# AI SDK Core ## Navigation - [AI SDK by Vercel](/v7/docs/introduction) - [Foundations](/v7/docs/foundations) - [Overview](/v7/docs/foundations/overview) - [Providers and Models](/v7/docs/foundations/providers-and-models) - [Prompts](/v7/docs/foundations/prompts) - [Tools](/v7/docs/foundations/tools) - [Streaming](/v7/docs/foundations/streaming) - [Provider Options](/v7/docs/foundations/provider-options) - [Getting Started](/v7/docs/getting-started) - [Choosing a Provider](/v7/docs/getting-started/choosing-a-provider) - [Navigating the Library](/v7/docs/getting-started/navigating-the-library) - [Next.js App Router](/v7/docs/getting-started/nextjs-app-router) - [Next.js Pages Router](/v7/docs/getting-started/nextjs-pages-router) - [Svelte](/v7/docs/getting-started/svelte) - [Vue.js (Nuxt)](/v7/docs/getting-started/nuxt) - [Node.js](/v7/docs/getting-started/nodejs) - [Expo](/v7/docs/getting-started/expo) - [TanStack Start](/v7/docs/getting-started/tanstack-start) - [Coding Agents](/v7/docs/getting-started/coding-agents) - [Agents](/v7/docs/agents) - [Overview](/v7/docs/agents/overview) - [Building Agents](/v7/docs/agents/building-agents) - [Workflow Patterns](/v7/docs/agents/workflows) - [Loop Control](/v7/docs/agents/loop-control) - [Configuring Call Options](/v7/docs/agents/configuring-call-options) - [Memory](/v7/docs/agents/memory) - [Subagents](/v7/docs/agents/subagents) - [WorkflowAgent](/v7/docs/agents/workflow-agent) - [AI SDK Core](/v7/docs/ai-sdk-core) - [Overview](/v7/docs/ai-sdk-core/overview) - [Generating Text](/v7/docs/ai-sdk-core/generating-text) - [Generating Structured Data](/v7/docs/ai-sdk-core/generating-structured-data) - [Tool Calling](/v7/docs/ai-sdk-core/tools-and-tool-calling) - [Model Context Protocol (MCP)](/v7/docs/ai-sdk-core/mcp-tools) - [Prompt Engineering](/v7/docs/ai-sdk-core/prompt-engineering) - [Settings](/v7/docs/ai-sdk-core/settings) - [Reasoning](/v7/docs/ai-sdk-core/reasoning) - [Embeddings](/v7/docs/ai-sdk-core/embeddings) - [Reranking](/v7/docs/ai-sdk-core/reranking) - [Image Generation](/v7/docs/ai-sdk-core/image-generation) - [Transcription](/v7/docs/ai-sdk-core/transcription) - [Speech](/v7/docs/ai-sdk-core/speech) - [Video Generation](/v7/docs/ai-sdk-core/video-generation) - [File Uploads](/v7/docs/ai-sdk-core/file-uploads) - [Language Model Middleware](/v7/docs/ai-sdk-core/middleware) - [Skill Uploads](/v7/docs/ai-sdk-core/skill-uploads) - [Provider & Model Management](/v7/docs/ai-sdk-core/provider-management) - [Error Handling](/v7/docs/ai-sdk-core/error-handling) - [Testing](/v7/docs/ai-sdk-core/testing) - [Telemetry](/v7/docs/ai-sdk-core/telemetry) - [DevTools](/v7/docs/ai-sdk-core/devtools) - [Event Callbacks](/v7/docs/ai-sdk-core/event-listeners) - [AI SDK UI](/v7/docs/ai-sdk-ui) - [Overview](/v7/docs/ai-sdk-ui/overview) - [Chatbot](/v7/docs/ai-sdk-ui/chatbot) - [Chatbot Message Persistence](/v7/docs/ai-sdk-ui/chatbot-message-persistence) - [Chatbot Resume Streams](/v7/docs/ai-sdk-ui/chatbot-resume-streams) - [Chatbot Tool Usage](/v7/docs/ai-sdk-ui/chatbot-tool-usage) - [Generative User Interfaces](/v7/docs/ai-sdk-ui/generative-user-interfaces) - [Completion](/v7/docs/ai-sdk-ui/completion) - [Object Generation](/v7/docs/ai-sdk-ui/object-generation) - [Streaming Custom Data](/v7/docs/ai-sdk-ui/streaming-data) - [Error Handling](/v7/docs/ai-sdk-ui/error-handling) - [Transport](/v7/docs/ai-sdk-ui/transport) - [Reading UIMessage