> ## Documentation Index
> Fetch the complete documentation index at: https://docs.alphayou.net/llms.txt
> Use this file to discover all available pages before exploring further.

# Glossary

> Plain meanings for the terms used across AlphaYou.

## Trading

| Term | Meaning |
| - | - |
| **Perp** (perpetual contract) | A contract that follows an asset's price and never expires. You can go long or short. You do not own the asset |
| **Stock-linked perp** | A Hyperliquid contract that follows a stock's price. It is not a share and gives no ownership of the company |
| **Leverage** | Holding a bigger position than your deposit. 10x means a position 10 times your margin. It magnifies gains and losses |
| **Margin** | The money you set aside to back a leveraged position |
| **Liquidation** | When a position loses so much that the exchange closes it. You can lose all the margin on that position, and on cross margin your whole account balance |
| **Funding** | A regular payment between longs and shorts that keeps a perp's price near the asset's price. You may pay or receive it |
| **Builder fee** | The small fee AlphaYou charges on each trade made through it. Hyperliquid charges its own fees too |
| **Non-custodial** | AlphaYou never holds your funds. They stay in your own wallet |
| **Trade-only key** | A separate key that lets AlphaYou place and manage trades for you but never withdraw. It expires after 90 days and is renewed automatically |

## Copy trading

| Term | Meaning |
| - | - |
| **Copy trading** | Your account automatically mirrors another trader's trades |
| **Full-book** and **Forward-only** | 2 ways to start a copy: take on the trader's current positions, or follow only what they do from now |
| **Basket** | A ready-made, multi-asset portfolio you buy directly. It is not a bundle of traders |
| **Worst dip** | The biggest fall from a peak to a low |
| **Sharpe** | Return relative to how bumpy the ride was |

## Research

| Term | Meaning |
| - | - |
| **Smart money** | What Congress, insiders, funds, influencers, government-contract winners and top traders are doing |
| **Form 4** | The filing an executive, director or 10% owner makes with the SEC after trading their company's stock. Public up to 2 business days after the trade |
| **10b5-1 plan** | A trading schedule an insider sets in advance. It says less than a trade chosen on the day |
| **Insider cluster** | Several different insiders at one company buying, or selling, in a short window. A plain count, not a prediction |
| **13F** | The quarterly filing big funds make with the SEC listing their long US stock positions. Filed up to 45 days after the quarter ends |
| **8-K** | The notice a US-listed company files with the SEC when something material happens |
| **STOCK Act** | The law that makes members of Congress report their stock trades, up to 45 days after the trade |

## Data and API

| Term | Meaning |
| - | - |
| **CIK** | The SEC's ID number for a filer |
| **CUSIP** | The ID code of a security |
| **MCP** | Model Context Protocol, the standard way an AI assistant calls outside tools |
| **API key** | The secret you send with API calls. It starts with `ay_`. Treat it like a password |


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