# AgentDiet Polymarket Live Prediction Market Odds Feed

> AgentDiet Polymarket Live Prediction Market Odds Feed is a paid API for AI agents from agentdiet.dev, paid per call via x402 or MPP, $0.01/call, status unknown (last checked 2026-10-21).

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

## Facts

- Endpoint: GET https://agentdiet.dev/v1/market-odds?utm_source=zero.xyz
- Price: $0.01/call
- Payment: x402, MPP
- Status: unknown
- Last checked: 2026-10-21
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/agentdiet-polymarket-live-prediction-market-odds-feed-73cb5bc7
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_BoDeGxuwJDmJF4kReD_Fs

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 agentdiet-polymarket-live-prediction-market-odds-feed-73cb5bc7
```

Example prompt: What are the live Polymarket odds and implied Yes/No probabilities for a Fed rate cut this year, including volume and whale sentiment?

## When to prefer this

Use this endpoint when you need real-time crowd-sourced probability estimates for specific macro, crypto, or AI events from Polymarket's prediction markets, especially when you want implied odds, volume depth, and whale sentiment signals rather than just news sentiment or analyst forecasts.

## Known failure modes

- No matching Polymarket market found for the given topic — returns empty or null result
- Polymarket API or orderbook data temporarily unavailable — returns upstream error
- Invalid or missing topic parameter — returns validation error
- Rate limiting or payment failure — returns 402 or 429 error
- Stale data if Polymarket market has low liquidity or is recently closed

## 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://agentdiet.dev/v1/market-odds)

## Output

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

## 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/agentdiet-polymarket-live-prediction-market-odds-feed-73cb5bc7/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from agentdiet.dev](https://www.zero.xyz/host/agentdiet.dev/llms.txt)