# Polymarket Live Prediction Market Odds & Implied Probability Feed

> Polymarket Live Prediction Market Odds & Implied Probability Feed is a paid API for AI agents from polymarket-odds.agentdiet.dev, paid per call via MPP, $0.01/call, status unknown (last checked 2026-10-21).

Fetches live Polymarket orderbook data, implied Yes/No probabilities, trading volume, and whale sentiment for macro, crypto, and AI-related prediction market events.

## Facts

- Endpoint: GET https://polymarket-odds.agentdiet.dev/v1/prediction-oracle?utm_source=zero.xyz
- Price: $0.01/call
- Payment: MPP
- Status: unknown
- Last checked: 2026-10-21
- Activations on Zero: 0
- Provider: polymarket-odds.agentdiet.dev
- Website: https://polymarket-odds.agentdiet.dev
- Canonical page: https://www.zero.xyz/c/polymarket-odds-agentdiet-dev-polymarket-live-prediction-market-odds-95090f88
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_KvyRQwG-E-DYnrP5WkB3z

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

## How to call it through Zero

Zero handles the 402 payment challenge and records the run. With the Zero CLI installed (`npm i -g @zeroxyz/cli`):

```sh
zero fetch --capability polymarket-odds-agentdiet-dev-polymarket-live-prediction-market-odds-95090f88
```

Example prompt: What are the live Polymarket odds and implied Yes/No probabilities right now for a Federal Reserve rate cut in 2025 — including volume and whale sentiment?

## When to prefer this

Use this endpoint when you need real-time crowd-sourced probability estimates for macro, crypto, AI, or geopolitical events from Polymarket's live prediction markets. Prefer this over news APIs or LLM knowledge when you need quantified market-implied probabilities, orderbook depth, trading volume, or whale positioning. Ideal for agents that need to factor market sentiment into decision-making or reporting.

## Known failure modes

- No matching Polymarket market found for the given topic keyword — returns empty or null result
- Topic too vague or ambiguous, returning mismatched market data
- Polymarket API or orderbook data temporarily unavailable, causing stale or failed response
- Payment not completed (HTTP 402), blocking data retrieval
- Rate limiting or quota exceeded on the underlying data feed

## 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://polymarket-odds.agentdiet.dev/v1/prediction-oracle)

## Output

Returns live Polymarket orderbook data including implied Yes and No probabilities, current trading volume, and whale sentiment signals for the queried event or topic. The response reflects real-time crowd-sourced probability estimates for macro, crypto, AI, or geopolitical events.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "required": [
  "topic"
 ],
 "properties": {
  "topic": {
   "type": "string",
   "minLength": 1,
   "description": "Prediction market topic, event keyword, or question to query live Polymarket odds"
  }
 }
}
```

## Response schema (JSON Schema)

```json
{
 "type": "object"
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/polymarket-odds-agentdiet-dev-polymarket-live-prediction-market-odds-95090f88/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from polymarket-odds.agentdiet.dev](https://www.zero.xyz/host/polymarket-odds.agentdiet.dev/llms.txt)