Service

Market data

Quotes, snapshots, historical bars and headline news for equities, ETFs, crypto and commodities — free keyless Yahoo chart + MarketWatch RSS feeds by default, or bring your own Alpaca key for real bid/ask, IEX bars and options chains.

free market-data

Pricing

free tier + paid — free keyless feeds; BYOK Alpaca key upgrades to real bid/ask + options chains at no extra platform charge

Full usage pricing: /pricing · pay-per-call mechanics: /pay.

How to use it

MCP tools/call market_quote{symbol} / market_snapshot{} / market_bars{symbol,interval,range} / market_news{topic} — free, no key. Add alpaca_key_id+alpaca_secret (or a vault key_ref) for the BYOK upgrade (real bid/ask + options_chain).

What backs this