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What is Vercel AI SDK?
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What is an AI SDK?
What is Vercel Generative UI?
Thinking about building AI-powered apps but not sure where to start?
The Vercel AI SDK makes it easier to add advanced AI features to your projects. It’s an open-source toolkit that helps developers create AI-powered apps and agents with less effort. To get started, you'll need Node.js 18+ and pnpm installed on your machine. Once you’ve set that up, starting the development server will let you test and build features as you go.
This blog will walk you through the core components, key features, and how to make the most of the Vercel AI SDK.
Vercel AI is a robust toolkit for building AI-powered applications and agents with popular frameworks like React, Next.js, Vue, Svelte, and Node.js. It provides a unified API for interacting with large language models (LLMs) from various providers, making it easier to integrate AI capabilities into your applications. Additionally, Vercel's AI SDK is integrated with Vercel products like Serverless and Edge Functions, further enhancing its utility for developers.
The AI SDK Core module is the foundation of the Vercel AI SDK. It provides a standardized approach to integrating interactions with LLMs in modern web applications. The AI SDK Core offers a single way of interfacing with LLMs from supported providers through a Language Model Specification. To create a POST route handler using the AI SDK Core, you can use 'export async function post' to process incoming requests by extracting messages, querying the AI model, and returning a streamed response to the client.
Unified API: The AI SDK Core provides a unified API for generating text, structured objects, tool calls, and building agents with LLMs. This unified API supports multiple model providers, including OpenAI, Anthropic, Google, and more.
Framework-Agnostic: The AI SDK Core is designed to be framework-agnostic, allowing you to use it with different frameworks and use cases. This flexibility makes it a versatile tool for developers working with various technologies.
Streaming Support: The AI SDK Core supports streaming responses from LLMs, enabling real-time data representation in your applications. This feature is crucial for building interactive and dynamic user interfaces.
The AI SDK UI module provides a set of hooks that help you build chatbots and generative user interfaces. These hooks are framework-agnostic, so they can be used in Next.js, React, Svelte, Vue, and SolidJS. The AI SDK UI simplifies the process of building interactive applications like chat applications, handling complex tasks like state management, parsing, and streaming data. The Vercel AI SDK also includes React and Svelte hooks for data fetching and rendering streaming text responses, making it even more versatile for developers.
Chatbot Development: The AI SDK UI provides hooks for building chatbots that can interact with users in real-time. These hooks simplify the process of handling user inputs, generating responses, and managing conversation state.
Generative UI: The AI SDK UI provides a more flexible and powerful way to create streamable UIs compared to the render function. This capability is essential for building dynamic and interactive user interfaces that integrate with AI models.
Large language models (LLMs) are a subset of generative models primarily focusing on text and are trained on large amounts of text data. The Vercel AI SDK provides tools and functions to interact with LLMs efficiently.
Generate Object Function: The Vercel AI SDK provides a generateObject function that uses Zod schemas to define the shape of the expected data. This function simplifies the process of generating structured data from LLMs and enhances type safety and accuracy.
Stream Object Function: The streamObject function allows you to stream a model’s response as it is generated. This function is crucial for building real-time applications that require immediate feedback from LLMs.
To help you get started with your AI-powered application, Vercel provides a variety of templates that include AI SDK integrations for different use cases, providers, and frameworks. These templates are designed to be easy to use and customize, saving you time and effort when building your AI-powered application.
Starter Kits: Vercel offers starter kits for building chatbots, multi-modal chat interfaces, semantic image search applications, and more. These starter kits come with pre-built components and features that you can customize to fit your needs.
Feature Exploration: Vercel provides templates for exploring specific features like feature flags, telemetry, and structured object streaming. These templates help you understand how to implement advanced AI features in your applications.
Framework-Specific Templates: Vercel offers templates for popular frameworks like Next.js, Nuxt.js, SvelteKit, and SolidJS. These templates come with pre-configured AI SDK integrations, making it easier to build AI-powered applications with your preferred framework.
