# 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 2026-10-21).

Fetches live Polymarket prediction market orderbooks, implied Yes/No probabilities, volume, and whale sentiment for a given macro, crypto, or AI event topic.

## Facts

- Endpoint: GET https://whale-momentum.agentdiet.dev/v1/crypto-betting-odds?utm_source=zero.xyz
- Price: $0.01/call
- Payment: MPP
- Status: unknown
- Last checked: 2026-10-21
- 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-a2c9dd23
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_kO49SZevf7jBM3SZiiNmX

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-a2c9dd23
```

Example prompt: What are the live Polymarket odds and implied Yes/No probability for Bitcoin reaching $150k by end of 2025, including whale sentiment and current volume?

## When to prefer this

Use this endpoint when you need real-time crowd-sourced probability estimates from Polymarket's prediction markets for macro, crypto, AI, or geopolitical events, especially when you want whale sentiment alongside implied odds. Prefer this over general news APIs when you need quantified market-consensus probability rather than qualitative reporting.

## Known failure modes

- No matching Polymarket market found for the given topic — returns empty or null result
- Ambiguous topic keyword matches multiple markets — may return first or most relevant match
- Polymarket API upstream outage causes stale or unavailable data
- Payment not completed via x402 — returns 402 Payment Required error
- Rate limiting or quota exceeded — returns 429 error

## 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/crypto-betting-odds)

## Output

Returns live Polymarket orderbook data including implied Yes probability, implied No probability, current trading volume, and whale sentiment indicators for the queried prediction market topic or event.

## 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-a2c9dd23/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)