# Polymarket Prediction Market Search

> Polymarket Prediction Market Search is a paid API for AI agents from api.mekongtradeintel.com, paid per call via x402, $0.006/call, status unknown (last checked 2026-10-25).

Search Polymarket prediction markets by keyword to retrieve current prices, trading volume, and outcome data

## Facts

- Endpoint: GET https://api.mekongtradeintel.com/polymarket?utm_source=zero.xyz
- Price: $0.006/call
- Payment: x402
- Status: unknown
- Last checked: 2026-10-25
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/polymarket-prediction-market-search-6b23437e
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_aXGg5xKZ8rmTsAI6SDb6C

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 polymarket-prediction-market-search-6b23437e
```

Example prompt: Search Polymarket for prediction markets about the Bitcoin ETF and tell me the current odds and trading volume for each one.

## When to prefer this

Use this endpoint when you need real-time crowd-sourced probability estimates for future events, want to check what prediction market traders think will happen, or need to surface active Polymarket markets by topic. Prefer this over general news or financial APIs when the user wants probabilistic forecasts backed by real money rather than opinions or historical data.

## Known failure modes

- Empty query string returns no results or error
- Overly broad query may return many unrelated markets
- No markets found for niche or obscure topics
- Rate limit or payment failure if USDC balance is insufficient
- Network timeout if Polymarket data source is temporarily unavailable

## How this service works

Search Polymarket prediction markets: prices, volume, outcomes. $0.006 per call. Send {"query"}.

## Output

Returns a list of matching Polymarket prediction markets including market titles, current outcome prices (probabilities), trading volume, and available outcomes for each market matching the search query.

## Request schema (JSON Schema)

```json
{
 "type": "object",
 "properties": {
  "query": {
   "type": "string",
   "description": "Search text, e.g. bitcoin, election"
  }
 }
}
```

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/polymarket-prediction-market-search-6b23437e/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.mekongtradeintel.com](https://www.zero.xyz/host/api.mekongtradeintel.com/llms.txt)