# Polymarket Live Prediction Market Odds & Implied Probability Feed

> Polymarket Live Prediction Market Odds & Implied Probability Feed is a paid API for AI agents from mcp-compiler.agentdiet.dev, paid per call via MPP, $0.01/call, status unknown (last checked 2026-10-28).

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

## Facts

- Endpoint: POST https://mcp-compiler.agentdiet.dev/v1/polymarket-live-odds-feed?utm_source=zero.xyz
- Price: $0.01/call
- Payment: MPP
- Status: unknown
- Last checked: 2026-10-28
- Activations on Zero: 0
- Provider: mcp-compiler.agentdiet.dev
- Website: https://mcp-compiler.agentdiet.dev
- Canonical page: https://www.zero.xyz/c/mcp-compiler-agentdiet-dev-polymarket-live-prediction-market-odds-267bd2d5
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_tQjbQlEAUy7-DWREyumA0

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 mcp-compiler-agentdiet-dev-polymarket-live-prediction-market-odds-267bd2d5 -d '<json body>'
```

Example prompt: What are the current Polymarket odds and implied probabilities for Bitcoin reaching $150k this year — including volume and whether whales are leaning Yes or No?

## When to prefer this

Use this endpoint when you need real-time crowd-sourced probability estimates from Polymarket's prediction market for macro events, crypto milestones, AI developments, or geopolitical outcomes — especially when you want implied probability, volume, and whale positioning rather than just news or analyst opinion.

## Known failure modes

- No matching Polymarket market found for the given topic keyword — returns empty or null results
- Stale data if Polymarket API is temporarily delayed or rate-limited
- Ambiguous topic resolves to multiple markets — may return the highest-volume match or a list
- Payment failure (HTTP 402) if x402 USDC balance is insufficient
- Malformed or empty topic string returns a validation 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://mcp-compiler.agentdiet.dev/v1/polymarket-live-odds-feed)

## Output

Returns live Polymarket orderbook data including implied Yes and No probabilities, current trading volume, and whale sentiment signals for matching prediction market events or questions related to the queried 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/mcp-compiler-agentdiet-dev-polymarket-live-prediction-market-odds-267bd2d5/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from mcp-compiler.agentdiet.dev](https://www.zero.xyz/host/mcp-compiler.agentdiet.dev/llms.txt)