mkts Market Data for ChatGPT
io.mkts/market-data
Stocks, ETFs, crypto, commodities, forex: quotes, fundamentals, SEC filings, point-in-time history.
client:ChatGPT
transport:streamable-http
tools:15
Install mkts Market Data in ChatGPT
Settings → Connectors → Advanced → Developer mode
https://mkts.io/api/mcp
Custom connectors are a paid-plan feature and take a remote URL only. ChatGPT cannot run a packaged server locally. ChatGPT docs