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Polymarket Live Prediction Market Odds & Implied Probability Feed
Polymarket Live Prediction Market Odds & Implied Probability Feed is a paid API for AI agents from prompt-guard.agentdiet.dev, paid per call via MPP, $0.015/call, status unknown (last checked 2026-10-21).
Fetches live Polymarket orderbook data including implied Yes/No probabilities, volume, and whale sentiment for a given prediction market topic or event keyword.
Price / call$0.015
Success—
StatusUnknown
How this service works
Fetches live Polymarket prediction market orderbooks, implied Yes/No probabilities, volume, and whale sentiment for macro/crypto/AI events. (Live x402 v2, IETF MPP & MCP endpoint at https://prompt-guard.agentdiet.dev/v1/polymarket-feed)
Output
Returns live Polymarket orderbook data for the queried topic, including implied Yes and No probabilities (as percentages or decimals), trading volume, and whale sentiment signals for the matched prediction market event.
Example use cases
Crypto event probability check
“What does Polymarket currently show as the implied probability of Ethereum ETF approval this quarter? Include the orderbook volume and any whale sentiment signal.”
Macro recession odds monitoring
“Pull the live Polymarket odds on a US recession happening in 2025 — I want to see the Yes/No implied probabilities and how much volume is behind it.”
AI policy prediction market lookup
“What are the current prediction market odds on Polymarket for a major US AI regulation bill passing this year? Give me the implied probabilities and sentiment.”
Technical details
Endpoint
GEThttps://prompt-guard.agentdiet.dev/v1/polymarket-feed?utm_source=zero.xyzWhen to prefer
Use this endpoint when you need real-time crowd-sourced probability estimates for macro, crypto, or AI events from Polymarket's liquid prediction markets, especially when you want implied probabilities, volume, and large-trader sentiment in a single call rather than scraping Polymarket directly.
Side effects
- No matching Polymarket market found for the given topic — returns empty or null result
- Stale or delayed data if Polymarket API is experiencing latency
- Ambiguous topic keyword matching multiple markets — may return the most liquid or first match
- HTTP 402 payment required if x402 micropayment is not fulfilled
- Rate limiting or upstream Polymarket API errors returning 5xx responses
Input
Schema · Request body
| Field | Type | Description |
|---|---|---|
| topicrequired | string | Prediction market topic, event keyword, or question to query live Polymarket odds |
Output
Schema · Response
{
"type": "object"
}Reviews
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