polymarket

Query Polymarket prediction market data for live prices, orderbooks, and trade history.

3|Updated Apr 4, 2026
One-click install
npx skills add https://github.com/twjarviszyra-web/hermes-unbound --skill polymarket-twjarviszyra-web
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: polymarket
Source: https://github.com/twjarviszyra-web/hermes-unbound/tree/main/skills/research/polymarket
Command: npx skills add https://github.com/twjarviszyra-web/hermes-unbound --skill polymarket-twjarviszyra-web

SYSTEM DOCUMENTATION & REQUIREMENTS

💡 This Skill includes scripts (resource) and references (resource) components.

What problem does it solve?

This Skill helps you quickly research Polymarket prediction markets without manually digging through multiple APIs, letting you find current odds, volumes, and market details in one place.

Core Features & Use Cases

  • Market Search: Find events and markets by keyword, tag, or slug using Polymarket's public discovery endpoints.
  • Live Pricing: Inspect current Yes/No prices, midpoints, spreads, and orderbooks for active markets.
  • History and Activity: Review price history, recent trades, and open interest to understand how sentiment is changing over time.
  • Use Case: Ask for the most relevant markets around a breaking news topic, then compare probabilities and liquidity across competing outcomes.

Quick Start

Use the polymarket skill to search for a topic, then summarize the strongest matching markets with their current probabilities and volume.

Frequently Asked Questions about polymarket

High-intent search queries and answers about installing and using this skill.

FAQPage Schema
How do I get live Polymarket odds and orderbook data?

To get live Polymarket odds and orderbook data, you query public REST endpoints using mapped clobTokenIds. This returns current Yes/No prices, midpoints, spreads, and active orderbooks without requiring authentication.

What is the best way to search Polymarket prediction markets by keyword?

The best way to search Polymarket prediction markets by keyword is using public discovery endpoints. You can find specific events and markets by keyword, tag, or slug to identify relevant trading opportunities.

Can I track Polymarket price history and recent trades for sentiment analysis?

Yes, you can track Polymarket price history and recent trades for sentiment analysis. The data extraction process reviews historical prices, recent trades, and open interest to show how market sentiment changes over time.

Do I need authentication to access Polymarket market data APIs?

No, you do not need authentication to access Polymarket market data APIs. The process queries read-only REST endpoints directly to retrieve market search results, live prices, and trade history.

Why does parsing Polymarket API responses require double-encoded JSON fields?

Parsing Polymarket API responses requires double-encoded JSON fields because the public endpoints return nested stringified data. You must parse these fields twice to successfully map clobTokenIds and conditionId values for accurate read-only retrieval.