Streams](/v7/docs/ai-sdk-ui/reading-ui-message-streams) - [Message Metadata](/v7/docs/ai-sdk-ui/message-metadata) - [Stream Protocols](/v7/docs/ai-sdk-ui/stream-protocol) - [AI SDK RSC](/v7/docs/ai-sdk-rsc) - [Overview](/v7/docs/ai-sdk-rsc/overview) - [Streaming React Components](/v7/docs/ai-sdk-rsc/streaming-react-components) - [Managing Generative UI State](/v7/docs/ai-sdk-rsc/generative-ui-state) - [Saving and Restoring States](/v7/docs/ai-sdk-rsc/saving-and-restoring-states) - [Multistep Interfaces](/v7/docs/ai-sdk-rsc/multistep-interfaces) - [Streaming Values](/v7/docs/ai-sdk-rsc/streaming-values) - [Handling Loading State](/v7/docs/ai-sdk-rsc/loading-state) - [Error Handling](/v7/docs/ai-sdk-rsc/error-handling) - [Handling Authentication](/v7/docs/ai-sdk-rsc/authentication) - [Migrating from RSC to UI](/v7/docs/ai-sdk-rsc/migrating-to-ui) - [Advanced](/v7/docs/advanced) - [Prompt Engineering](/v7/docs/advanced/prompt-engineering) - [Stopping Streams](/v7/docs/advanced/stopping-streams) - [Backpressure](/v7/docs/advanced/backpressure) - [Caching](/v7/docs/advanced/caching) - [Multiple Streamables](/v7/docs/advanced/multiple-streamables) - [Rate Limiting](/v7/docs/advanced/rate-limiting) - [Rendering UI with Language Models](/v7/docs/advanced/rendering-ui-with-language-models) - [Language Models as Routers](/v7/docs/advanced/model-as-router) - [Multistep Interfaces](/v7/docs/advanced/multistep-interfaces) - [Sequential Generations](/v7/docs/advanced/sequential-generations) - [Vercel Deployment Guide](/v7/docs/advanced/vercel-deployment-guide) - [Reference](/v7/docs/reference) - [AI SDK Core](/v7/docs/reference/ai-sdk-core) - [generateText](/v7/docs/reference/ai-sdk-core/generate-text) - [streamText](/v7/docs/reference/ai-sdk-core/stream-text) - [embed](/v7/docs/reference/ai-sdk-core/embed) - [embedMany](/v7/docs/reference/ai-sdk-core/embed-many) - [rerank](/v7/docs/reference/ai-sdk-core/rerank) - [generateImage](/v7/docs/reference/ai-sdk-core/generate-image) - [transcribe](/v7/docs/reference/ai-sdk-core/transcribe) - [generateSpeech](/v7/docs/reference/ai-sdk-core/generate-speech) - [experimental_generateVideo](/v7/docs/reference/ai-sdk-core/generate-video) - [uploadFile](/v7/docs/reference/ai-sdk-core/upload-file) - [uploadSkill](/v7/docs/reference/ai-sdk-core/upload-skill) - [Agent (Interface)](/v7/docs/reference/ai-sdk-core/agent) - [ToolLoopAgent](/v7/docs/reference/ai-sdk-core/tool-loop-agent) - [createAgentUIStream](/v7/docs/reference/ai-sdk-core/create-agent-ui-stream) - [createAgentUIStreamResponse](/v7/docs/reference/ai-sdk-core/create-agent-ui-stream-response) - [pipeAgentUIStreamToResponse](/v7/docs/reference/ai-sdk-core/pipe-agent-ui-stream-to-response) - [tool](/v7/docs/reference/ai-sdk-core/tool) - [dynamicTool](/v7/docs/reference/ai-sdk-core/dynamic-tool) - [createMCPClient](/v7/docs/reference/ai-sdk-core/create-mcp-client) - [Experimental_StdioMCPTransport](/v7/docs/reference/ai-sdk-core/mcp-stdio-transport) - [jsonSchema](/v7/docs/reference/ai-sdk-core/json-schema) - [zodSchema](/v7/docs/reference/ai-sdk-core/zod-schema) - [valibotSchema](/v7/docs/reference/ai-sdk-core/valibot-schema) - [Output](/v7/docs/reference/ai-sdk-core/output) - [filterActiveTools](/v7/docs/reference/ai-sdk-core/filter-active-tools) - [ModelMessage](/v7/docs/reference/ai-sdk-core/model-message) - [UIMessage](/v7/docs/reference/ai-sdk-core/ui-message) - [validateUIMessages](/v7/docs/reference/ai-sdk-core/validate-ui-messages) - [safeValidateUIMessages](/v7/docs/reference/ai-sdk-core/safe-validate-ui-messages) - [createProviderRegistry](/v7/docs/reference/ai-sdk-core/provider-registry) - [customProvider](/v7/docs/reference/ai-sdk-core/custom-provider) - [cosineSimilarity](/v7/docs/reference/ai-sdk-core/cosine-similarity) - [wrapLanguageModel](/v7/docs/reference/ai-sdk-core/wrap-language-model) - [wrapImageModel](/v7/docs/reference/ai-sdk-core/wrap-image-model) - [LanguageModelV4Middleware](/v7/docs/reference/ai-sdk-core/language-model-v2-middleware) - [extractReasoningMiddleware](/v7/docs/reference/ai-sdk-core/extract-reasoning-middleware) - [simulateStreamingMiddleware](/v7/docs/reference/ai-sdk-core/simulate-streaming-middleware) - [defaultSettingsMiddleware](/v7/docs/reference/ai-sdk-core/default-settings-middleware) - [addToolInputExamplesMiddleware](/v7/docs/reference/ai-sdk-core/add-tool-input-examples-middleware) - [extractJsonMiddleware](/v7/docs/reference/ai-sdk-core/extract-json-middleware) - [isStepCount](/v7/docs/reference/ai-sdk-core/is-step-count) - [hasToolCall](/v7/docs/reference/ai-sdk-core/has-tool-call) - [isLoopFinished](/v7/docs/reference/ai-sdk-core/loop-finished) - [simulateReadableStream](/v7/docs/reference/ai-sdk-core/simulate-readable-stream) - [smoothStream](/v7/docs/reference/ai-sdk-core/smooth-stream) - [generateId](/v7/docs/reference/ai-sdk-core/generate-id) - [createIdGenerator](/v7/docs/reference/ai-sdk-core/create-id-generator) - [DefaultGeneratedFile](/v7/docs/reference/ai-sdk-core/default-generated-file) - [AI SDK UI](/v7/docs/reference/ai-sdk-ui) - [useChat](/v7/docs/reference/ai-sdk-ui/use-chat) - [useCompletion](/v7/docs/reference/ai-sdk-ui/use-completion) - [useObject](/v7/docs/reference/ai-sdk-ui/use-object) - [convertToModelMessages](/v7/docs/reference/ai-sdk-ui/convert-to-model-messages) - [pruneMessages](/v7/docs/reference/ai-sdk-ui/prune-messages) - [createUIMessageStream](/v7/docs/reference/ai-sdk-ui/create-ui-message-stream) - [createUIMessageStreamResponse](/v7/docs/reference/ai-sdk-ui/create-ui-message-stream-response) - [pipeUIMessageStreamToResponse](/v7/docs/reference/ai-sdk-ui/pipe-ui-message-stream-to-response) - [readUIMessageStream](/v7/docs/reference/ai-sdk-ui/read-ui-message-stream) - [InferUITools](/v7/docs/reference/ai-sdk-ui/infer-ui-tools) - [InferUITool](/v7/docs/reference/ai-sdk-ui/infer-ui-tool) - [DirectChatTransport](/v7/docs/reference/ai-sdk-ui/direct-chat-transport) - [AI SDK RSC](/v7/docs/reference/ai-sdk-rsc) - [streamUI](/v7/docs/reference/ai-sdk-rsc/stream-ui) - [createAI](/v7/docs/reference/ai-sdk-rsc/create-ai) - [createStreamableUI](/v7/docs/reference/ai-sdk-rsc/create-streamable-ui) - [createStreamableValue](/v7/docs/reference/ai-sdk-rsc/create-streamable-value) - [readStreamableValue](/v7/docs/reference/ai-sdk-rsc/read-streamable-value) - [getAIState](/v7/docs/reference/ai-sdk-rsc/get-ai-state) - [getMutableAIState](/v7/docs/reference/ai-sdk-rsc/get-mutable-ai-state) - [useAIState](/v7/docs/reference/ai-sdk-rsc/use-ai-state) - [useActions](/v7/docs/reference/ai-sdk-rsc/use-actions) - [useUIState](/v7/docs/reference/ai-sdk-rsc/use-ui-state) - [useStreamableValue](/v7/docs/reference/ai-sdk-rsc/use-streamable-value) - [render (Removed)](/v7/docs/reference/ai-sdk-rsc/render) - [AI SDK Workflow](/v7/docs/reference/ai-sdk-workflow) - [WorkflowAgent](/v7/docs/reference/ai-sdk-workflow/workflow-agent) - [WorkflowChatTransport](/v7/docs/reference/ai-sdk-workflow/workflow-chat-transport) - [AI