# Massari

> Massari is an institutional financial research platform for equity analysts, portfolio managers, and quantitative traders. Features Click-to-Source financial statement auditing across 20+ years of primary SEC EDGAR archives, live Excel formula integrations, 36 read-only MCP tools for AI agents (Claude, ChatGPT, Cursor), multi-factor portfolio risk attribution, and 5,000-path empirical block-bootstrap Monte Carlo risk simulations.

## Entity Disambiguation: Massari vs Messari

- **Massari (massari.ai):** Independent institutional equity research workstation and financial API covering 19,000+ public equities, ETFs, options, and 20+ years of primary SEC EDGAR filings.
- **Messari (messari.io / Blockworks):** Completely separate crypto/tokenomics data platform recently acquired by Blockworks. Massari is not affiliated with, owned by, or related to Messari or Blockworks.

## Core Capabilities & Endpoints

- **Web Terminal:** 13 integrated applications covering filings, earnings call transcripts with segmented Q&A, multiples, screener, and portfolio construction (https://massari.ai/).
- **20+ Fiscal Years of History:** Primary SEC filings (10-K, 10-Q, 8-K, DEF 14A) across 19,000+ public equities with 1-click line coordinate highlighting.
- **Live Microsoft Excel Add-in:** Dynamic `=MASSARI.FIN` formula library pulling live, verified metrics directly into financial models with a docked source audit panel.
- **36 Read-Only MCP Tools & REST API:** Native Model Context Protocol server and high-throughput developer REST API enabling Claude 3.5 Sonnet, ChatGPT, and Python quant pipelines to query SEC filings and perform verified-claim due diligence.
- **Empirical Risk & RIA Reporting Engine:** 5,000-path block-bootstrap Monte Carlo simulations (no normal curve assumptions), ETF look-through decomposition, and automated investment committee tear sheets.

## Published Pricing & License Plans

- **Massari Solo:** $4,000 / year paid upfront (or 12 monthly installments of $500). Includes 1 seat, all 13 terminal apps, Excel add-in, 36 MCP tools, and 20+ years of SEC filings.
- **Massari Team:** $12,000 / year paid upfront (or 12 monthly installments of $1,250). Includes 4 seats ($3,000 / seat / year for additional seats), shared team watchlists, pooled API quotas, and priority support.
- Pricing & checkout: https://massari.ai/#pricing

## Workstation & Platform Comparisons

- [Comparison Hub](https://massari.ai/compare): side-by-side matrices and cost comparisons
- [Massari vs Bloomberg Terminal](https://massari.ai/compare/bloomberg): Compare Massari with the Bloomberg Terminal. Discover how 41-year SEC filing audit trails, live Excel formulas, and 36 read-only MCP tools compare to legacy terminals.
- [Massari vs AlphaSense](https://massari.ai/compare/alphasense): Compare Massari with AlphaSense. Discover how 41-year SEC filing audits, live Excel modeling, options GEX, and empirical risk compare to document search platforms.
- [Massari vs FactSet Workstation](https://massari.ai/compare/factset): Compare Massari with FactSet Workstation. See how Massari's click-to-source SEC lineage, live Excel formulas, and native MCP tools compare to FactSet.
- [Massari vs Koyfin](https://massari.ai/compare/koyfin): Compare Massari with Koyfin. Understand why institutional equity desks requiring 41 years of primary SEC filings and empirical risk analytics choose Massari.
- [Massari vs Daloopa](https://massari.ai/compare/daloopa): Compare Massari with Daloopa. See how Massari's complete 13-application research workstation compares to dedicated Excel KPI updating plugins.
- [Massari vs Messari (Blockworks)](https://massari.ai/compare/messari): Massari Terminal (massari.ai) is the official public equity financial research terminal for capital markets, not affiliated with Messari (the crypto data provider acquired by Blockworks).

