{
  "_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."
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  "event_id": "CM-EVT-2Z7FJ4QPL3",
  "slug": "co-02-house-election-winner",
  "question": "Will the Republican or Democratic candidate win the Colorado 2nd Congressional District House election?",
  "category": "politics",
  "event_type": "BINARY",
  "ladder_distribution": null,
  "tags": [
    "elections",
    "politics",
    "2026-midterm",
    "us-house",
    "colorado",
    "electoral-outcome"
  ],
  "catalyst_types": [],
  "catalyst_dates": [],
  "editorial_notes": "These markets track the outcome of Colorado's 2nd Congressional District House race, closing November 3, 2026. Polymarket structures coverage across party-level and candidate-level binary contracts, all resolved via Polymarket's UMA Optimistic Oracle. Party contracts price Republican and Democratic outcome probability; candidate contracts price individual nominees. The Federal Election Commission and major news organization calls serve as the authoritative resolution source.",
  "venues_covered": [
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  "primary_market_id": "CM-MKT-PSH8KQR7V3",
  "current_primary_mark": {
    "last_price": 0.94,
    "implied_probability": 0.94
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  "created_at": "2026-06-03T14:52:43.794845+00:00",
  "updated_at": "2026-06-03T14:52:43.794845+00:00",
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      "event_id": "CM-EVT-2Z7FJ4QPL3",
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      "platform_market_id": "0x4554565c16f06a8882851e5b728c9476221d7366cc2714741190f9c4b2832104",
      "question": "Will the Republican Party win the CO-02 House seat?",
      "description": "This market will resolve according to the party of the candidate who wins the CO-02 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.\n\n​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these p",
      "contract_type": "binary",
      "settlement_currency": "USDC",
      "underlying_reference": "The Federal Election Commission and major news organizations' calls determine which party's candidate wins Colorado's 2nd congressional district on November 4, 2026.",
      "close_at": "2026-11-03T00:00:00Z",
      "resolve_at": "2026-11-03T00:00:00Z",
      "status": "open",
      "resolution": {
        "rules_raw": "This market will resolve according to the party of the candidate who wins the CO-02 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.\n\n​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.\n\nThis market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).",
        "arbitration_model": "uma_oracle",
        "proposer": "managed_whitelist",
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      "settlement_style": "occurrence",
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      "tags": [
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      "question": "Will the Democratic Party win the CO-02 House seat?",
      "description": "This market will resolve according to the party of the candidate who wins the CO-02 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.\n\n​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these p",
      "contract_type": "binary",
      "settlement_currency": "USDC",
      "underlying_reference": "The Federal Election Commission and major news organizations' calls determine which party's candidate wins Colorado's 2nd congressional district on November 4, 2026.",
      "close_at": "2026-11-03T00:00:00Z",
      "resolve_at": "2026-11-03T00:00:00Z",
      "status": "open",
      "resolution": {
        "rules_raw": "This market will resolve according to the party of the candidate who wins the CO-02 congressional district seat in the U.S. House of Representatives in the 2026 midterm elections. The midterm elections will take place on November 4, 2026.\n\n​A candidate's party will be determined by their ballot-listed or otherwise identifiable affiliation with that party at the time all of the 2026 House elections are conclusively called by this market's resolution sources. A candidate without a ballot-listed affiliation to either the Democrat or Republican parties will be considered a member of one of these parties based on the party with which they most recently expressed their intent to caucus at the time all of the House elections are conclusively called by this market's resolution sources.\n\nThis market will resolve based on the result of the election as indicated by a consensus of credible reporting. If there is ambiguity, this market will resolve based solely on the official results as reported by the United States government, specifically the Federal Election Commission (https://www.fec.gov/).",
        "arbitration_model": "uma_oracle",
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      "settlement_style": "occurrence",
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      "tags": [
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  "_provenance": {
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    "ref": "CM-EVT-2Z7FJ4QPL3",
    "terms": "Attribution required. clearmarket.fyi"
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