# Services from tollbooth.memerhuwhite.workers.dev on Zero

> tollbooth.memerhuwhite.workers.dev serves 5 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/tollbooth.memerhuwhite.workers.dev
Live health (JSON, refreshed every minute): https://www.zero.xyz/host/tollbooth.memerhuwhite.workers.dev/health.json

## Services

- [SEC 8-K Filing Velocity Spike Detector](https://www.zero.xyz/c/sec-8-k-filing-velocity-spike-detector-2cd3eec7/llms.txt): $0.03/call via x402. Detects unusual spikes in SEC 8-K filing rates over a configurable time window, returning velocity metrics and anomaly signals for OSINT and market surveillance.
- [Polymarket Trending Markets Feed](https://www.zero.xyz/c/polymarket-trending-markets-feed-c5ac8f2a/llms.txt): $0.02/call via x402. Fetches trending prediction markets from Polymarket, optionally filtered by category and limited by count
- [Polymarket Event Scan](https://www.zero.xyz/c/polymarket-event-scan-452c7e04/llms.txt): $0.03/call via x402. Scans and retrieves details for a specific Polymarket prediction market event by slug
- [Polymarket Market Scan](https://www.zero.xyz/c/polymarket-market-scan-69d13b8b/llms.txt): $0.05/call via x402. Scans Polymarket prediction markets to identify bundle violations and resolution candidates using the Polymarket Gamma API
- [AgentToll Cross-Platform Prediction Market Scanner](https://www.zero.xyz/c/agenttoll-cross-platform-prediction-market-scanner-78d51ac8/llms.txt): $0.1/call via x402. Scans multiple prediction market platforms (Polymarket, Kalshi) simultaneously for a given query to surface matching markets and cross-platform arbitrage opportunities

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)