> ## Documentation Index > Fetch the complete documentation index at: https://cashfreepayments-d00050e9-theme-update.mintlify.site/llms.txt > Use this file to discover all available pages before exploring further. # Cashien AI **Cashien AI** is an AI-powered assistant that helps you integrate with Cashfree Payments. Cashien AI is fine-tuned with Cashfree-specific knowledge. It provides real-time, context-aware code suggestions and guidance for payment flows, SDK setup, error resolution, and integration best practices. Use Cashien AI to: * Get answers to questions about Cashfree APIs and products. * Access code snippets and follow step-by-step guidance. * Resolve integration issues and ask follow-up questions. You can access Cashien AI in the following ways: **Copilot chat participant** * Easy to set up and integrate. * Automatically pastes and adapts responses within your codebase using GitHub Copilot. * Eliminates context switching, no need to open a browser or search external help. * Requires manual insertion of code into your project. Click here to install [Cashien AI Copilot chat](https://marketplace.visualstudio.com/items?itemName=vscode-cf.cashien). For a detailed guide, refer to the [installation steps](/tools-ai/cashien-ai#installing-cashien-ai-copilot-chat). **Cashfree MCP** * Use Agent mode to search the codebase, identify relevant files, and insert code. * Access help content while writing code in the same interface. * Test APIs directly within the tool. * Works with all MCP clients, including the Claude app. * Requires moderate setup and integration effort. Click here to install [Cashfree Local MCP](https://github.com/cashfree/cashfree-mcp). For a detailed guide on using remote and local MCP servers, refer to the [MCP Server](/tools-ai/mcp-server). ## Supported languages Cashien AI supports a wide range of programming languages, including: * C# * Go * Java * JavaScript * Kotlin * PHP * Python * Ruby * Swift * TypeScript ## Installing Cashien AI Copilot chat Before installing Cashien AI, ensure the following: * Visual Studio Code is installed. * GitHub Copilot is installed and configured. To install Cashien AI in Visual Studio Code: 1. Open Visual Studio Code. 2. Open the Extensions view: * Select the Extensions icon, or * Press **Ctrl+Shift+X** (Windows/Linux) or **Cmd+Shift+X** (macOS). 3. Search for **Cashien AI** and click **Install**. 4. Enable the extension after installation. 5. Select **Enable Auto Update** to receive the latest updates and features. ### Getting started To open the Cashien chat interface: 1. Open the Command Palette: * Press **Ctrl+Shift+P** (Windows/Linux) or **Cmd+Shift+P** (macOS). 2. Search for and select **Cashien: Open Cashien Chat**. In the chat interface, perform the following: * Type **@cashien** to add the assistant as a chat participant. * Set **Chat Mode** to **Ask**. * Select your preferred LLM model. * Enter your integration-related queries. You can use the following commands in the chat: * **Open Cashien chat** – Launches the Cashien AI chat interface. * **@cashien** – Invokes the assistant for Cashfree-specific queries. * **/clear** – Clears chat history and resets the current session. ### Sample prompts Use these example prompts to get started with Cashien AI: * How do I create an order using the Cashfree Payments API? * Provide code to initiate a refund using the Cashfree Python SDK. * I’m seeing an `order_already_exists` error in the Create Order API. How can I resolve it? * Integrate the Cashfree iOS SDK into a Swift app using hosted checkout. * Create a Node.js flow: If payment fails, generate a new link and email it to the customer. Refer to the following video for sample use case: