CM ClearMarket
SYSTEM: LIVE · PRICES: HOURLY REFRESH · COVERAGE: ~3,860 EVENTS / ~39,200 MARKETS · KALSHI + POLYMARKET

Ohio Senate winner? [ resolves 2027-01-04 (153D) ]

kalshi: [A] single source·objective outcome methodology ›
distribution · by outcome · marks: daily snapshot
kalshi 2 markets
market resolves P(YES) vol (24h) vol (cum) RCG venue id
Democratics 2027-01-04 53.0%
$822 $129K
A SENATEOHS-26-D
Republicans 2027-01-04 48.0%
$1.6K $193K
A SENATEOHS-26-R
resolution architecture
venue proposer source citation arbitration class analyst notes
kalshi Exchange Staff United States Congress not provided Kalshi Staff Other
verbatim rules
kalshi 2 markets · share this text
If a representative of the Republican party is sworn in as a Senator of Ohio for the term beginning in 2027, then the market resolves to Yes.
platform source field kalshi.settlement_sources → "United States Congress"
sources (1) · single authority
United States Congress committed source
recent wire items
  • 2026-08-15T08:22:27+00:00 volume-spike
    Ohio Senate race sits at 47% as fresh volume tests the line 47% · $119K 24h
    • 47% price puts the Republican Senate bid just under even money, making Ohio one of the tightest Senate calls on the board.
    • $119K in 24h volume equals exactly 25% of all-time Kalshi volume, hitting the landmark quarter-of-lifetime threshold in a single day.
    • Ohio is a perennial battleground; mid-August volume surge likely reflects new polling, candidate positioning, or national environment shifts.
    • Contract resolves on the 2026 Ohio general election Senate result.
  • 2026-08-09T08:37:25+00:00 volume-spike
    Ohio Senate race sits at a coin-flip 49% 49% · $133K 24h
    • Kalshi prices Democratic Senate win in Ohio at 49%, dead even with the field.
    • 24h volume of $133K is 49% of all-time handle, signaling a mass reassessment of the race.
    • Knife-edge pricing suggests traders see no clear structural edge for either party in the state.
    • Contract resolves on Ohio general election outcome; any polling shift could break the deadlock.
programmatic access · four surfaces, same payload

One canonical record at every surface — embedded JSON-LD, REST, MCP, and /llms.txt.

HTMLbrowsers, AI grounded search, crawlers (embedded JSON-LD @type: Dataset)https://clearmarket.fyi/events/senateohs-26/
JSONREST API for developershttps://api.clearmarket.fyi/v1/events/senateohs-26
MCPagentic AI tool call (Claude Desktop, Cursor, Continue)clearmarket.get_event("senateohs-26")
AGENTAI crawler discovery index/llms.txt

Snapshot 2026-08-04. Venue data via Kalshi + Polymarket APIs. Editorial fields (tags, editorial_notes) are ClearMarket-drafted with AI assistance under editorial review. Derived fields (venues_covered, resolution_clarity_grade, rcg_score) computed at serve time. Full per-field map in the JSON record under field_provenance.

raw JSON record · same payload returned by REST endpoint
{
  "event_id": "CM-EVT-MJFDC6MPF0",
  "slug": "senateohs-26",
  "question": "Ohio Senate winner?",
  "category": "politics",
  "tags": [
    "politics",
    "us-senate",
    "ohio-politics",
    "2026-election",
    "republican-democrat",
    "electoral-prediction"
  ],
  "venues_covered": [
    "kalshi"
  ],
  "market_count": 2,
  "cumulative_volume_usd": 322094,
  "resolution_clarity_grade": "A",
  "rcg_score": 90,
  "rcg_caps": [],
  "resolution_source": "United States Congress",
  "resolution_source_url": "https://www.congress.gov/",
  "source_status": "platform_named",
  "source_of_record": "United States Congress",
  "resolution_source_list": [
    {
      "name": "United States Congress",
      "url": "https://www.congress.gov/",
      "provenance": "platform_api"
    }
  ],
  "arbitration_model": "kalshi_staff",
  "proposer_model": "platform_staff",
  "field_provenance": {
    "question": {
      "source": "clearmarket_editorial"
    },
    "tags": {
      "source": "clearmarket_editorial",
      "ai_drafted": true
    },
    "resolution_clarity_grade": {
      "source": "derived",
      "method": "rcg_v2_7factor"
    },
    "venues_covered": {
      "source": "derived"
    }
  }
}
snapshot 2026-08-04T20:03:51.865287+00:00 schema v0.2.0-universe all events →