# Polymarket Live Prediction Market Odds & Implied Probability Feed

> Polymarket Live Prediction Market Odds & Implied Probability Feed is a paid API for AI agents from json-repair.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, volume, and whale sentiment for a given macro, crypto, or AI event topic.

## Facts

- Endpoint: GET https://json-repair.agentdiet.dev/v1/election-odds?utm_source=zero.xyz
- Price: $0.015/call
- Payment: MPP
- Status: unknown
- Last checked: 2026-10-21
- Activations on Zero: 0
- Provider: json-repair.agentdiet.dev
- Website: https://json-repair.agentdiet.dev
- Canonical page: https://www.zero.xyz/c/json-repair-agentdiet-dev-polymarket-live-prediction-market-odds-022eca44
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_o-gizAPgXRJ00vRdCG2OE

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 json-repair-agentdiet-dev-polymarket-live-prediction-market-odds-022eca44
```

Example prompt: What are the live Polymarket odds and implied Yes/No probabilities for Trump winning the 2024 US presidential election, including current volume and whale sentiment?

## When to prefer this

Choose this endpoint when you need real-time crowd-sourced probability estimates from Polymarket's decentralized prediction market, especially for macro events, elections, crypto, and AI policy questions. Prefer this over static news sentiment or analyst forecasts when you want market-implied, monetarily-weighted probabilities and whale positioning data.

## Known failure modes

- Topic keyword does not match any active Polymarket market — returns empty or null results
- Polymarket API or data feed is temporarily unavailable — may return stale or error response
- Overly broad topic keyword returns ambiguous or multiple conflicting markets
- Payment not completed via x402 — request is rejected with HTTP 402
- Rate limiting or quota exhaustion returns an 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://json-repair.agentdiet.dev/v1/election-odds)

## Output

Returns live Polymarket orderbook data for the queried topic, including implied Yes and No probabilities, current trading volume, and whale sentiment indicators for macro, crypto, or AI 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/json-repair-agentdiet-dev-polymarket-live-prediction-market-odds-022eca44/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from json-repair.agentdiet.dev](https://www.zero.xyz/host/json-repair.agentdiet.dev/llms.txt)