# Polymarket Live Prediction Market Odds & Implied Probability Feed

> Polymarket Live Prediction Market Odds & Implied Probability Feed is a paid API for AI agents from cve-intel.agentdiet.dev, paid per call via MPP, $0.01/call, status unknown (last checked 2026-10-22).

Fetches live Polymarket prediction market orderbook data, implied Yes/No probabilities, volume, and whale sentiment for a given topic keyword or event question

## Facts

- Endpoint: GET https://cve-intel.agentdiet.dev/v1/polymarket-prediction-stream?utm_source=zero.xyz
- Price: $0.01/call
- Payment: MPP
- Status: unknown
- Last checked: 2026-10-22
- Activations on Zero: 0
- Provider: cve-intel.agentdiet.dev
- Website: https://cve-intel.agentdiet.dev
- Canonical page: https://www.zero.xyz/c/cve-intel-agentdiet-dev-polymarket-live-prediction-market-odds-c65d18a6
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_awVnv0cKj3eczk-FiAXB6

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 cve-intel-agentdiet-dev-polymarket-live-prediction-market-odds-c65d18a6
```

Example prompt: What are the live Polymarket odds and implied Yes/No probabilities for 'Bitcoin ETF approval' right now, including trading volume and whale sentiment?

## When to prefer this

Use this endpoint when you need real-time crowd-sourced probability estimates from Polymarket's prediction markets for macro, crypto, or AI events. Prefer it over news sentiment or analyst forecasts when you want market-implied probabilities backed by actual money. Best suited for agents that need quantitative Yes/No probability signals and volume/whale sentiment for event-driven decision making.

## Known failure modes

- No matching market found for the given topic keyword — returns empty or null market data
- Ambiguous topic query matching multiple markets — may return unexpected or mixed results
- Polymarket data feed temporarily unavailable — may return stale or error response
- Payment not processed (HTTP 402) — endpoint requires $0.01 USDC per call via x402
- Rate limiting or timeout on live orderbook fetch — may return incomplete data

## 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://cve-intel.agentdiet.dev/v1/polymarket-prediction-stream)

## Output

Returns a structured object containing live Polymarket orderbook data for the queried topic, including implied Yes and No probabilities as percentages, current trading volume, and whale sentiment indicators for macro, crypto, and 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/cve-intel-agentdiet-dev-polymarket-live-prediction-market-odds-c65d18a6/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from cve-intel.agentdiet.dev](https://www.zero.xyz/host/cve-intel.agentdiet.dev/llms.txt)