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index / Massive vs Public API

>_ Massive vs Public API

Massive and Public API, side-by-side. Compare the facts below, then pick the one that fits your workflow.

Massive
Public API
one-liner
A data infrastructure platform that provides real-time and historical financial market data through APIs, including stocks, options, crypto, and other trading instruments.
Provides programmatic trading access to stocks, ETFs, options, crypto, and bonds with real-time execution, rebates on options contracts, and no commissions.
best for
developers and firms building applications that require live market data feeds or historical datasets for backtesting and analysis.
developers, algorithmic traders, and quantitative analysts automating trading strategies or building custom tools that require low-latency access and high customization.
key feature
LLM-friendly financial data API that exposes real-time and historical market data through simple natural-language.
earns rebates up to $0.10 per stock & ETF options contract traded via API
who uses it
Hedge Fund, Mutual Fund, Investment Bank
Retail
asset class
Equities
Multi-asset
function
Data & APIs
Trading Infrastructure, Data & APIs
strategies
Quant / Systematic, Options Trading
Options Trading, Quant / Systematic
workflow
Research, Monitoring
Execution
instruments
Stocks, Options, Futures
Stocks, ETFs, Options, Bonds
regions
North America
North America
pricing
FREE-CALL
FREE
plans
Free Tier instant access
API Access $0
free tier
yes
yes
model
freemium
free
via
api, web
api, GPT
audience
—
retail
upvotes
0
0

Massive vs Public API: key differences

  • Massive covers Equities; Public API covers Multi-asset.
  • Massive also covers research, monitoring in the workflow.
  • Public API also covers execution in the workflow.
  • Massive lists Hedge Fund, Mutual Fund, Investment Bank users; Public API does not.
  • Public API lists Retail users; Massive does not.

about Massive

data infrastructure platform providing real-time and historical financial market data via rest api, websocket streaming, and bulk csv downloads. covers stocks, options, futures, indices, forex, and crypto with standardized json/csv formats and natural-language query support.

about Public API

trading api offering programmatic access to stocks, etfs, options (including multi-leg), bonds, and crypto with real-time execution, no commissions, and rebates up to $0.10 per stock & etf options contract. provides read access (balances, positions, order history) and write access (place trades, set custom order parameters, access historical market data). available to all public members instantly via account settings—no approval required.

Massive
A data infrastructure platform that provides real-time and historical financial market data through APIs, including stocks, options, crypto, and other trading instruments.
[↗] visit massive.com
Public API
Provides programmatic trading access to stocks, ETFs, options, crypto, and bonds with real-time execution, rebates on options contracts, and no commissions.
[↗] visit public.com

See full data, pricing and alternatives on the Massive profile page, or the Public API profile page.

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