Every package we publish.

45 packages on npm, grouped by surface.

Share of weekly downloads

Core

Runtime primitives every distribution shares.

@assistant-ui/reactTypeScript/React library for AI chat.@assistant-ui/coreFramework-agnostic core runtime.@assistant-ui/storeTap-based state management.@assistant-ui/tapZero-dependency reactive primitives.

Tooling & CLI

Scaffolding and build tooling.

assistant-uiCLI for assistant-ui.@assistant-ui/xpmOne command for npm, yarn, pnpm, bun, deno, and uv.create-assistant-uiScaffold an assistant-ui app in one command.@assistant-ui/x-buildutilsShared build utilities for the monorepo.@assistant-ui/nextNext.js plugin for the generative UI compiler.@assistant-ui/viteVite plugin for the generative UI compiler.@assistant-ui/metroMetro plugin for the generative UI compiler.@assistant-ui/x-generative-compilerFramework-agnostic "use generative" compiler.

Cloud & streaming

Hosted persistence and stream transports.

assistant-cloudHosted backend for assistant-ui.@assistant-ui/gorpClient/server state replicas with optimistic updates over a tiny wire protocol.assistant-streamStreaming utilities for AI assistants.

Framework adapters

Drop-in bindings for popular AI SDKs.

@assistant-ui/ai-sdkVercel AI SDK adapter.@assistant-ui/react-ai-sdkRe-export of @assistant-ui/ai-sdk.@assistant-ui/eveEve runtime adapter.@assistant-ui/react-langgraphLangGraph adapter.@assistant-ui/react-langchainLangChain useStream adapter.@assistant-ui/react-google-adkGoogle ADK adapter.@assistant-ui/react-opencodeOpenCode runtime adapter.@assistant-ui/react-piPi coding-agent runtime adapter.

Protocol adapters

Open agent protocols, ready to wire up.

@assistant-ui/react-a2aA2A v1.0 agent-to-agent protocol adapter.@assistant-ui/react-ag-uiAG-UI protocol adapter.@assistant-ui/react-data-streamGeneric data stream adapter.

Platform bindings

Native, terminal, and Vue bindings.

@assistant-ui/react-nativeReact Native bindings.@assistant-ui/react-inkTerminal UI bindings via Ink.@assistant-ui/vueVue bindings.

UI & rendering

Markdown, rich composers, and devtools.

@assistant-ui/react-markdownStreaming-aware markdown renderer.@assistant-ui/local-pdf-adapterLocal PDF attachment adapter for @assistant-ui/react.@assistant-ui/react-streamdownStreamdown-based markdown rendering.@assistant-ui/react-syntax-highlighterSyntax highlighting for assistant-ui.@assistant-ui/react-ink-markdownMarkdown for the terminal distribution.@assistant-ui/react-lexicalLexical composer with @-mention support.@assistant-ui/react-hook-formReact Hook Form integration.@assistant-ui/react-generative-uiRender model-authored component trees.@assistant-ui/react-devtoolsInspect runtime state in the browser.

Effects & primitives

Standalone packages we built along the way.

tw-shimmerTailwind v4 plugin for shimmer effects.heat-graphHeadless React components for activity heatmaps.safe-content-frameSecure iframe rendering for untrusted content.

MCP & agents

Tooling for MCP hosts and agent runtimes.

@assistant-ui/mcp-docs-serverMCP server exposing assistant-ui docs.@assistant-ui/agent-launcherLaunch Claude Code with bundled plugins.@assistant-ui/react-mcpMCP server configuration and connection primitives.

Observability

Trace, debug, and measure assistants.

@assistant-ui/react-o11yObservability primitives for assistants.

Deprecated

No longer maintained. Kept on npm for existing installs.

@assistant-ui/react-edgeLegacy edge runtime, superseded by the AI SDK adapter.deprecated@assistant-ui/stylesPrebuilt styles for non-Tailwind users.deprecated@assistant-ui/cloud-ai-sdkAI SDK hooks with assistant-cloud persistence; replaced by the cloud option of useChatRuntime.deprecated@assistant-ui/react-trieveTrieve search integration.deprecated@assistant-ui/react-uiPre-styled React components, superseded by the registry.deprecated@assistant-ui/react-playgroundStandalone playground runtime.deprecated