Updated README.md

README.md

@@ -1,3 +1,57 @@
 # Sim Guides
 
-https://docs.sim.dune.com/
+**Official guides and examples for Sim by Dune** — a high-performance, multichain blockchain data API. 📦
+
+🔗 [**Sim Docs**](https://docs.sim.dune.com/)
+
+-----
+
+## 🚀 Why Sim?
+
+Get **fast, normalized on-chain data** across 60+ EVM chains (plus Solana beta). Ideal for wallets, analytics, bots, and AI agents.
+
+-----
+
+## 📚 What's Inside
+
+Step-by-step guides for:
+
+  * **Real-time Multi-chain Wallet** (`wallet-ui/`)
+  * **NFT Collectibles Display**
+  * **Real-time AI Chat Agent** (`simchat/`)
+
+-----
+
+## ⚡ Quickstart
+
+1.  **Get API Key:** [Sim Dashboard](https://www.google.com/search?q=https://docs.sim.dune.com/guides/api-keys)
+2.  **First Call:**
+    ```bash
+    curl -H "X-Sim-Api-Key: $SIM_API_KEY" https://api.sim.dune.com/v1/evm/balances/0xd8da6...6045
+    ```
+3.  **Run Examples:**
+    ```bash
+    git clone https://github.com/duneanalytics/sim-guides
+    cd sim-guides/wallet-ui # or simchat
+    npm install
+    cp .env.template .env # Add API keys
+    node server.js        # (for wallet-ui)
+    open http://localhost:3001
+    ```
+
+-----
+
+## ✅ Best Practices
+
+  * Use **HTTPS**.
+  * Keep **API keys secure** (`.env`).
+  * Implement **pagination**.
+  * Handle **errors/rate limits**.
+
+-----
+
+## 🔗 Learn More
+
+  * **API Reference:** [https://docs.sim.dune.com](https://docs.sim.dune.com)
+  * **Code Examples:** See `simchat/` and `wallet-ui/`
+  * **Community:** [Open an issue](https://www.google.com/search?q=https://github.com/duneanalytics/sim-guides/issues)