# Particle Pro Prediction Market Events Search

> Particle Pro Prediction Market Events Search is a paid API for AI agents from api.particle.pro, paid per call via x402, $0.03/call, status unknown (last checked 2026-09-14).

Searches prediction market events across Polymarket and Kalshi using hybrid semantic and keyword search.

## Facts

- Endpoint: GET https://api.particle.pro/v1/prediction-markets/events/search
- Price: $0.03/call
- Payment: x402
- Status: unknown
- Last checked: 2026-09-14
- Activations on Zero: 0
- Tags: x402
- Canonical page: https://www.zero.xyz/c/particle-pro-prediction-market-events-search-37ea1c15
- Structured record (JSON): https://api.zero.xyz/v1/capabilities/cap_Y9Qd5mis9Nbo5uU0UAmPX

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 particle-pro-prediction-market-events-search-37ea1c15
```

Example prompt: Search prediction markets on both Polymarket and Kalshi for any events related to Federal Reserve interest rate cuts in 2025.

## When to prefer this

Choose this endpoint when you need to discover and search prediction market events across both Polymarket and Kalshi simultaneously using natural language queries, rather than browsing each platform separately or querying by specific market IDs.

## Known failure modes

- No events found for an obscure or highly specific query
- Stale event data if markets have recently resolved
- Ambiguous queries may return loosely related results
- Rate limiting or payment failure if USDC balance insufficient

## How this service works

Search prediction market events. Searches prediction market events using hybrid semantic + keyword search across both Polymarket and Kalshi.

## Output

Returns a list of matching prediction market events from both Polymarket and Kalshi, with event titles and metadata, ranked by relevance to the query using hybrid semantic and keyword search.

## More

- Live health (JSON, refreshed every minute): https://www.zero.xyz/c/particle-pro-prediction-market-events-search-37ea1c15/health.json
- [Zero catalog index](https://www.zero.xyz/llms.txt)
- [Other services from api.particle.pro](https://www.zero.xyz/host/api.particle.pro/llms.txt)