Access real-time prediction market data and execute trades on Polymarket US using Openclaw Skills.
Install & Download
1. ClawHub CLI
The fastest way to install a skill directly from the registry.
npx clawhub@latest install polymarket-sdk
2. Manual Installation
Copy the skill folder to one of these locations
~/.openclaw/skills/ <project>/skills/ Priority: Workspace > Local > Bundled
3. Prompt Installation
Copy this prompt to OpenClaw to install it automatically.
Help me install polymarket-sdk using Clawhub. If Clawhub is not installed, install it first (npm i -g clawhub).
Prefer to download?
Get the raw skill files in a ZIP archive.
What is Polymarket US Prediction Markets?
This skill enables AI agents to interface directly with the Polymarket US platform, providing a bridge between natural language queries and complex prediction market operations. By integrating Openclaw Skills into your workflow, you can automate market research, monitor price fluctuations, and manage a diversified portfolio of event-based contracts through a clean Python SDK interface.
The skill provides comprehensive access to both public data and private trading functions. Users can leverage the agent to find trending topics, analyze implied probabilities across various sectors like politics or sports, and execute sophisticated limit orders with built-in safety mechanisms and confirmation steps.
Polymarket US Prediction Markets Use Cases
- Monitoring real-time odds and implied probabilities for political, sports, or economic events.
- Searching for trending prediction markets based on volume or specific keywords.
- Executing limit orders and managing positions with automated safety checks.
- Checking account balances and tracking profit and loss (P&L) for active trades.
- Providing market settlement info and historical data analysis for research purposes using Openclaw Skills.
How Polymarket US Prediction Markets Works
- The agent initializes the PolymarketUS client, either in public mode for data scraping or authenticated mode for trading.
- For market research, the skill queries the Polymarket US API to retrieve market slugs, trending data, or specific price-point (BBO) information.
- When a trade is requested, the skill generates an order preview to calculate potential outcomes and costs.
- The agent presents the preview to the user for explicit confirmation, ensuring no unauthorized trades occur.
- Upon confirmation, the skill executes the order through Ed25519-signed API requests and returns the transaction status using Openclaw Skills.
Polymarket US Prediction Markets Setup
Ensure the required SDK is installed in your environment:
pip install polymarket-us
To enable trading and portfolio features with Openclaw Skills, obtain your credentials from the Polymarket developer portal and set the following environment variables:
POLYMARKET_KEY_ID: Your unique API key UUID.POLYMARKET_SECRET_KEY: Your Ed25519 private key (base64 encoded).
Polymarket US Prediction Markets Data Schema & Taxonomy
The skill organizes market and account data into structured formats for clear agent interpretation:
| Data Type | Description |
|---|---|
| Market Data | Market titles, slugs, current YES/NO prices (0.001-0.999), and volume metrics. |
| Account Info | Total USD balances and specific portfolio positions with associated P&L calculations. |
| Orders | Order intent (BUY_LONG/SHORT), price, quantity, and Time-in-Force (TIF) settings. |
| Metadata | Event categories, market settlement status, and implied probability percentages via Openclaw Skills. |
Polymarket US Prediction Markets Advanced Features
- Automated order previews to minimize execution errors and calculate potential slippage before commitment.
- Real-time Best Bid and Offer (BBO) tracking for identifying precise entry points in volatile markets.
- Support for complex order types including Limit orders with custom Time-in-Force parameters.
- Intelligent price conversion where NO-side buys are automatically calculated from YES-side pricing within Openclaw Skills.
- Graceful error handling for authentication, rate limits, and market-specific constraints.
SKILL.md
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