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Polymarket Sentiment Shift
x402
Polymarket Sentiment Shift is a paid API for AI agents from the-stall.intuitek.ai, paid per call via x402, $0.034/call, status unknown (last checked 2026-09-13).
Detects and quantifies recent shifts in crowd sentiment on Polymarket prediction markets for a given topic or market.
Price / call$0.034
Success—
StatusUnknown
How this service works
Returns Polymarket prediction markets with the biggest recent probability shifts — useful for detecting sudden consensus changes on elections, crypto prices, and macro outcomes. Sorted by absolute 1-week change by default. Each result includes current probability, price change, volume, and resolution date. $0.008/call — free upstream.
Output
Returns sentiment shift data for a specified Polymarket market or topic, including direction (bullish/bearish or yes/no confidence), magnitude of recent change, and contextual information about the crowd sentiment trend.
Example use cases
Example prompt
“Has there been a notable sentiment shift on Polymarket recently for the 2024 US presidential election market? Show me the direction and magnitude of any crowd opinion changes.”
Technical details
Endpoint
GEThttps://the-stall.intuitek.ai/cap/polymarket-sentiment-shiftWhen to prefer
Use this endpoint when you need real-time crowd sentiment momentum data from Polymarket prediction markets, particularly for detecting sudden opinion swings, tracking conviction shifts before events, or monitoring whether market participants are gaining or losing confidence on a specific outcome. Prefer this over general news sentiment tools when you specifically want the wisdom-of-crowds signal from active prediction market traders.
Side effects
- Market identifier not found — returns empty or error response
- No recent sentiment data available for the requested topic
- Malformed properties input causes schema validation failure
- Payment not processed correctly via x402 — 402 response returned
- Rate limiting or upstream Polymarket data unavailability
Input
{
"properties": "market_sentiment"
}Schema · Request body
| Field | Type | Description |
|---|---|---|
| properties | string |
Output
{
"markets": [
{
"end_date": "2026-06-07",
"question": "Will Roberto Sánchez Palomino win the 2026 Peruvian presidential election?",
"direction": "down",
"market_url": "https://polymarket.com/event/will-roberto-snchez-palomino-win-the-2026-peruvian-presidential-election",
"volume_24hr": 1239342.4964620003,
"volume_usdc": 31876207.61991598,
"price_change": -0.345,
"price_change_1m": -0.322,
"price_change_1w": -0.345,
"current_probability": 0.029
},
{
"end_date": "2026-07-01",
"question": "Will the New York Knicks win the 2026 NBA Finals?",
"direction": "up",
"market_url": "https://polymarket.com/event/will-the-new-york-knicks-win-the-2026-nba-finals",
"volume_24hr": 1086751.722461999,
"volume_usdc": 27662781.858668078,
"price_change": 0.267,
"price_change_1m": 0.663,
"price_change_1w": 0.267,
"current_probability": 0.801
},
{
"end_date": "2026-07-01",
"question": "Will the San Antonio Spurs win the 2026 NBA Finals?",
"direction": "down",
"market_url": "https://polymarket.com/event/will-the-san-antonio-spurs-win-the-2026-nba-finals",
"volume_24hr": 601280.2005649997,
"volume_usdc": 40573657.92489074,
"price_change": -0.263,
"price_change_1m": -0.006,
"price_change_1w": -0.263,
"current_probability": 0.201
},
{
"end_date": "2026-12-31",
"question": "Will the US confirm that aliens exist before 2027?",
"direction": "down",
"market_url": "https://polymarket.com/event/will-the-us-confirm-that-aliens-exist-before-2027-789-924-249",
"volume_24hr": 254789.84256799996,
"volume_usdc": 33402884.78419152,
"price_change": -0.05,
"price_change_1m": -0.05,
"price_change_1w": -0.05,
"current_probability": 0.09
},
{
"end_date": "2026-12-31",
"question": "Will the U.S. invade Iran before 2027?",
"direction": "up",
"market_url": "https://polymarket.com/event/will-the-us-invade-iran-before-2027",
"volume_24hr": 1108011.2536550008,
"volume_usdc": 36445810.14089925,
"price_change": 0.03,
"price_change_1m": -0.1,
"price_change_1w": 0.03,
"current_probability": 0.18
},
{
"end_date": "2028-11-07",
"question": "Will Gavin Newsom win the 2028 Democratic presidential nomination?",
"direction": "down",
"market_url": "https://polymarket.com/event/will-gavin-newsom-win-the-2028-democratic-presidential-nomination-568",
"volume_24hr": 10800.83167,
"volume_usdc": 25789272.526078448,
"price_change": -0.0195,
"price_change_1m": -0.0085,
"price_change_1w": -0.0195,
"current_probability": 0.232
},
{
"end_date": "2026-07-20",
"question": "Will Portugal win the 2026 FIFA World Cup?",
"direction": "up",
"market_url": "https://polymarket.com/event/will-portugal-win-the-2026-fifa-world-cup-912",
"volume_24hr": 3070710.7339880127,
"volume_usdc": 41990796.08100079,
"price_change": 0.0185,
"price_change_1m": 0.0345,
"price_change_1w": 0.0185,
"current_probability": 0.111
},
{
"end_date": "2026-06-15",
"question": "US x Iran permanent peace deal by June 15, 2026?",
"direction": "down",
"market_url": "https://polymarket.com/event/us-x-iran-permanent-peace-deal-by-june-15-2026-734-856-129",
"volume_24hr": 6202243.802271005,
"volume_usdc": 30693789.63317971,
"price_change": -0.0105,
"price_change_1m": 0,
"price_change_1w": -0.0105,
"current_probability": 0.117
},
{
"end_date": "2026-07-20",
"question": "Will Spain win the 2026 FIFA World Cup?",
"direction": "up",
"market_url": "https://polymarket.com/event/will-spain-win-the-2026-fifa-world-cup-963",
"volume_24hr": 2562639.3837689906,
"volume_usdc": 39690101.68067271,
"price_change": 0.01,
"price_change_1m": 0.006,
"price_change_1w": 0.01,
"current_probability": 0.169
},
{
"end_date": "2026-06-30",
"question": "Will the Iranian regime fall by June 30?",
"direction": "down",
"market_url": "https://polymarket.com/event/will-the-iranian-regime-fall-by-june-30",
"volume_24hr": 1000418.5352900001,
"volume_usdc": 52855884.496147595,
"price_change": -0.009,
"price_change_1m": -0.0315,
"price_change_1w": -0.009,
"current_probability": 0.013
}
],
"window_used": "1w",
"generated_at": "2026-06-12T05:11:58.265Z",
"total_returned": 10
}Tags
x402
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