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cabezno
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polymarket

Retrieve Polymarket event and market data from public REST APIs.

Updated May 15, 2026
Search Tags:#market data#orderbook#polymarket#price history#prediction markets#clob api#odds probabilities
One-click install
npx skills add https://github.com/cabezno/bmb-encover-agent --skill polymarket-cabezno
Or copy as Structured Prompt for Agent▼
Please help me install this Agent Skill.
Skill: polymarket
Source: https://github.com/cabezno/bmb-encover-agent/tree/main/skills/research/polymarket
Command: npx skills add https://github.com/cabezno/bmb-encover-agent --skill polymarket-cabezno

SYSTEM DOCUMENTATION & REQUIREMENTS

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

What problem does it solve?

This Skill helps users quickly understand prediction market probabilities by retrieving current prices, orderbooks, and price history from Polymarket without needing authentication.

Core Features & Use Cases

  • Market discovery: Search for relevant Polymarket events and their underlying markets from a user query.
  • Probability-first pricing: Convert Polymarket outcome prices into readable percentages and include market context like volume.
  • Deep market inspection: Fetch CLOB details such as token-specific orderbooks and conditionId-based price history, plus recent trades and open interest.
  • Use case: You want to answer “What are the odds of X on Polymarket?” and then optionally drill into the orderbook or historical movement for the same market.

Quick Start

Ask your agent to query Polymarket for “Will X happen?” and return the best current Yes/No probabilities with volume.

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 prediction market odds for a specific event?▼

You can retrieve Polymarket prediction market odds by querying public Gamma and CLOB REST APIs to fetch current event prices and convert them into readable Yes/No probability percentages with volume context.

Can I view the Polymarket orderbook and price history without an account?▼

Yes, you can browse the Polymarket orderbook and price history without an account. The Skill uses read-only access to fetch CLOB details, token-specific orderbooks, and conditionId-based historical price data.

How do I retrieve recent trades and open interest from Polymarket CLOB APIs?▼

You retrieve recent Polymarket trades and open interest by querying public Data endpoints and correctly parsing double-encoded JSON fields for outcomePrices and clobTokenIds to inspect deep market activity.

Do I need authentication to query Polymarket CLOB data and event probabilities?▼

No, you do not need authentication to query Polymarket CLOB data. The Skill operates entirely on read-only public REST API endpoints to retrieve events, markets, and pricing data.

What's the best way to search for active Polymarket prediction markets by topic?▼

The best way to search for active Polymarket prediction markets by topic is querying Gamma endpoints for event discovery, then drilling into underlying markets for probability-first pricing and orderbook details.

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