# Light Horse Securities > Light Horse Securities is a FINRA/SIPC registered self-directed online brokerage for AI agents offering MCP, API or user interface driven trading for individuals, developers and professional traders ## For agents - MCP endpoint: https://portal.lighthorse.io/mcp (Streamable HTTP, OAuth 2.0 with dynamic client registration) - MCP server descriptor: [/.well-known/mcp.json](https://www.lighthorse.io/.well-known/mcp.json) - Full text of this site in a single file: [/llms-full.txt](https://www.lighthorse.io/llms-full.txt) - Most content pages have a markdown twin at the same path with a .md suffix; section index pages and the home page are HTML only ## Market data Free price charts, financials, earnings, dividends, analyst forecasts and fund holdings, no account required. Any US-listed symbol resolves; the A–Z directory at https://www.lighthorse.io/tickers/browse lists the full universe. - [All tickers A–Z](https://www.lighthorse.io/tickers/browse) — letter pages at /tickers/browse/{a–z} - Ticker page: https://www.lighthorse.io/tickers/{symbol} — e.g. https://www.lighthorse.io/tickers/nvda - Tabs: /news, and /forecast, /earnings, /dividends for stocks; /holdings, /dividends for funds - Every ticker page and tab has a markdown twin at the same path with a .md suffix, e.g. https://www.lighthorse.io/tickers/nvda.md, https://www.lighthorse.io/tickers/nvda/forecast.md - Live quote JSON: https://www.lighthorse.io/tickers/{symbol}/quote ## Pages - [Home](https://www.lighthorse.io/) - [Pricing](https://www.lighthorse.io/pricing): /pricing.md - [Stocks and ETFs](https://www.lighthorse.io/tickers/browse) - [Terms & Disclosures](https://www.lighthorse.io/terms) - [API Documentation](https://www.lighthorse.io/docs) ## Instructions ### Account & Security - [Closing Your Account](https://www.lighthorse.io/instructions/account/closing-your-account): /instructions/account/closing-your-account.md - [Logging into your account](https://www.lighthorse.io/instructions/account/login): /instructions/account/login.md - [Statements & Tax Forms](https://www.lighthorse.io/instructions/account/statements-tax-forms): /instructions/account/statements-tax-forms.md - [Transfer From Another Broker](https://www.lighthorse.io/instructions/account/transfer-acat): /instructions/account/transfer-acat.md ### AI Integrations - [Connecting to Chat GPT](https://www.lighthorse.io/instructions/ai/chatgpt): /instructions/ai/chatgpt.md - [Connecting to Claude](https://www.lighthorse.io/instructions/ai/claude): /instructions/ai/claude.md - [Connecting to Grok](https://www.lighthorse.io/instructions/ai/grok): /instructions/ai/grok.md - [How to make AI analyze my portfolio?](https://www.lighthorse.io/instructions/ai/ai-portfolio-analysis): /instructions/ai/ai-portfolio-analysis.md - [How to trade using AI?](https://www.lighthorse.io/instructions/ai/ai-trading): /instructions/ai/ai-trading.md - [Prompt Library](https://www.lighthorse.io/instructions/ai/prompts-library): /instructions/ai/prompts-library.md ### Deposits & Withdrawals - [Instant Buying Power](https://www.lighthorse.io/instructions/funding/instant-buying-power): /instructions/funding/instant-buying-power.md - [Making a Deposit](https://www.lighthorse.io/instructions/funding/deposit): /instructions/funding/deposit.md - [Wire Transfer Instructions](https://www.lighthorse.io/instructions/funding/wires): /instructions/funding/wires.md - [Withdrawing Funds](https://www.lighthorse.io/instructions/funding/withdrawals): /instructions/funding/withdrawals.md ### Getting Started - [Changelog](https://www.lighthorse.io/instructions/getting-started/changelog): /instructions/getting-started/changelog.md - [Downloading the Mobile App](https://www.lighthorse.io/instructions/getting-started/download-mobile): /instructions/getting-started/download-mobile.md - [How to open a US account](https://www.lighthorse.io/instructions/getting-started/opening-a-us-account): /instructions/getting-started/opening-a-us-account.md - [How to open an international account](https://www.lighthorse.io/instructions/getting-started/opening-a-foreign-account): /instructions/getting-started/opening-a-foreign-account.md - [Restricted Countries](https://www.lighthorse.io/instructions/getting-started/restricted-countries): /instructions/getting-started/restricted-countries.md - [What Is an Agentic Broker?](https://www.lighthorse.io/instructions/getting-started/agentic-broker): /instructions/getting-started/agentic-broker.md ### Learning - [Agentic AI Glossary](https://www.lighthorse.io/instructions/learning/ai-glossary): /instructions/learning/ai-glossary.md - [Dividend (Distribution) Yield](https://www.lighthorse.io/instructions/learning/dividend-yield): /instructions/learning/dividend-yield.md - [Ex-Dividend Date: How Eligibility and Payment Timing Work](https://www.lighthorse.io/instructions/learning/ex-dividend-date): /instructions/learning/ex-dividend-date.md - [Fixed Income Glossary](https://www.lighthorse.io/instructions/learning/fixed-income-glossary): /instructions/learning/fixed-income-glossary.md - [Investing Glossary](https://www.lighthorse.io/instructions/learning/investing-glossary): /instructions/learning/investing-glossary.md - [Options Trading Glossary](https://www.lighthorse.io/instructions/learning/options-glossary): /instructions/learning/options-glossary.md ### Trading - [Day Trading — PDT Rule