# Polymarket Live Prediction Market Odds & Implied Probability Feed

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

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

## Facts

- Endpoint: GET https://token-intel.agentdiet.dev/v1/macro-odds?utm_source=zero.xyz
- Price: $0.01/call
- Payment: MPP
- Status: unknown
- Last checked: 2026-10-22
- Activations on Zero: 0
- Provider: token-intel.agentdiet.dev
- Website: https://token-intel.agentdiet.dev
- Canonical page: https://www.zero.xyz/c/token-intel-agentdiet-dev-polymarket-live-prediction-market-odds-1aecd13a
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_C3KF28UDQA84VAJ48zZf5

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 token-intel-agentdiet-dev-polymarket-live-prediction-market-odds-1aecd13a
```

Example prompt: What are the live Polymarket odds and implied Yes probability right now for a Fed rate cut happening before the end of 2025?

## When to prefer this

Choose this endpoint when you need real-time crowd-sourced probability estimates for macro, crypto, or AI events from Polymarket's prediction market, especially when you want implied probabilities derived from actual money-at-risk orderbooks rather than sentiment polls or news-based estimates. Ideal for agents that need live market-consensus odds to inform trading, research, or briefing tasks.

## Known failure modes

- No matching Polymarket market found for the given topic keyword — returns empty or null results
- Stale or delayed data if Polymarket orderbook feed is temporarily unavailable
- Ambiguous topic keyword matching multiple markets — may return the wrong market or a list of candidates
- Payment failure via x402 if USDC balance is insufficient — returns HTTP 402
- Rate limiting or service downtime at the agentdiet.dev hub — returns 5xx 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://token-intel.agentdiet.dev/v1/macro-odds)

## Output

Returns a JSON object containing live Polymarket orderbook data for the queried topic, including implied Yes and No probabilities, total trading volume, and whale/large-trader sentiment signals for the matched prediction market event.

## 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/token-intel-agentdiet-dev-polymarket-live-prediction-market-odds-1aecd13a/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from token-intel.agentdiet.dev](https://www.zero.xyz/host/token-intel.agentdiet.dev/llms.txt)