>_ best Data & APIs tools
The 81 top data & apis tools in the index, ranked by upvotes.
- 01.validityBase— validityBase makes the history of data, signals and track records independently verifiable and helps to package data for systematic investors.
- 02.TapeSurf— Visualizes aggregated order books and order flow for 10,000+ crypto markets across multiple exchanges with real-time heatmaps and liquidation feeds
- 03.The 13F— Transforms SEC Form 13F filings from 8,600+ institutional managers into structured intelligence reports showing trades separated from price drift
- 04.Valyu - Finance— Provides web search and specialized data APIs for AI agents covering SEC filings, clinical trials, patents, market data, and macro sources through a unified interface.
- 05.TradeOdds— Analyzes historical patterns by matching current market conditions against 30+ years of data across 2,000+ stocks, ETFs, and crypto to calculate base rates for specific moves.
- 06.FRED MCP Server— Provides MCP server access to 800,000+ Federal Reserve Economic Data time series with built-in transformations, search, and browsing capabilities for AI assistants and developers.
- 07.cvforge— Generates custom options analytics applications from natural language prompts using AI agents and live US equity options data including chains, greeks, and flow.
- 08.xfinlink— Financial data API service focused on providing structured market and fundamentals data for developers.
- 09.VestMap— Provides location data and GIS fields for US addresses via MCP server, delivering demographics, income, crime, hazard risk and maps at block group through national scales with source citations.
- 10.CEOInterviews.AI— Provides 250,000+ verified, speaker-attributed transcripts of executive podcasts, TV interviews, and conference talks, joined to companies and tickers, from 2006 to present.
- 11.Look Into Bitcoin— Provides Bitcoin on-chain analytics, market cycle indicators, macro suite charts, portfolio tools, and real-time alerts for Bitcoin investors
- 12.EvidInvest— Computes fair value for 500+ US companies from SEC filings using seven independent valuation methods, solving backwards to show what today's price implies for each method's key assumption
- 13.Finsheet— Provides 30+ years of market data, stock fundamentals, and ETF holdings via Excel and Google Sheets add-ons with real-time streaming capability.
- 14.FINRA Tools and Calculators— Provides free regulatory tools for verifying broker licenses, researching arbitration awards, analyzing fund fees, and accessing fixed income and equity market data alongside retirement and loan calculators
- 15.Ecopia AI— Converts high-resolution geospatial imagery into vector maps using AI for infrastructure, land cover, and building footprint extraction at scale
- 16.Arkolith— Provides SEC 13F institutional holdings, Form 4 insider trades, and congressional disclosures through MCP and REST API with per-datapoint provenance to primary SEC filings.
- 17.AlphaSMO— CLI + MCP server + web dashboard for SEC EDGAR 13F institutional holdings, insider trading (Form 4), and smart-money convergence signals.
- 18.FinImpulse— Provides global financial data for stocks, ETFs, and mutual funds via REST API and dashboard across 97 markets with 56 years of historical pricing, fundamentals, holdings, analyst data, and options chains
- 19.Flexreport Finance— The Bloomberg Terminal for everyday investors.
- 20.Octagon AI— Generates AI research reports comparing model probabilities to live prediction market prices for Kalshi contracts, with cited sources and real-time repricing.
- 21.VestMap— Provides 1,000+ source-cited GIS fields for any US address across multiple geographic scales, accessible via web, API, and MCP server for AI agents.
- 22.Barchart— Provides real-time market data, charting tools, screeners, news, and analysis across equities, futures, options, ETFs, commodities, and currencies with customizable workflows.
- 23.Blocksquare— Provides blockchain infrastructure to tokenize real estate properties into fractional ownership tokens on Ethereum and IPFS
- 24.Rest n Vest— Generates investment thesis, financial health analysis, competitive landscape, and timing signals from SEC filings for individual stocks.
- 25.Value Snapshot— Generates institutional-grade visual snapshots of stock revenue, net income, and growth trends on demand
- 26.AskEdgar— Extracts structured data from SEC filings in real time, monitors dilution events, offerings, registrations, and compliance status, delivering proprietary datasets and alerts via API and web platform.
- 27.Itô Research Grant— Provides free authenticated API access to prediction market data, basket analytics, and hosted backtesting infrastructure for researchers and academics.
