API Basics
| Term | Plain meaning |
|---|---|
| Data API | Solana Tracker’s HTTP API for token prices, wallets, trades, holders, charts, and analytics. |
| RPC | A direct way to ask a Solana node for blockchain data or to send transactions. |
| WebSocket | A live connection that keeps sending updates after you subscribe. |
| WebSocket room | A named live feed, such as latest or price:{tokenAddress}, that you join to receive messages. |
| Cursor pagination | A way to load large lists in pages. The response gives you a cursor; send it in the next request to get the next page. |
| API key | Your private key for using Solana Tracker APIs. Keep it secret. |
Token And Trading Terms
| Term | Plain meaning |
|---|---|
| Token mint | The Solana address that identifies a token. |
| SPL token | A standard Solana token. Most tokens on Solana use this format. |
| DEX | A decentralized exchange where users swap tokens on-chain. |
| DEX aggregator | A tool that checks many exchanges and picks a route for a swap. |
| Liquidity | Money in a trading pool that lets people buy and sell. |
| Liquidity pool | A pool of tokens used for trading. More liquidity usually means smoother trades. |
| LP | Short for liquidity provider or liquidity position, depending on context. |
| Slippage | The price change you allow between quote time and trade time. |
| Smallest units | Blockchain integer amounts without decimals. For example, lamports are the smallest unit of SOL. |
| Bonding curve | A pricing path where the token price changes as people buy or sell before it moves to a normal pool. |
| Graduation | When a token leaves its bonding curve and moves liquidity to a DEX pool. |
| Rug pull | A risky token event where liquidity or safety disappears and buyers may not be able to sell safely. |
| Sniper | A wallet that buys very early after a token launches. |
| Bundler | A wallet or service that groups transactions together, often during launch. |
| MEV | Profit made by changing or using transaction order. In these docs it often means bot-like trading behavior. |
Price And Chart Terms
| Term | Plain meaning |
|---|---|
| OHLCV | Open, high, low, close, and volume. These are the values used for candlestick charts. |
| Open | The first price in a time window. |
| High | The highest price in a time window. |
| Low | The lowest price in a time window. |
| Close | The last price in a time window. |
| Volume | The amount traded in a time window. |
| Market cap | Token price multiplied by supply, when supply data is available. |
Wallet And PnL Terms
| Term | Plain meaning |
|---|---|
| PnL | Profit and loss. It shows how much a wallet gained or lost. |
| Realized PnL | Profit or loss from tokens already sold. |
| Unrealized PnL | Paper profit or loss on tokens still held. It changes when price changes. |
| Total PnL | Realized PnL plus unrealized PnL. |
| Cost basis | What the wallet paid for a token position. |
| FIFO | First in, first out. The oldest buys are matched to sells first when calculating PnL. |
| Open position | Tokens the wallet still holds. |
| Equity curve | A line chart of wallet value over time. |
| Drawdown | A drop from a high point to a lower point. |
| Quote asset | The token used as the price side of a trade, such as SOL or a stablecoin. |
Solana Infrastructure Terms
| Term | Plain meaning |
|---|---|
| Slot | A short time window when Solana can produce a block. |
| Block | A group of transactions recorded by the network. |
| Entry | A lower-level part of a block that helps show transaction order. |
| Shred | A small piece of Solana block data sent across the network. |
| Leader | The validator scheduled to produce a block for a slot. |
| Commitment | How final a result is. Common levels are processed, confirmed, and finalized. |
processed | Fastest, but the result can still change. |
confirmed | Slower, with stronger network agreement. |
finalized | Slowest, with the strongest finality. |
| gRPC | A fast streaming protocol used by Yellowstone for live Solana data. |