skills.rest
Harries
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polymarket

Query Polymarket REST APIs for prices, order history, and recent trades without authentication.

Updated Apr 24, 2026
Search Tags:#api#data-analysis#market-data#read-only#prediction-markets#polymarket#price-history
One-click install
npx skills add https://github.com/Harries/hermes-agent --skill polymarket-harries
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: polymarket
Source: https://github.com/Harries/hermes-agent/tree/main/skills/research/polymarket
Command: npx skills add https://github.com/Harries/hermes-agent --skill polymarket-harries

SYSTEM DOCUMENTATION & REQUIREMENTS

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

What problem does it solve?

Polymarket prediction market data is often scattered across multiple REST APIs. This skill centralizes access to read-only market prices, odds, and history for quick decision making.

Core Features & Use Cases

  • Retrieve current market prices, odds, and volumes from Polymarket's Gamma and CLOB endpoints.
  • Fetch price history and recent trades to monitor market movements and momentum.
  • Use cases include user inquiries about event probabilities, market trends, and comparative analysis across markets.

Quick Start

Ask Polymarket for the latest prices and price history for a given market slug or token.

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 odds without authentication?▼

You can retrieve current Polymarket prices and odds by querying the public Gamma and CLOB REST APIs. This read-only approach fetches market prices, orderbooks, and volumes directly without requiring any authentication keys.

Can I fetch Polymarket price history and recent trades for a specific market?▼

Yes, you can fetch Polymarket price history and recent trades for a specific market slug or token. The data is retrieved from public REST APIs to help monitor market movements and momentum over time.

What is the best way to analyze prediction market data across multiple Polymarket events?▼

Querying Polymarket prediction market data through centralized REST API access is the best way to analyze events. It aggregates market prices, odds, and volumes from Gamma, CLOB, and Data APIs for comparative analysis.

Do I need an API key to access Polymarket orderbook and volume data?▼

No API key is needed to access Polymarket orderbook and volume data. The skill consumes public read-only endpoints from the Gamma, CLOB, and Data APIs, parses double-encoded fields, and formats results without authentication.

Why does Polymarket API data require parsing double-encoded fields?▼

Polymarket API data requires parsing double-encoded fields because the public REST APIs return nested JSON structures. The skill automatically handles this decoding and formats the price history and trade results for display.

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