The Vercel AI SDK provides a comprehensive toolkit for building AI applications, simplifying the integration of AI into modern web applications. The SDK offers a unified API for AI providers like Google, OpenAI, Mistral, and Anthropic, and supports streaming, generative UI, and other advanced capabilities.
Generative UI: The Vercel AI SDK provides tools for building generative user interfaces that integrate with AI models. These tools simplify the process of creating dynamic and interactive user interfaces that leverage the power of AI.
Text Generation: The Vercel AI SDK provides functions for generating text from LLMs. These functions support streaming and structured object generation, making it easier to build real-time and interactive applications.
The Vercel AI SDK is engineered to deliver optimal performance, ensuring that AI-powered applications run swiftly and efficiently. Developers can leverage various caching mechanisms to reduce the load on AI models, significantly improving response times. The SDK also offers tools for optimizing model performance, such as model pruning and quantization, which help in reducing the computational load without compromising accuracy.
To further enhance performance, developers can employ techniques like parallel processing and batch processing, which allow for the simultaneous execution of multiple tasks, thereby speeding up the overall process. Additionally, Vercel’s Edge Network and Serverless Functions provide a robust infrastructure for deploying AI-powered applications with low latency and high scalability, ensuring that applications remain responsive and efficient even under heavy loads.
The Vercel AI SDK excels in its ability to seamlessly integrate with a wide array of third-party tools and services, such as OpenAI, Hugging Face, and LangChain. This flexibility allows developers to leverage pre-built adapters and connectors to effortlessly incorporate AI models into their applications. The SDK’s support for popular frameworks like React, Next.js, and Vue further simplifies the integration process, enabling developers to add AI-powered features to their existing applications with ease.
Moreover, developers can utilize APIs and SDKs from third-party providers to extend the functionality of their AI-powered applications, creating more comprehensive and versatile solutions. Vercel’s extensive ecosystem of partners and integrations ensures that developers have access to a broad range of tools and services, empowering them to build robust and feature-rich AI-powered applications.
The Vercel AI SDK places a strong emphasis on AI ethics and responsible AI practices, guiding developers to create applications that are fair, transparent, and accountable. Developers can utilize tools and frameworks like AI Explainability and Model Interpretability to gain insights into AI-driven decisions, ensuring that these decisions can be understood and explained to end-users.
The SDK also provides comprehensive guidelines and best practices for developing AI-powered applications that respect user privacy and data protection. Vercel’s commitment to AI ethics is reflected in its adherence to industry standards and regulations, such as the EU’s AI Ethics Guidelines. By leveraging Vercel’s resources and expertise, developers can build AI-powered applications that not only deliver advanced functionalities but also prioritize human values and well-being, fostering trust and reliability in AI technologies.
The Vercel AI SDK community can be found on GitHub Discussions. This community is a great place to get help and feedback on your AI-powered application. You can ask questions, voice ideas, and share your knowledge and expertise with others.
Support and Feedback: The Vercel AI SDK community provides a supportive environment where you can get help with your AI-powered application. You can ask questions, share your projects, and get feedback from other developers.
Contributions: The Vercel AI SDK community welcomes contributions from developers. You can contribute by submitting bug reports, feature requests, or pull requests on the GitHub repository.
Upgrading to AI SDK 3.1 does not require using the newly released AI SDK Core API or streamUI function. No changes are needed to your existing AI SDK 3.0 code. The AI SDK 3.1 release introduces several new features that improve the way you build AI applications with the SDK.
Backward Compatibility: AI SDK 3.1 is backward compatible with AI SDK 3.0, ensuring that your existing code will continue to work without any modifications.
New Features: AI SDK 3.1 introduces new features like the AI SDK Core API and streamUI function. These features provide more flexibility and power when building AI applications with the SDK.
The Vercel AI SDK makes building AI-powered apps and agents easier. Its unified API and framework-agnostic design let developers work with AI without extra hassle. With a strong community and a variety of templates and tools, the Vercel AI SDK simplifies the process, helping developers create smarter applications faster.
