polymarket

Query Polymarket prediction market data via public REST APIs.

1|Updated Apr 24, 2026
One-click install
npx skills add https://github.com/automatedigital/spark --skill polymarket-automatedigital
Or copy as Structured Prompt for Agent
Please help me install this Agent Skill.
Skill: polymarket
Source: https://github.com/automatedigital/spark/tree/main/skills/research/polymarket
Command: npx skills add https://github.com/automatedigital/spark --skill polymarket-automatedigital

SYSTEM DOCUMENTATION & REQUIREMENTS

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

What problem does it solve?

Users who want to check prediction market probabilities, track event odds, or analyze market trends for Polymarket have to manually navigate the platform or use unintegrated third-party tools, which is slow and inefficient for quick research or decision-making.

Core Features & Use Cases

  • Market Search & Discovery: Search for events and markets by keyword, or browse trending markets sorted by trading volume to find high-activity prediction markets.
  • Real-Time Price & Orderbook Data: Retrieve current Yes/No odds, midpoint prices, spreads, and full orderbooks for any active market to gauge market sentiment.
  • Historical Price & Trade Analysis: Pull price history over custom time intervals (1 day to all time) and recent trade records to track how event probabilities have shifted over time.
  • Use Case Example: If you are researching the likelihood of a specific political outcome or crypto price milestone, use this skill to quickly pull current odds, view historical price trends, and check trading volume to assess market consensus.

Quick Start

Use the polymarket skill to find the current odds for the "Fed rate cut in Q4 2024" market and display its 3-month price history.

Frequently Asked Questions about polymarket

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

FAQPage Schema
How do I get real-time prediction market odds for Polymarket events?

You can retrieve real-time Polymarket prediction market odds by querying public REST APIs, which provide current Yes/No prices, midpoint spreads, and full orderbooks without requiring authentication.

How do I pull historical price trends and recent trade records for prediction markets?

Pull historical price trends and recent trade records for prediction markets by requesting custom time intervals ranging from one day to all time, allowing you to track how event probabilities have shifted over time.

Can I search for active prediction markets by keyword and trading volume?

You can search for active prediction markets by keyword or browse trending events sorted by trading volume to discover high-activity binary outcome prediction markets efficiently.

Do I need API keys or authentication to query Polymarket market data?

No API keys or authentication are needed to query Polymarket market data; the read-only queries access public REST APIs while adhering to rate limits for reliable data access.

Why does Polymarket API response data require special formatting for probabilities?

Polymarket API response data requires special formatting because it contains double-encoded JSON fields, which are parsed and formatted into human-readable percentages to display probability prices clearly.

What are the limitations of using public REST APIs for prediction market data?

Limitations of using public REST APIs for prediction market data include read-only access without trading capabilities and the need to adhere to public API rate limits to maintain reliable data access.