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

Democrats running above 25% in the Kansas Senate race

26% · $42K 24h
record: CMSIG20260921VS02 | category: volume-spike | target: CM-EVT-V8Y5SZ7SK0 | published: 2026-09-21
4-bullet brief | narrative
  • Polymarket prices Democrats at 26% to win Kansas Senate, slight outperformance vs. historical baseline for the state.
  • 47% of all-time volume hit in a single session, the heaviest single-day turnover on this contract.
  • Fresh attention on a deep-red state race suggests a candidate development or polling surprise is in circulation.
  • Resolves on 2026 Kansas Senate general election outcome.
atomic briefs
[01] volume_anomaly
liquidity poly_vol_24h: $42.3K
evaluation

The model, prompt version, and confidence behind this wire are published below — so you can see how it was judged, and re-check it yourself.

judge_engine
llm_judge_cm_signal_v1
judge_verdict
wire_eligible
judge_confidence
0.81 / 1.00
prompt_template
volume_spike_v1 github · auditable
citation graph

Every wire traces back to the ClearMarket event it is built on, and out to each venue’s own market page — so any figure here can be verified at its source.

external
venue_a
polymarket · 0x460d3942d385cdeda20519c0c5ad804ae48dc18efc9a82e1f1be87a29e69adb3
programmatic access · four surfaces, same payload

AI grounded search reads embedded JSON-LD in HTML. Developers query REST. Agentic AI clients (Claude Desktop, Cursor) call MCP tools. AI crawlers index via /llms.txt. Same canonical record at every surface.

HTMLbrowsers, AI grounded search, crawlers (contains embedded JSON-LD @type: Dataset)https://clearmarket.fyi/signals/will-the-democrats-win-the-kansas-senate-vol-42346/
JSONREST API for developershttps://clearmarket.fyi/signals/will-the-democrats-win-the-kansas-senate-vol-42346.json
MCPagentic AI tool call (Claude Desktop, Cursor, Continue)clearmarket.get_signal("will-the-democrats-win-the-kansas-senate-vol-42346")
AGENTAI crawler discovery index/llms.txt

PM data: platform APIs (hourly refresh). News context: retrieved with source citations. Editorial judgment: LLM judge with prompt template versioned per wire type. Per-claim provenance inline above; full per-field provenance map at the JSON endpoint under field_provenance.

raw JSON record · same payload returned by REST endpoint
{
  "$schema": "https://clearmarket.fyi/schema/signal/v1.json",
  "provenance_version": "0.2.0",
  "record_id": "CMSIG20260921VS02",
  "published_at": "2026-09-21T07:48:00+00:00",
  "detection": "volume_spike",
  "category_tag": "VOLUME_SPIKE",
  "secondary_tags": [],
  "pre_news_classification": "pre_news",
  "target_event_id": "CM-EVT-V8Y5SZ7SK0",
  "target_event_slug": "kansas-senate-election-winner",
  "event_question": "Kansas Senate Election Winner",
  "bullets": [
    "Polymarket prices Democrats at 26% to win Kansas Senate, slight outperformance vs. historical baseline for the state.",
    "47% of all-time volume hit in a single session, the heaviest single-day turnover on this contract.",
    "Fresh attention on a deep-red state race suggests a candidate development or polling surprise is in circulation.",
    "Resolves on 2026 Kansas Senate general election outcome."
  ],
  "atomic_claims": [
    {
      "type": "volume_anomaly",
      "provenance": "24h + cumulative volume direct from polymarket API; intensity = 24h/cumulative (derived)",
      "field_provenance": {
        "volume_24h_usd": {
          "tier": "direct",
          "method": "polymarket_api"
        },
        "intensity": {
          "tier": "derived",
          "method": "arithmetic",
          "inputs": [
            "volume_24h_usd",
            "volume_cumulative_usd"
          ]
        }
      },
      "liquidity_context": {
        "poly_vol_24h_usd": 42346.147715
      }
    }
  ],
  "evaluation": {
    "judge_engine": "llm_judge_cm_signal_v1",
    "judge_verdict": "wire_eligible",
    "judge_confidence": 0.81,
    "prompt_template": "volume_spike_v1"
  },
  "citations": {
    "internal": {
      "cm_event": "/events/kansas-senate-election-winner/",
      "related": []
    },
    "external": {
      "venue_a": null,
      "venue_b": null,
      "benchmark": null
    }
  },
  "sources": [
    {
      "label": "ClearMarket market record: Kansas Senate Election Winner",
      "url": "https://clearmarket.fyi/events/kansas-senate-election-winner",
      "retrieved_at": "2026-09-21T07:48:00+00:00"
    }
  ],
  "field_provenance": {
    "pm_data": "polymarket_api",
    "news_context": "retrieval_grounded",
    "editorial_judgment": "cm_signal_llm_judge"
  }
}
PROVENANCE PROTOCOL v0.2 · [direct] venue api · [mediated] grounded web fetch + source url · [derived] computed from listed inputs · [editorial] versioned llm judgment · full spec /schema/provenance/v1
record CMSIG20260921VS02 published 2026-09-21T07:48:00+00:00 signature sha256-43824517cba… ← underlying event all signals →