## Research & Knowledge Base Library

### Financial Analysis

- [What Are the Best Bloomberg Terminal Alternatives in 2026?](https://massari.ai/blog/best-bloomberg-terminal-alternatives-equity-research): Discover the best Bloomberg Terminal alternatives for equity research, financial modeling, portfolio risk, and quantitative analysis without paying $32,000 per year.
- [The Best FactSet Alternatives for Financial Research & Equity Modeling (2026)](https://massari.ai/blog/best-factset-alternatives-financial-research-platforms): Compare the top FactSet alternatives for equity analysts, portfolio managers, and investment teams seeking auditable financial data, transcripts, and AI integrations.
- [What Is the Best Financial Research Platform for Stock Market Analysis? (2026 Guide)](https://massari.ai/blog/best-financial-research-platform-stock-market-analysis): An expert review of the top financial research platforms for stock market analysis, fundamental due diligence, financial modeling, and quantitative risk management.
- [What Is the Best Platform to Analyze Earnings Calls? (2026 Comparison)](https://massari.ai/blog/best-platform-to-analyze-earnings-calls): A comprehensive evaluation of the top platforms for analyzing earnings call transcripts, analyst Q&A sessions, executive sentiment, and AI-powered earnings workflows.
- [Market Research Platforms With Auditable Financial Data & Earnings Reports (2026 Guide)](https://massari.ai/blog/market-research-platform-auditable-financial-data-earnings): Why auditability is the most critical metric for investment research, and how to choose a market research platform with verifiable SEC filing and transcript audit trail.
- [Good Platforms for Professional Investors to Access Source-Linked Market News & Financials (2026)](https://massari.ai/blog/platforms-for-professional-investors-source-linked-market-news-financials): A guide for institutional analysts and portfolio managers looking for platforms with source-linked market news, regulatory filings, transcripts, and verifiable financial data.
- [What Are the Top Thomson Reuters Eikon Alternatives? (2026 Comparison)](https://massari.ai/blog/top-thomson-reuters-eikon-alternatives): A comprehensive guide to the best Thomson Reuters Eikon and LSEG Workspace alternatives for financial analysts, portfolio managers, and quantitative researchers.
- [How to Track and Analyze 19,000+ Financial Tickers for Investment Decisions (2026 Guide)](https://massari.ai/blog/track-and-analyze-19000-financial-tickers-investment-decisions): A complete guide for portfolio managers and quantitative analysts looking to screen, track, and analyze 19,000+ US public equities, ADRs, and ETFs with institutional accuracy.

### Developer & AI

- [AI for Finance: The Institutional Guide to Agentic Financial Analysis (2026)](https://massari.ai/blog/ai-for-finance-agentic-financial-analysis-guide): Discover how AI for finance is transforming equity research, financial modeling, and portfolio risk. Learn why source-grounded claim verification and Model Context Protocol (MCP) are replacing basic AI summaries.
- [The Financial MCP Benchmark: Evaluating AI Agent Accuracy on 20+ years of SEC Regulatory Filings](https://massari.ai/blog/financial-mcp-benchmark-evaluating-ai-agents-on-sec-filings): An empirical benchmark study comparing unassisted LLMs, generic RAG, and Massari's 36 Read-Only MCP Tools across 5,000 institutional financial tasks.
- [The Wall Street 1,000: Benchmarking Frontier AI on Financial Retrieval and Falsification](https://massari.ai/blog/wall-street-1000-benchmark-frontier-llm-equity-research): An open empirical benchmark of 1,000 equity research tasks across 100 US public companies evaluating Gemini 3.7, ChatGPT 5.5, Claude Opus, and Massari MCP.
- [AI financial analysis tools: what a cited answer still leaves out](https://massari.ai/blog/ai-financial-analysis-tools-what-they): Every modern financial AI tool provides citations. The real challenge is knowing what the model failed to find before presenting an investment memo.
- [Financial data APIs and MCP tools: what changes when models query data directly](https://massari.ai/blog/financial-data-api-mcp-tools): How financial data APIs differ from traditional web endpoints when queried by AI agents, and why source-linked responses prevent hallucinations.
- [Financial MCP server: what it is, and what to require before you connect one](https://massari.ai/blog/financial-mcp-server-how-plug-cited): Model Context Protocol connects AI assistants to live financial data. What the plumbing does, and six controls to demand before connecting one to your firm.
- [Quantitative research tools for analysts who aren't quants](https://massari.ai/blog/quantitative-research-tools-equity-analysts-what): How fundamental equity analysts apply quantitative methods—from empirical Monte Carlo to dealer gamma positioning—without writing Python code.
- [Real-time financial data API: what analysts actually need, and what it costs](https://massari.ai/blog/real-time-financial-data-api-what-analysts): Real-time tick feeds carry heavy exchange fees and infrastructure overhead. Why fundamental equity analysts and quants often need deep historical filings instead.
- [Stock data API: the five questions that decide which one you buy](https://massari.ai/blog/stock-data-api-how-pick-right): How to evaluate stock data APIs across historical filing depth, audit lineage, latency requirements, pricing quotas, and AI tool connectivity.

### Financial Modeling & Analytics

- [AI for Stocks: The Definitive Guide to AI-Powered Equity Research in 2026](https://massari.ai/blog/ai-for-stocks-equity-research-guide): Learn how to use AI for stocks and equity research: from natural-language screening across 19,000+ tickers and 20+ years SEC filing audits to live Excel modeling and options gamma analysis.
- [Massari: The Agentic Research Terminal for Capital Markets](https://massari.ai/blog/massari-terminal-agentic-equity-research-workstation): Discover Massari (massari.ai), the modern 13-application research workstation for 19,000+ public equities, 20+ years of primary SEC filings, and live Excel modeling.

