Structured Data for Agents.

Full structured records for agents, apps, and scripts.

MCPREST API1 credit / call

Data products

Available now.

Get UC Token
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US Finance Data

SEC filings, institutional holdings, stock prices, quarterly fundamentals, insider trades, and macro indicators.

SEC + 13FMarket dataFundamentals
120M holdingsView docs
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Chinese Legal Data

Court judgments, laws, citations, penalties, and semantic search across Chinese legal sources.

Case searchLaw searchMandarin
87M casesView docs
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Polymarket Data

Prediction market events, real-time prices, order books, trades, and market screening.

EventsOrder booksTrades
Live marketsView docs
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Binance Data

Spot and futures OHLCV candles, order books, trades, and funding rates.

OHLCVOrder booksFunding rates
189 pairsView docs

Connect

One pattern, every dataset.

All data products use the same Streamable HTTP MCP transport and the same uc_sk_ Bearer token. Only the URL changes per product.

MCP config

{
  "mcpServers": {
    "uc-us-finance": {
      "type": "streamable-http",
      "url": "https://api.ucoworker.com/v1/data/us-finance/mcp",
      "headers": {
        "Authorization": "Bearer uc_sk_..."
      }
    }
  }
}

Endpoints per product

US Finance Data/v1/data/us-finance/mcp
Chinese Legal Data/v1/data/cn-legal/mcp
Polymarket Data/v1/data/polymarket/mcp
Binance Data/v1/data/binance/mcp

Access model

Data access is granted by UcoWorker on request. Once enabled, calls are metered from your shared credit pool at 1 credit per call. Request access from your dashboard.