- 28.Kaleidoscope— Provides SEC filing search, AI-powered extraction, institutional holdings tracking, insider trading data, M&A intelligence, and financial data APIs with semantic research tools and MCP server integration.
- 29.StockAInsights— Extracts financial data and metrics from SEC filings using multi-strategy AI trained on industry-specific patterns, delivering 12+ years of standardized statements, ratios, and AI-generated investment narratives.
- 30.Pref— Palantir for markets. One mcp to connect your agents to quantitatively process flight, naval, equities and prediction market data.
- 31.Artemis— Provides institutional-grade metrics, dashboards, and research for crypto protocols, stablecoins, prediction markets, and tech equities with fundamental analysis across 600+ assets.
- 32.String AI— Scrapes structured data from websites using AI-generated scrapers with automated maintenance, proxy infrastructure, and data quality monitoring.
- 33.EODHD— Provides REST and WebSocket financial data APIs covering 60+ exchanges, 150K+ tickers, 30 years of historical EOD/intraday prices, fundamentals, options, forex, crypto, and macroeconomic indicators
- 34.Twelve Data— Provides REST API and WebSocket access to real-time and historical market data for stocks, forex, crypto, ETFs, commodities, and fundamentals across 250+ exchanges.
- 35.Wisesheets— Provides real-time and historical financial data for stocks, ETFs, options, and crypto directly in Excel and Google Sheets through custom functions and statement dumps
- 36.AlphaResearch— Searches millions of global filings, transcripts, press releases and reports using AI-powered natural language processing to extract insights from unstructured text documents.
- 37.StockMarketScan— Provides 24 curated stock screeners covering technical, momentum, fundamental, and dividend setups with unusual options activity data and API access.
- 38.You.com Finance Research API— Provides cited, multi-step financial research API delivering structured intelligence from filings, macro data sources, and licensed S&P Global data with inline citations and source reconciliation
- 39.EDGAR Analyst— Pulls SEC filings from EDGAR, extracts structured data, redlines disclosure changes across periods, and generates cited analysis within 60 seconds of filing publication
- 40.CoinGecko— Provides real-time and historical cryptocurrency prices, market data, charts, and fundamental analysis across 17,000+ coins, NFT collections, and exchanges
- 41.Avantis AI— Provides searchable access to SEC and SEDAR+ filings, insider transactions, audit fees, stock data, earnings calls, and news with AI-driven analysis and real-time alerts for North American public companies dating back to 1997.
- 42.Terminal X— Indexes petabyte-scale internal and external financial data at cell and sentence level for AI-powered investment research and decision-making across multiple asset classes.
- 43.Pinecone— Provides a managed vector database for semantic search, recommendations, and RAG workflows at production scale
- 44.Earnings API— Provides REST API access to historical and upcoming earnings calendar data for NYSE and NASDAQ stocks with date-based queries, post-earnings reactions, and structured JSON responses for automated workflows.
- 45.Quant Data— Provides exchange-licensed real-time and historical options order flow, dealer exposure metrics, dark pool prints, and market data with dashboard and mobile apps.
- 46.Soria— Aggregates healthcare-specific financial data from 125+ sources into an AI-native terminal for sector-focused research and analysis.
- 47.Alpha Vantage— Provides realtime and historical financial market data via REST APIs covering stocks, ETFs, mutual funds, options, forex, commodities, economic indicators, and technical indicators with 20+ years of historical depth
- 48.Homesage.ai— Provides AI-powered investment property search, property analysis reports, and real estate data APIs covering 150M+ US residential properties with computer vision-driven renovation estimates and investment scoring.
- 49.Zillow Research— Provides downloadable CSV datasets and interactive dashboards covering US home values, rental prices, inventory, sales, affordability, and market forecasts at national, metro, and county granularity.
- 50.Thinknum— Provides alternative data scraped from the web covering store locations, job listings, product pricing, real estate listings, car inventories, and app engagement metrics across 450,000+ companies.
- 51.Quantcha— Provides options trade search, screening, analysis, portfolio management, and proprietary options data through a web platform and API.
- 52.IVolatility— Provides institutional-grade historical and real-time options data via API, including implied volatility, Greeks, full chains, and volatility surfaces across 20+ years of equity and futures options markets.
- 53.Trading Economics— Provides access to 20 million economic indicators, forecasts, and financial data for 196 countries through web platform and API
- 54.Tiingo— Provides financial market data APIs covering equities, ETFs, crypto, forex, and fundamentals with historical and real-time access.
