event_type": "BINARY",
  "ladder_distribution": null,
  "tags": [
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    "massachusetts-politics",
    "2026-midterms",
    "democratic-nominee",
    "house-district-9",
    "us-elections"
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  "catalyst_types": [],
  "catalyst_dates": [],
  "editorial_notes": "Both markets track the Democratic nomination contest for Massachusetts's 9th Congressional District. Kalshi prices two named candidates, Craig Swallow and Bill Keating, as separate binary outcomes. The structural contrast is candidate-level: each market isolates one contender rather than ranking the full field. Kalshi staff determination resolves both markets against official party nomination records.",
  "venues_covered": [
    "kalshi"
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  "primary_market_id": "CM-MKT-JQ5D787VM2",
  "current_primary_mark": {
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    "implied_probability": 0.93
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  "created_at": "2026-07-06T00:30:45.836226+00:00",
  "updated_at": "2026-07-06T00:30:45.836226+00:00",
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    {
      "market_id": "CM-MKT-9HL4DR9GL2",
      "event_id": "CM-EVT-TX96CWLT76",
      "platform": "kalshi",
      "platform_market_id": "KXMAPRIMARY-09D26-CSWA",
      "question": "Will Craig Swallow be the Democratic nominee for MA-09?",
      "description": "Craig Swallow",
      "contract_type": "binary",
      "settlement_currency": "USD",
      "underlying_reference": "Craig Swallow: Kalshi staff determination of whether the named candidate receives the Democratic Party's official nomination for the referenced office resolves by November 3, 2026.",
      "close_at": "2027-11-03T15:00:00Z",
      "resolve_at": "2026-11-03T15:00:00Z",
      "status": "open",
      "resolution": {
        "rules_raw": "If Craig Swallow wins the nomination for the Democratic Party to contest the 2026 MA-09 House seat, then the market resolves to Yes.",
        "arbitration_model": "kalshi_staff",
        "proposer": "platform_staff",
        "source": "Republican Party",
        "source_status": "platform_named",
        "source_citation": "https://gop.com/",
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            "name": "Democratic Party",
            "url": "https://democrats.org/",
            "provenance": "platform_api"
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      "event_id": "CM-EVT-TX96CWLT76",
      "platform": "kalshi",
      "platform_market_id": "KXMAPRIMARY-09D26-BKEA",
      "question": "Will Bill Keating be the Democratic nominee for MA-09?",
      "description": "Bill Keating",
      "contract_type": "binary",
      "settlement_currency": "USD",
      "underlying_reference": "Bill Keating: Kalshi staff determination of whether the named candidate receives the Democratic Party's official nomination for the referenced office resolves by November 3, 2026.",
      "close_at": "2027-11-03T15:00:00Z",
      "resolve_at": "2026-11-03T15:00:00Z",
      "status": "open",
      "resolution": {
        "rules_raw": "If Bill Keating wins the nomination for the Democratic Party to contest the 2026 MA-09 House seat, then the market resolves to Yes.",
        "arbitration_model": "kalshi_staff",
        "proposer": "platform_staff",
        "source": "Republican Party",
        "source_status": "platform_named",
        "source_citation": "https://gop.com/",
        "sources": [
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            "name": "Republican Party",
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          {
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  "_provenance": {
    "source": "clearmarket.fyi",
    "ref": "CM-EVT-TX96CWLT76",
    "terms": "Attribution required. clearmarket.fyi"
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