# Polymarket Live Prediction Market Odds & Implied Probability Feed

> Polymarket Live Prediction Market Odds & Implied Probability Feed is a paid API for AI agents from whale-momentum.agentdiet.dev, paid per call via MPP, $0.01/call, status unknown (last checked 2026-10-28).

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

## Facts

- Endpoint: POST https://whale-momentum.agentdiet.dev/v1/polymarket-live-odds-feed?utm_source=zero.xyz
- Price: $0.01/call
- Payment: MPP
- Status: unknown
- Last checked: 2026-10-28
- Activations on Zero: 0
- Provider: whale-momentum.agentdiet.dev
- Website: https://whale-momentum.agentdiet.dev
- Canonical page: https://www.zero.xyz/c/whale-momentum-agentdiet-dev-polymarket-live-prediction-market-odds-d39e1ada
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_nwYxBZd1OUTdJW6w5AHtO

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 whale-momentum-agentdiet-dev-polymarket-live-prediction-market-odds-d39e1ada -d '<json body>'
```

Example prompt: What are the live Polymarket odds and implied Yes/No probabilities for 'US entering a recession in 2025' — include trading volume and whale sentiment if available?

## When to prefer this

Use this endpoint when you need real-time crowd-sourced probability estimates and whale-level sentiment for macro, crypto, or AI events from Polymarket specifically. Prefer this over generic news sentiment when you want market-implied probabilities backed by real financial stakes and orderbook depth rather than opinion polls or news aggregation.

## Known failure modes

- No matching Polymarket market found for the queried topic — returns empty or low-confidence result
- Topic keyword too vague, causing ambiguous or mismatched market selection
- Polymarket API or orderbook data temporarily unavailable, resulting in stale or missing data
- Payment failure via x402 protocol preventing request execution
- Rate limiting or quota exceeded for high-frequency polling

## 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://whale-momentum.agentdiet.dev/v1/polymarket-live-odds-feed)

## Output

Returns a structured response with live Polymarket orderbook data for the queried topic, including implied Yes and No probabilities expressed as percentages, current trading volume, and whale sentiment signals indicating large-participant positioning for macro, crypto, or AI-related prediction market 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/whale-momentum-agentdiet-dev-polymarket-live-prediction-market-odds-d39e1ada/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from whale-momentum.agentdiet.dev](https://www.zero.xyz/host/whale-momentum.agentdiet.dev/llms.txt)