Eliminated](https://www.lighthorse.io/instructions/trading/day-trading): /instructions/trading/day-trading.md - [Margin Trading](https://www.lighthorse.io/instructions/trading/margin-trading): /instructions/trading/margin-trading.md - [Options Trading](https://www.lighthorse.io/instructions/trading/options-trading): /instructions/trading/options-trading.md - [Order Types](https://www.lighthorse.io/instructions/trading/order-types): /instructions/trading/order-types.md - [Placing Your First Order](https://www.lighthorse.io/instructions/trading/placing-an-order): /instructions/trading/placing-an-order.md - [Short Selling](https://www.lighthorse.io/instructions/trading/short-selling): /instructions/trading/short-selling.md ## Prompt Library Ready-to-run prompts for an assistant connected over MCP. Each markdown file below is the full prompt text. - [Batch Orders from a File](https://www.lighthorse.io/instructions/ai/prompts-library/batch-orders-from-file): /prompts/batch-orders-from-file.md - [Dividend Safety: Free Cash Flow Payout Ratio](https://www.lighthorse.io/instructions/ai/prompts-library/dividend-safety-fcf-payout): /prompts/dividend-safety-fcf-payout.md - [ETF Look-Through Exposure Report](https://www.lighthorse.io/instructions/ai/prompts-library/etf-exposure-report): /prompts/etf-exposure-report.md ## API Documentation - [Authentication](https://www.lighthorse.io/docs/authentication): /docs/authentication.md - [cash-transfers](https://www.lighthorse.io/docs/cash-transfers): /docs/cash-transfers.md - [cash-transfers-create](https://www.lighthorse.io/docs/cash-transfers-create): /docs/cash-transfers-create.md - [documents-download](https://www.lighthorse.io/docs/documents-download): /docs/documents-download.md - [documents-list](https://www.lighthorse.io/docs/documents-list): /docs/documents-list.md - [trading-balance](https://www.lighthorse.io/docs/trading-balance): /docs/trading-balance.md - [trading-option-orders-cancel](https://www.lighthorse.io/docs/trading-option-orders-cancel): /docs/trading-option-orders-cancel.md - [trading-option-orders-place](https://www.lighthorse.io/docs/trading-option-orders-place): /docs/trading-option-orders-place.md - [trading-option-orders-preview](https://www.lighthorse.io/docs/trading-option-orders-preview): /docs/trading-option-orders-preview.md - [trading-orders-cancel](https://www.lighthorse.io/docs/trading-orders-cancel): /docs/trading-orders-cancel.md - [trading-orders-history](https://www.lighthorse.io/docs/trading-orders-history): /docs/trading-orders-history.md - [trading-orders-place](https://www.lighthorse.io/docs/trading-orders-place): /docs/trading-orders-place.md - [trading-orders-preview](https://www.lighthorse.io/docs/trading-orders-preview): /docs/trading-orders-preview.md - [trading-positions](https://www.lighthorse.io/docs/trading-positions): /docs/trading-positions.md - [Trading API OpenAPI 3.1 Specification](https://www.lighthorse.io/docs/trading.yaml): /docs/trading.yaml - [Cash Management API OpenAPI 3.1 Specification](https://www.lighthorse.io/docs/cash.yaml): /docs/cash.yaml - [Account API OpenAPI 3.1 Specification](https://www.lighthorse.io/docs/account.yaml): /docs/account.yaml ## Legal Documents ### Core Agreements - [Cookie Policy](https://www.lighthorse.io/terms/cookie-policy): /terms/cookie-policy.md - [Customer Account Agreement](https://www.lighthorse.io/terms/customer-agreement): /terms/customer-agreement.md - [Customer Relationship Summary (Form CRS)](https://www.lighthorse.io/terms/form-crs): /terms/form-crs.md - [Privacy Policy](https://www.lighthorse.io/terms/privacy-policy): /terms/privacy-policy.md - [Terms & Conditions](https://www.lighthorse.io/terms/terms-and-conditions): /terms/terms-and-conditions.md ### Operational Disclosures - [Business Continuity Plan Disclosure](https://www.lighthorse.io/terms/bcp-disclosure): /terms/bcp-disclosure.md ### Trading Disclosures - [Day Trading Risk Disclosure](https://www.lighthorse.io/terms/day-trading-disclosure): /terms/day-trading-disclosure.md - [Extended Hours Trading Risk Disclosure](https://www.lighthorse.io/terms/extended-hours-disclosure): /terms/extended-hours-disclosure.md - [Fractional Trading Risk Disclosure](https://www.lighthorse.io/terms/fractional-trading-disclosure): /terms/fractional-trading-disclosure.md - [Fully Paid Securities Lending Risk Disclosure](https://www.lighthorse.io/terms/fully-paid-securities-lending-disclosure): /terms/fully-paid-securities-lending-disclosure.md - [Low-Priced Securities Risk Disclosure](https://www.lighthorse.io/terms/low-priced-securities-disclosure): /terms/low-priced-securities-disclosure.md - [Margin Disclosure Statement](https://www.lighthorse.io/terms/margin-disclosure): /terms/margin-disclosure.md - [Market Data Disclosure](https://www.lighthorse.io/terms/market-data-disclosure): /terms/market-data-disclosure.md - [Options Risk Disclosure](https://www.lighthorse.io/terms/options-risk-disclosure): /terms/options-risk-disclosure.md - [Options Trading Risk Disclosure](https://www.lighthorse.io/terms/options-trading-disclosure): /terms/options-trading-disclosure.md - [Risk Disclosure for Uncovered Option Writers](https://www.lighthorse.io/terms/options-uncovered-disclosure): /terms/options-uncovered-disclosure.md - [Third-Party Integration Disclaimer](https://www.lighthorse.io/terms/third-party-integration-disclaimer): /terms/third-party-integration-disclaimer.md