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Polymarket data API

The prediction markets with the most money traded, and the open markets for a keyword.

Markets2 data setsCatalog 3 Nov 2026

Prediction markets put a price on what people expect to happen. Read the markets with the most volume today, and the odds and volume on markets about a keyword.

What you can pull from Polymarket

Live board: Polymarket Top Markets

Prediction markets with the most money traded in the last 24 hours.

Tools
get_top_trends
Updated
Live
Note
Single sports and esports matches are left out; season-long sports markets stay.
# get_top_trends
{
  "type": "Polymarket Top Markets",
  "limit": 10
}

Conversation

Open prediction markets: question, odds, volume.

Tools
get_context
Updated
Live
# get_context
{
  "keyword": "nvidia",
  "source": "Polymarket"
}

Pull Polymarket data in a minute

No card. 100 requests every month. REST and MCP on one key.