# Services from polynews.news on Zero

> polynews.news serves 13 paid API services for AI agents, indexed by Zero. Each is callable per call with payment handled by Zero.

Canonical page: https://www.zero.xyz/host/polynews.news
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/polynews.news/health.json

## Services

- [polynews.news Polymarket-Kalshi Arbitrage Detection](https://www.zero.xyz/c/polynews-news-ce99ce41/llms.txt): $0.01/call via x402. Detects cross-platform arbitrage opportunities between Polymarket and Kalshi by matching markets, computing price spreads, and calculating fee-adjusted expected value
- [polynews.news Price Movement Catalyst Analyzer](https://www.zero.xyz/c/polynews-news-390f1d7a/llms.txt): $0.05/call via x402. Uses Grok AI to analyze the root cause of a specific price movement on a prediction market, returning catalyst identification with confidence scoring
- [polynews.news Election Forecast](https://www.zero.xyz/c/polynews-news-8adcef16/llms.txt): $0.06/call via x402. Returns a blended election forecast combining prediction market prices and poll averages for a specified race, with per-candidate probabilities and cited sources.
- [Polymarket Real-Time Trade Stream with Market Summaries](https://www.zero.xyz/c/polynews-news-3751e518/llms.txt): $0.001/call via x402. Returns a rolling 2-hour real-time stream of Polymarket trades ($500+ in value) with market-level summaries and price/volume data
- [PolyNews Market Context](https://www.zero.xyz/c/polynews-news-4729053c/llms.txt): $0.05/call via x402. Delivers Grok-powered market analysis for a prediction market slug: breaking news, background context, forward-looking signals, and source citations from news and X (Twitter).
- [polynews.news Move Context — Price Movement News & X Post Search](https://www.zero.xyz/c/polynews-news-b0e9fb35/llms.txt): $0.05/call via x402. Searches for relevant news articles and X posts surrounding a specific price movement timestamp on a prediction market
- [polynews.news Morning Briefing](https://www.zero.xyz/c/polynews-news-8373164f/llms.txt): $0.08/call via x402. Delivers a Grok-powered daily market briefing with headlines, key developments, and sentiment analysis across a user-defined watchlist of prediction markets
- [polynews.news Market Deep Analysis](https://www.zero.xyz/c/polynews-news-1611e853/llms.txt): $0.09/call via x402. Runs Grok-powered news/X context analysis and smart money wallet detection in a single parallel call for a prediction market, at a 10% discount versus calling each endpoint separately.
- [polynews.news Wallet Performance Scorer](https://www.zero.xyz/c/polynews-news-e29ea4f6/llms.txt): $0.02/call via x402. Scores a prediction market wallet with a sharp score, badges, top trades, and P&L metrics
- [polynews.news Smart Money Detection](https://www.zero.xyz/c/polynews-news-86ce59d2/llms.txt): $0.05/call via x402. Analyzes Polymarket wallets for suspicious activity, holder positions, sentiment signals, and insider trading patterns to generate trade recommendations
- [polynews.news Market Info](https://www.zero.xyz/c/polynews-news-fef214b0/llms.txt): $0.005/call via x402. Returns market structure metadata for a prediction market, including market type detection and available outcomes with their current probabilities
- [polynews.news Price History](https://www.zero.xyz/c/polynews-news-e9942680/llms.txt): $0.005/call via x402. Returns historical price data for a Polymarket prediction market with configurable timeframes (1H, 6H, 1D, 1W, 1M, ALL)
- [polynews.news Smart Money Deep Analysis](https://www.zero.xyz/c/polynews-news-4f6d1cdb/llms.txt): $0.1/call via x402. Combines smart money wallet analysis with automatic profiling of the top N suspicious or notable wallets in a single API call, at 9% lower cost than calling the endpoints separately.

Status and success rate cover calls made through Zero and Zero's own probes. Third-party monitors may report differently.

- [Zero catalog index](https://www.zero.xyz/llms.txt)