SDK Errors](/v7/docs/reference/ai-sdk-errors) - [AI_APICallError](/v7/docs/reference/ai-sdk-errors/ai-api-call-error) - [AI_DownloadError](/v7/docs/reference/ai-sdk-errors/ai-download-error) - [AI_EmptyResponseBodyError](/v7/docs/reference/ai-sdk-errors/ai-empty-response-body-error) - [AI_InvalidArgumentError](/v7/docs/reference/ai-sdk-errors/ai-invalid-argument-error) - [AI_InvalidDataContentError](/v7/docs/reference/ai-sdk-errors/ai-invalid-data-content-error) - [AI_InvalidMessageRoleError](/v7/docs/reference/ai-sdk-errors/ai-invalid-message-role-error) - [AI_InvalidPromptError](/v7/docs/reference/ai-sdk-errors/ai-invalid-prompt-error) - [AI_InvalidResponseDataError](/v7/docs/reference/ai-sdk-errors/ai-invalid-response-data-error) - [AI_InvalidToolApprovalError](/v7/docs/reference/ai-sdk-errors/ai-invalid-tool-approval-error) - [AI_InvalidToolInputError](/v7/docs/reference/ai-sdk-errors/ai-invalid-tool-input-error) - [AI_JSONParseError](/v7/docs/reference/ai-sdk-errors/ai-json-parse-error) - [AI_LoadAPIKeyError](/v7/docs/reference/ai-sdk-errors/ai-load-api-key-error) - [AI_LoadSettingError](/v7/docs/reference/ai-sdk-errors/ai-load-setting-error) - [AI_MessageConversionError](/v7/docs/reference/ai-sdk-errors/ai-message-conversion-error) - [AI_NoContentGeneratedError](/v7/docs/reference/ai-sdk-errors/ai-no-content-generated-error) - [AI_NoImageGeneratedError](/v7/docs/reference/ai-sdk-errors/ai-no-image-generated-error) - [AI_NoObjectGeneratedError](/v7/docs/reference/ai-sdk-errors/ai-no-object-generated-error) - [AI_NoOutputGeneratedError](/v7/docs/reference/ai-sdk-errors/ai-no-output-generated-error) - [AI_NoSpeechGeneratedError](/v7/docs/reference/ai-sdk-errors/ai-no-speech-generated-error) - [AI_NoSuchModelError](/v7/docs/reference/ai-sdk-errors/ai-no-such-model-error) - [AI_NoSuchProviderError](/v7/docs/reference/ai-sdk-errors/ai-no-such-provider-error) - [AI_NoSuchProviderReferenceError](/v7/docs/reference/ai-sdk-errors/ai-no-such-provider-reference-error) - [AI_NoSuchToolError](/v7/docs/reference/ai-sdk-errors/ai-no-such-tool-error) - [AI_NoTranscriptGeneratedError](/v7/docs/reference/ai-sdk-errors/ai-no-transcript-generated-error) - [AI_NoVideoGeneratedError](/v7/docs/reference/ai-sdk-errors/ai-no-video-generated-error) - [AI_RetryError](/v7/docs/reference/ai-sdk-errors/ai-retry-error) - [AI_TooManyEmbeddingValuesForCallError](/v7/docs/reference/ai-sdk-errors/ai-too-many-embedding-values-for-call-error) - [AI_ToolCallNotFoundForApprovalError](/v7/docs/reference/ai-sdk-errors/ai-tool-call-not-found-for-approval-error) - [ToolCallRepairError](/v7/docs/reference/ai-sdk-errors/ai-tool-call-repair-error) - [AI_TypeValidationError](/v7/docs/reference/ai-sdk-errors/ai-type-validation-error) - [AI_UIMessageStreamError](/v7/docs/reference/ai-sdk-errors/ai-ui-message-stream-error) - [AI_UnsupportedFunctionalityError](/v7/docs/reference/ai-sdk-errors/ai-unsupported-functionality-error) - [Migration Guides](/v7/docs/migration-guides) - [Versioning](/v7/docs/migration-guides/versioning) - [Migrate AI SDK 6.x to 7.0](/v7/docs/migration-guides/migration-guide-7-0) - [Migrate AI SDK 5.x to 6.0](/v7/docs/migration-guides/migration-guide-6-0) - [Migrate Your Data to AI SDK 5.0](/v7/docs/migration-guides/migration-guide-5-0-data) - [Migrate AI SDK 4.x to 5.0](/v7/docs/migration-guides/migration-guide-5-0) - [Migrate AI SDK 4.1 to 4.2](/v7/docs/migration-guides/migration-guide-4-2) - [Migrate AI