polymarket

Query Polymarket public APIs for market prices, orderbooks, and price history.

Updated Aug 23, 2026
One-click install
npx skills add https://github.com/helix4u/hermes-agent --skill polymarket-helix4u
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: polymarket
Source: https://github.com/helix4u/hermes-agent/tree/main/skills/research/polymarket
Command: npx skills add https://github.com/helix4u/hermes-agent --skill polymarket-helix4u

SYSTEM DOCUMENTATION & REQUIREMENTS

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

What problem does it solve?

Retrieve Polymarket prediction market data quickly from public APIs to answer questions about odds, market status, and price history without manual scraping or multiple lookups.

Core Features & Use Cases

  • Search markets and events via Polymarket public endpoints to discover related markets.
  • Retrieve current prices (Yes/No) and volumes, and access price history for trend analysis.
  • View orderbook depth and market metadata to gauge liquidity and interest.
  • Use Case: A trader or researcher assesses market sentiment and historical movements across Polymarket events in seconds.

Quick Start

Ask Polymarket for current prices, market details, and price history using public, read-only APIs

Frequently Asked Questions about polymarket

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

FAQPage Schema
How do I get current Polymarket prices and volumes for prediction markets?

You can retrieve current Polymarket prices and volumes by querying public, read-only REST APIs to fetch Yes/No odds and market summaries without requiring authentication or manual scraping.

Can I access Polymarket orderbook depth and market metadata without an API key?

Yes, you can access Polymarket orderbook depth and market metadata directly through public endpoints without authentication, allowing you to gauge liquidity and interest across events.

How do I fetch Polymarket price history for trend analysis?

Fetch Polymarket price history by querying public endpoints to retrieve historical price trends across events and markets, suitable for assessing sentiment and movements over time.

What is the best way to search Polymarket events and discover related markets?

The best way to search Polymarket events is by querying public endpoints to discover related markets and retrieve summaries of market status, odds, and metadata across events.

Does the Polymarket data API require authentication to fetch market data?

No, fetching Polymarket market data does not require authentication; the process implements read-only REST API access and parses double-encoded JSON fields to format outputs.

Are there limitations to querying Polymarket public APIs for prediction market data?

Limitations include read-only access restricted to public Polymarket APIs, meaning you can query odds and history but cannot execute trades or access private account data.