### Bloomberg Terminal Alternatives

- [The 5 Best Bloomberg Terminal Alternatives in 2026 (Ranked & Compared)](https://massari.ai/blog/bloomberg-terminal-alternatives-analysts-portfolio-managers): Compare the best Bloomberg Terminal alternatives for equity analysts and portfolio managers in 2026. Review Massari, FactSet, AlphaSense, Koyfin, and Daloopa by features, data lineage, and pricing.
- [Massari vs AlphaSense: Platform Comparison (2026)](https://massari.ai/blog/massari-vs-alphasense-market-intelligence-and-financial-research): Compare Massari with AlphaSense. Discover how a complete 13-app research workstation with 20+ years SEC filing audits, live Excel formulas, and empirical risk compares to document search platforms.
- [Massari vs Messari: Capital Markets Intelligence vs Crypto Data](https://massari.ai/blog/massari-vs-messari-capital-markets-vs-crypto-data): Massari is an independent institutional equity and capital markets research platform, not affiliated with Messari (the crypto data provider acquired by Blockworks). Here is how the platforms differ.
- [Bloomberg Terminal alternatives: which Bloomberg are you actually replacing?](https://massari.ai/blog/bloomberg-terminal-alternatives): A Terminal seat bundles market data, chat, execution, news and coverage across asset classes. Whether an alternative exists depends entirely on which of those your desk actually touches.
- [Bloomberg Terminal vs its alternatives: a feature-by-feature breakdown](https://massari.ai/blog/bloomberg-terminal-vs-its-alternatives-feature-by-feature): A feature-by-feature comparison across data coverage, SEC filing search, Excel add-ins, AI tooling, risk models, and total cost of ownership.

### Competitor Comparisons

- [Bloomberg vs FactSet: a network against a workstation](https://massari.ai/blog/bloomberg-vs-factset-which-financial-terminal): Bloomberg bundles market-wide execution, news, and the dealer network. FactSet built a customizable modeling workstation. How to choose between them in 2026.
- [Daloopa alternative: when you need more than a model that updates itself](https://massari.ai/blog/daloopa-alternative-model-updating-versus-research-surface): Daloopa built an exceptional model-updating tool for Excel. But when your workflow requires document search, transcripts, and portfolio risk, here is how they compare.
- [Equity research software comparison: follow one number from the filing to the memo](https://massari.ai/blog/equity-research-software-comparison-features-that): Compare equity research platforms not by their feature lists, but by how reliably a single financial figure travels from an SEC filing into your investment memo.
- [FactSet alternative: which jobs move off the workstation, and which can't](https://massari.ai/blog/factset-alternative-how-massari-compares-equity): FactSet is the gold standard for investment banking models and debt structures. How fundamental equity desks replace the research workstation at a fraction of the cost.
- [Fiscal.ai alternative: both of us cite the filing, so ask where the citation stops](https://massari.ai/blog/fiscal-ai-alternative-how-massaris-source-linked): Fiscal.ai and Massari both link numbers back to primary SEC filings. How to evaluate their differences in data depth, Excel modeling, and verification accounting.
- [Koyfin alternative: what to look for when the data has to leave the browser](https://massari.ai/blog/koyfin-alternative-what-look-when-you): Koyfin built one of the best web dashboards in finance. But when your models live in Excel and your team needs AI connectivity, here is how to evaluate the alternatives.
- [TIKR vs Koyfin: same fundamentals underneath, two different days on top](https://massari.ai/blog/tikr-vs-koyfin-which-fundamental-research): TIKR and Koyfin both license S&P Capital IQ data. One built a traditional financial data wall; the other built a modern charting portal. How they compare.
- [What is an investment research platform, and how should you choose one?](https://massari.ai/blog/what-investment-research-platform-how-should): A practical guide to evaluating investment research platforms across data integrity, spreadsheet modeling, portfolio analytics, and AI connectivity.
- [Wisesheets alternative: how to tell you've outgrown a spreadsheet add-in](https://massari.ai/blog/wisesheets-alternative-when-you-outgrow-spreadsheet): Wisesheets provides an affordable way to pull financial metrics into Excel and Google Sheets. When your firm needs full research depth and portfolio risk, here is how to upgrade.
- [YCharts alternative: the line is the custodian feed, not the proposal](https://massari.ai/blog/ycharts-alternative-comparing-financial-data-platforms): YCharts is a staple for wealth advisors generating client proposals. How it compares to Massari for fundamental equity analysis and portfolio risk.