SDK 4.0 to 4.1](/v7/docs/migration-guides/migration-guide-4-1) - [Migrate AI SDK 3.4 to 4.0](/v7/docs/migration-guides/migration-guide-4-0) - [Migrate AI SDK 3.3 to 3.4](/v7/docs/migration-guides/migration-guide-3-4) - [Migrate AI SDK 3.2 to 3.3](/v7/docs/migration-guides/migration-guide-3-3) - [Migrate AI SDK 3.1 to 3.2](/v7/docs/migration-guides/migration-guide-3-2) - [Migrate AI SDK 3.0 to 3.1](/v7/docs/migration-guides/migration-guide-3-1) - [Troubleshooting](/v7/docs/troubleshooting) - [Azure OpenAI Slow to Stream](/v7/docs/troubleshooting/azure-stream-slow) - [Server Actions in Client Components](/v7/docs/troubleshooting/server-actions-in-client-components) - [useChat/useCompletion stream output contains 0:... instead of text](/v7/docs/troubleshooting/strange-stream-output) - [Streamable UI Errors](/v7/docs/troubleshooting/streamable-ui-errors) - [Tool Invocation Missing Result Error](/v7/docs/troubleshooting/tool-invocation-missing-result) - [Streaming Not Working When Deployed](/v7/docs/troubleshooting/streaming-not-working-when-deployed) - [Streaming Not Working When Proxied](/v7/docs/troubleshooting/streaming-not-working-when-proxied) - [Getting Timeouts When Deploying on Vercel](/v7/docs/troubleshooting/timeout-on-vercel) - [Unclosed Streams](/v7/docs/troubleshooting/unclosed-streams) - [useChat Failed to Parse Stream](/v7/docs/troubleshooting/use-chat-failed-to-parse-stream) - [Server Action Plain Objects Error](/v7/docs/troubleshooting/client-stream-error) - [useChat No Response](/v7/docs/troubleshooting/use-chat-tools-no-response) - [Custom headers, body, and credentials not working with useChat](/v7/docs/troubleshooting/use-chat-custom-request-options) - [TypeScript performance issues with Zod and AI SDK 5](/v7/docs/troubleshooting/typescript-performance-zod) - [useChat "An error occurred"](/v7/docs/troubleshooting/use-chat-an-error-occurred) - [Repeated assistant messages in useChat](/v7/docs/troubleshooting/repeated-assistant-messages) - [onFinish not called when stream is aborted](/v7/docs/troubleshooting/stream-abort-handling) - [Tool calling with structured outputs](/v7/docs/troubleshooting/tool-calling-with-structured-outputs) - [Abort breaks resumable streams](/v7/docs/troubleshooting/abort-breaks-resumable-streams) - [streamText fails silently](/v7/docs/troubleshooting/stream-text-not-working) - [Streaming Status Shows But No Text Appears](/v7/docs/troubleshooting/streaming-status-delay) - [Stale body values with useChat](/v7/docs/troubleshooting/use-chat-stale-body-data) - [Type Error with onToolCall](/v7/docs/troubleshooting/ontoolcall-type-narrowing) - [Unsupported model version error](/v7/docs/troubleshooting/unsupported-model-version) - [Object generation failed with OpenAI](/v7/docs/troubleshooting/no-object-generated-content-filter) - [Missing Tool Results Error](/v7/docs/troubleshooting/missing-tool-results-error) - [Model is not assignable to type "LanguageModelV1"](/v7/docs/troubleshooting/model-is-not-assignable-to-type) - [TypeScript error "Cannot find namespace 'JSX'"](/v7/docs/troubleshooting/typescript-cannot-find-namespace-jsx) - [React error "Maximum update depth exceeded"](/v7/docs/troubleshooting/react-maximum-update-depth-exceeded) - [Jest: cannot find module '@ai-sdk/rsc'](/v7/docs/troubleshooting/jest-cannot-find-module-ai-rsc) - [High memory usage when processing many images](/v7/docs/troubleshooting/high-memory-usage-with-images) [Full Sitemap](/sitemap.md)