# Polymarket Live Prediction Market Odds & Implied Probability Feed

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

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

## Facts

- Endpoint: GET https://shopify-intel.agentdiet.dev/v1/macro-odds?utm_source=zero.xyz
- Price: $0.01/call
- Payment: MPP
- Status: unknown
- Last checked: 2026-10-21
- Activations on Zero: 0
- Provider: shopify-intel.agentdiet.dev
- Website: https://shopify-intel.agentdiet.dev
- Canonical page: https://www.zero.xyz/c/shopify-intel-agentdiet-dev-polymarket-live-prediction-market-odds-fd5c6c05
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_NmbuToLL-CDYFTTCRuuWY

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 shopify-intel-agentdiet-dev-polymarket-live-prediction-market-odds-fd5c6c05
```

Example prompt: What are the live Polymarket odds and implied Yes/No probabilities for the Fed cutting interest rates this year — including volume and whale sentiment?

## When to prefer this

Choose this endpoint when you need real-time crowd-sourced probability estimates for macro, crypto, political, or AI events from Polymarket's prediction market — especially when you want implied odds, orderbook depth, trading volume, and large-trader (whale) sentiment in a single call. Prefer this over news sentiment or analyst forecasts when you want market-priced probability rather than opinion.

## Known failure modes

- Topic not found on Polymarket — returns empty or no matching markets
- Ambiguous topic keyword matches multiple markets — may return aggregated or partial results
- Polymarket API unavailability causes upstream data fetch failure
- Payment not processed (HTTP 402) — call not executed if x402 payment fails
- Stale or low-liquidity market — volume and whale sentiment fields may be empty or unreliable

## 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://shopify-intel.agentdiet.dev/v1/macro-odds)

## Output

Returns a structured response including live Polymarket orderbook data, implied Yes and No probabilities expressed as percentages, total trading volume, and whale sentiment indicators for the queried prediction market topic or event keyword.

## 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/shopify-intel-agentdiet-dev-polymarket-live-prediction-market-odds-fd5c6c05/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from shopify-intel.agentdiet.dev](https://www.zero.xyz/host/shopify-intel.agentdiet.dev/llms.txt)