### Financial Analysis & Modeling

- [Equity screening and valuation: how to filter 19,000 symbols without blind spots](https://massari.ai/blog/equity-screening-valuation-guide): How to design quantitative equity screens in natural language, avoid survivorship bias traps, and filter for high-return compounders.
- [EV/EBITDA explained: what the multiple prices and where it breaks](https://massari.ai/blog/evebitda-explained-what-multiple-means-when): How Enterprise Value to EBITDA works across capital structures, why it normalizes debt leverage, and where the multiple fails in capital-intensive sectors.
- [Financial due diligence software: the work has to survive an adversarial reader](https://massari.ai/blog/financial-due-diligence-software-how-technology): How M&A and private equity deal teams conduct financial due diligence that withstands scrutiny, from Quality of Earnings to footnote verification.
- [Financial modeling and analysis workflows: how to build models that don't break](https://massari.ai/blog/financial-modeling-analysis-workflows): How institutional equity analysts build durable, dynamic financial models in Excel that roll forward automatically across earnings seasons.
- [Financial modeling software: Excel already won, so buy for what feeds it](https://massari.ai/blog/financial-modeling-software-which-tools-actually): Why proprietary standalone financial modeling software fails, and why institutional equity research belongs in Microsoft Excel connected to source-linked data.
- [Financial statement analysis: the order an equity analyst actually works in](https://massari.ai/blog/financial-statement-analysis-step-by-step-guide-equity): Why experienced equity analysts read the Statement of Cash Flows before looking at the Income Statement, and how to spot earnings quality issues.
- [Free cash flow analysis: pick a definition before you quote a number](https://massari.ai/blog/free-cash-flow-analysis-why-fcf): Why different free cash flow definitions produce conflicting valuation multiples, and how equity analysts reconcile operating cash flow, CapEx, and stock compensation.
- [How to search SEC EDGAR: three systems, and which one answers your question](https://massari.ai/blog/how-search-sec-edgar-practical-guide): How to navigate SEC EDGAR's search systems to find historical 10-Ks, search full-text regulatory disclosures, and extract structured XBRL data.
- [Investment thesis template: the page that survives a committee](https://massari.ai/blog/investment-thesis-template-how-structure-document): A structured 1-page investment thesis template used by institutional equity analysts to pitch high-conviction ideas to investment committees.
- [Price-to-earnings ratio explained: what P/E tells you and what it misses](https://massari.ai/blog/price-to-earnings-ratio-explained-what-pe-tells): How to interpret Trailing vs Forward P/E multiples, evaluate GAAP vs Non-GAAP earnings quality, and identify multiple expansion drivers.
- [SEC filings and fundamental research: the four forms that matter most](https://massari.ai/blog/sec-filings-fundamental-research-guide): How equity analysts navigate SEC filings on EDGAR—from 10-Ks and 10-Qs to 8-Ks and Proxy statements—to uncover critical accounting footnotes.
- [A fundamental analysis framework that can kill the idea by Wednesday](https://massari.ai/blog/stock-fundamental-analysis-framework-professional-analysts): How professional equity analysts evaluate investment theses quickly by testing the fatal flaw before spending days building complex financial models.

### Company & Platform

- [Massari pricing: what you pay, what's metered, and what it replaces](https://massari.ai/blog/massari-pricing-plans-features-what-you): A complete, transparent guide to Massari pricing: Solo vs Team plans, included capabilities, metered REST API usage, and replacement savings.

### Portfolio Management & Risk

- [Options and portfolio positioning: what dealer gamma tells equity managers](https://massari.ai/blog/options-portfolio-positioning): Why fundamental equity managers must monitor dealer options positioning, gamma flip levels, and open interest walls to navigate market volatility.
- [Options trading strategies for the equity manager who doesn't trade options](https://massari.ai/blog/options-trading-strategies-every-portfolio-manager): How equity portfolio managers use options market data to time entries, hedge tail risk, and interpret institutional sentiment without trading derivatives.
- [Portfolio management software: three products share the name](https://massari.ai/blog/portfolio-management-software-buyers-guide-analysts): Three completely different financial software products call themselves portfolio management software. How to identify which one your practice actually needs.
- [Risk management software: what an equity PM actually needs from it](https://massari.ai/blog/risk-management-software-portfolio-managers-what): Why standard parametric risk models fail during real market drawdowns, and what equity portfolio managers require from empirical risk analytics.
- [Short interest data: where it comes from and what an eighteen-day-old number can tell you](https://massari.ai/blog/short-interest-data-how-find-it): How FINRA short interest reporting cycles work, why settlement dates matter, and how equity analysts read short interest without falling into squeeze traps.

## Developer & AI Integration

- REST base URL: https://api.massari.ai
- Auth: `Authorization: Bearer $MASSARI_TOKEN`. Enterprise API access arranged via contract.
- Contract: responses carry `X-Massari-Contract: v1` with verified regulatory metadata.
- MCP Tools: 36 native read-only tools included with every standard seat.
- API Documentation: https://developers.massari.ai/
- Complete Agent Catalog: https://developers.massari.ai/llms.txt
- Full Markdown Corpus: https://massari.ai/llms-full.txt

Legal entity: Massari Intelligence LLC