# Polymarket Live Prediction Market Odds & Implied Probability Feed

> Polymarket Live Prediction Market Odds & Implied Probability Feed is a paid API for AI agents from email-verify.agentdiet.dev, paid per call via MPP, $0.015/call, status unknown (last checked 2026-10-21).

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

## Facts

- Endpoint: GET https://email-verify.agentdiet.dev/v1/prediction-markets?utm_source=zero.xyz
- Price: $0.015/call
- Payment: MPP
- Status: unknown
- Last checked: 2026-10-21
- Activations on Zero: 0
- Provider: email-verify.agentdiet.dev
- Website: https://email-verify.agentdiet.dev
- Canonical page: https://www.zero.xyz/c/email-verify-agentdiet-dev-polymarket-live-prediction-market-odds-d2722219
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_KiNMmUMa2SI8n9_fwbLPL

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 email-verify-agentdiet-dev-polymarket-live-prediction-market-odds-d2722219
```

Example prompt: What are the live Polymarket odds and implied Yes/No probabilities for a US recession 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, or AI events as reflected by actual money on the line in Polymarket prediction markets. It is ideal for agents that need to surface market-implied odds rather than model-based forecasts, and for monitoring whale/volume signals alongside probability.

## Known failure modes

- No matching Polymarket market found for the given topic keyword — returns empty or low-confidence result
- Stale or delayed orderbook data if Polymarket API is experiencing latency
- Ambiguous topic keyword matching multiple markets — may return the wrong or a blended result
- Payment failure via x402/USDC if wallet balance is insufficient
- Rate limiting or upstream Polymarket API downtime causing service unavailability

## 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://email-verify.agentdiet.dev/v1/prediction-markets)

## Output

Returns live Polymarket prediction market data for the queried topic, including implied Yes and No probabilities derived from the orderbook, 24h trading volume, whale sentiment indicators, and relevant market metadata for macro, crypto, or AI 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/email-verify-agentdiet-dev-polymarket-live-prediction-market-odds-d2722219/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from email-verify.agentdiet.dev](https://www.zero.xyz/host/email-verify.agentdiet.dev/llms.txt)