mkts Market Data Skill

A complete financial toolkit for AI agents. Get market overviews, live quotes, historical OHLCV data, earnings calendars, and news from 8+ sources. Screen assets by price, volume, and market cap. Compare tickers side-by-side. Track portfolios with P&L, allocation, and benchmark performance. Log trade rationale in a journal. Manage watchlists. No API key needed for market data — register programmatically for higher limits.

Base URL: https://mkts.io/api/v1

Auth: No API key required for basic access (20 req/hour per IP). For higher limits, register for a free key and pass it via header: -H "X-API-Key: $MKTS_API_KEY"

Register for an API Key (Optional)

Get a free API key programmatically for higher rate limits (100 req/hour):

curl -s -X POST -H "Content-Type: application/json" \
  -d '{"email":"you@example.com","name":"my-agent"}' \
  https://mkts.io/api/v1/register

Returns { "success": true, "data": { "apiKey": "mk_live_...", ... } }. Save the key — it is shown only once. Max 3 keys per email.

Endpoints