- 55.Finaeon— Provides manually transcribed historical financial data from original archives spanning 1000+ years, covering equities, bonds, commodities, exchange rates, and economic indicators with unbroken chain-linked series.
- 56.Jay R. Ritter IPO Data— Provides comprehensive historical IPO datasets covering US and international markets from 1975-2025, including underpricing statistics, underwriter rankings, founding dates, VC-backing status, and long-run returns for academic research.
- 57.Kwants— Provides a self-hosted Python library for downloading Polygon flat-file data, building point-in-time ticker universes with adjustments, and running backtests against 1m/5m/daily bars using a declarative DSL for entry/exit conditions.
- 58.Carbon Arc— Operates a two-sided insights platform acting as counterparty for proprietary data transactions between parties.
- 59.Platform Aeronaut SBC & Dilution— Tracks stock-based compensation and dilution metrics across public companies with leaderboard rankings, sector views, and company profiles.
- 60.cvforge— Vibe-code options data with your coding agent. We provide infrastructure and options data - you provide the prompt!
- 61.TagniFi— Provides standardized financial statement data and footnotes across multiple industry templates via API and Excel add-in
- 62.Unusual Whales— Tracks real-time options flow, dark pool activity, congressional trading, Greek exposure, and unusual stock market data via web platform and API with 100+ endpoints.
- 63.Probalytics— Aggregates and normalizes prediction market data from Polymarket, Kalshi, and other platforms through a unified API with SQL access and bulk exports
- 64.Prediction Hunt— Aggregates live odds from Kalshi, Polymarket, PredictIt, ProphetX, Opinion, and Predict.fun into a unified API for cross-platform comparison, arbitrage detection, and whale tracking.
- 65.Wethr.net— Provides real-time weather observation data and model forecasts for trading weather derivatives on platforms like Kalshi and Polymarket
- 66.StockAInsights— Extracts financial metrics and company intelligence from SEC filings using AI and provides structured APIs for income statements, balance sheets, cash flows, ratios, and 8-K events across all U.S. public companies
- 67.Public API— Provides programmatic trading access to stocks, ETFs, options, crypto, and bonds with real-time execution, rebates on options contracts, and no commissions.
- 68.MMT (Market Monkey Terminal)— Aggregates crypto orderflow, orderbook heatmaps, footprint charts, volume delta, market profile, liquidations, and open interest across 20+ exchanges in real-time with desktop-class performance in browser
- 69.MarketLens— Visualizes aggregated order flow from limit and market orders across 10,000+ crypto markets in real-time at 60+ FPS using GPU-accelerated rendering.
- 70.Percept— Provides real-time and historical market data APIs with high-performance charting visualization for enterprise applications.
- 71.Kiyotaka— Provides unified REST and WebSocket API for crypto market data across 20+ exchanges and Polymarket prediction markets with normalized OHLCV, orderbook depth, liquidations, TPO, and trader analytics
- 72.Handstands— Extracts and monitors structured data from Shopify stores and US building permits via pay-per-record tools on Apify.
- 73.MarketAlerts— Builds proprietary datasets, market indicators and KOL distribution — paired with marketing and engineering to take fintech products to escape velocity.
- 74.Massive— A data infrastructure platform that provides real-time and historical financial market data through APIs, including stocks, options, crypto, and other trading instruments.
- 75.VouchAPI— VouchAPI turns SEC filings, CIM data rooms, market intelligence, and agent reasoning into certified investment research — with source-level evidence, method gates, and cryptographic audit trails.
- 76.captide— Agentic AI systems grounded on public companies' disclosures that power leading long/short hedge funds and investment banks
- 77.Japan Filings— Search and alerts across Japanese public-company filings (TDnet/EDINET) — the Japan equivalent of SEC EDGAR.
- 78.PreReason— Delivers structured, real-time market data and context optimized for AI agents to analyze and make financial decisions.
- 79.Financial Datasets— Stock-market data API built for AI agents — financials, SEC filings, KPIs, insider trades, and analyst estimates across 17,000+ tickers and 30+ years of history.
- 80.Rose AI— Natural-language data platform for financial analysts — query, visualize, and audit datasets with explainable logic trees and a built-in data marketplace.
- 81.Daloopa— AI-extracted, audit-ready financial data for 5,500+ global tickers — every number hyperlinked to its primary source for one-click verification.
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