As of September 2026. Competitor prices: check Finnhub.
Finnhub is a market-data API covering stocks, forex, and crypto with free and paid keys. Vantafin is a retail research terminal that also ships REST, WebSocket, and MCP. Finnhub wins if your product is an API consumer first. Vantafin wins if humans and agents share one dataset.
| Criteria | Vantafin | Finnhub |
|---|---|---|
| Primary product | Investing app plus typed developer APIs | Market-data API |
| Asset mix | 20K+ stocks, ETFs, and funds | Stocks plus forex and crypto endpoints |
| Research workflow | Profiles, calendar, watchlists, alerts, AI Chat | You build the UI |
| MCP / AI | 23 MCP tools and cited AI Chat | Bring your own agent on top of REST |
| Pricing model | Free; Pro $25/mo or $20/mo annual; Ultimate $50/mo or $40/mo annual | Free and paid API tiers; check finnhub.io |
| Best for | Retail investors and builders who want one research app plus the same dataset over REST, WebSocket, and MCP. | Apps that need a stock/forex/crypto API without a terminal |
You research in a browser and also want REST or MCP without a second vendor.
your app needs forex or crypto endpoints Vantafin does not center, and you already have a UI.
Finnhub is a solid API-first vendor. Asset coverage and websocket options differ from Vantafin's US-equity research focus. Confirm current Finnhub limits on their site. Facts here are as of September 2026.
Sometimes, not always. Use Vantafin when you want cited research, filings, a screener, and APIs in one subscription. Stay with Finnhub when you are shipping a multi-asset API client and do not need a research app.
Vantafin is free to start. Pro is $25/month or $20/month billed annually. Ultimate is $50/month or $40/month billed annually. Finnhub prices change; check their site rather than a cached third-party list.
Choose Vantafin if the same human who reads a 10-K also wants MCP tools and a screener.
Yes. Plenty of people keep Finnhub for the job it already does well and add Vantafin for filings, an 80+ metric screener, cited AI Chat, or an official REST/MCP key. You do not have to pick only one.
Yes. REST and 23 typed MCP tools ship on Pro. WebSocket streaming is Ultimate only. The same books sit behind the web app. See pricing.
Free covers delayed quotes, 20K+ company profiles, SEC filings since 1994, limited charting, and one watchlist. No card required. Live quotes on 9,000+ tickers, AI Chat, REST, and MCP start on Pro.
Finnhub prices change and are often not listed the way a self-serve SaaS page is. We keep their cost qualitative. Confirm on their site. Vantafin prices here are current as of September 2026.
Read the pricing page for plan limits, the alternatives hub for other fits, or what a financial data API is if you are evaluating developer access.
Vantafin centers stocks, ETFs, and funds (20K+ entities) plus US-equity research tools. Finnhub is the better fit when your app needs forex or crypto endpoints and you already have a UI.
Yes. Vantafin MCP is 23 typed tools on Pro. You can keep Finnhub for multi-asset REST and use Vantafin when the agent needs filings, transcripts, or a screener.
Free to start. $20 or $40 a month unlocks live data, AI chat, and full API access.