Back to traction

Every distribution, in one place.

43 packages on npm, grouped by surface area. Pick the one that fits your stack.

43
Packagesacross the ecosystem
10
Surfacescategories shipped
9.6M
Weekly downloadscombined across npm

Share of weekly downloads

9.6M / week across 42 packages

  • assistant-stream15%
  • assistant-cloud14%
  • @assistant-ui/react13%
  • @assistant-ui/tap13%
  • 38 more46%

Core

Runtime primitives every distribution shares.

@assistant-ui/reactTypeScript/React library for AI chat.1.3M / week+15%@assistant-ui/coreFramework-agnostic core runtime.885.5k / week+15%@assistant-ui/storeTap-based state management.1.2M / week+21%@assistant-ui/tapZero-dependency reactive primitives.1.2M / week+12%

Tooling & CLI

Scaffolding and build tooling.

assistant-uiCLI for assistant-ui.8.9k / week+23%create-assistant-uiScaffold an assistant-ui app in one command.321 / week+13%@assistant-ui/x-buildutilsShared build utilities for the monorepo.218 / week+47%@assistant-ui/nextNext.js plugin for the generative UI compiler.1.2k / week+49%@assistant-ui/viteVite plugin for the generative UI compiler.749 / week+105%@assistant-ui/metroMetro plugin for the generative UI compiler.424 / week+434%@assistant-ui/x-generative-compilerFramework-agnostic "use generative" compiler.1.8k / week+72%

Cloud & streaming

Hosted persistence and stream transports.

assistant-cloudHosted backend for assistant-ui.1.3M / week+16%assistant-streamStreaming utilities for AI assistants.1.4M / week+11%@assistant-ui/cloud-ai-sdkAI SDK hooks with assistant-cloud persistence.279 / week+44%

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.315.5k / week+22%@assistant-ui/eveEve runtime adapter.1.4k / week+153%@assistant-ui/react-langgraphLangGraph adapter.31.0k / week-14%@assistant-ui/react-langchainLangChain useStream adapter.933 / week+127%@assistant-ui/react-google-adkGoogle ADK adapter.3.2k / week+145%@assistant-ui/react-opencodeOpenCode runtime adapter.1.3k / week+49%@assistant-ui/react-piPi coding-agent runtime adapter.442 / week+347%

Protocol adapters

Open agent protocols, ready to wire up.

@assistant-ui/react-a2aA2A v1.0 agent-to-agent protocol adapter.1.0k / week-23%@assistant-ui/react-ag-uiAG-UI protocol adapter.43.1k / week+24%@assistant-ui/react-data-streamGeneric data stream adapter.15.1k / week-27%

Platform bindings

Run anywhere React runs.

@assistant-ui/react-nativeReact Native bindings.20.1k / week+89%@assistant-ui/react-inkTerminal UI bindings via Ink.499 / week-21%

UI & rendering

Markdown, rich composers, and devtools.

@assistant-ui/react-markdownStreaming-aware markdown renderer.443.0k / week+10%@assistant-ui/react-streamdownStreamdown-based markdown rendering.228.4k / week-12%@assistant-ui/react-syntax-highlighterSyntax highlighting for assistant-ui.24.7k / week+27%@assistant-ui/react-ink-markdownMarkdown for the terminal distribution.392 / week-4%@assistant-ui/react-lexicalLexical composer with @-mention support.23.2k / week+120%@assistant-ui/react-hook-formReact Hook Form integration.2.3k / week+31%@assistant-ui/react-generative-uiRender model-authored component trees.16.5k / week+999%@assistant-ui/react-devtoolsInspect runtime state in the browser.7.3k / week+32%

Effects & primitives

Standalone packages we built along the way.

tw-glassTailwind v4 plugin for glass refraction effects.468 / week-33%tw-shimmerTailwind v4 plugin for shimmer effects.452.9k / week+11%heat-graphHeadless React components for activity heatmaps.4.3k / week-32%safe-content-frameSecure iframe rendering for untrusted content.661.9k / week+110%

MCP & agents

Tooling for MCP hosts and agent runtimes.

@assistant-ui/mcp-docs-serverMCP server exposing assistant-ui docs.853 / week-51%@assistant-ui/agent-launcherLaunch Claude Code with bundled plugins.5.3k / week+41%@assistant-ui/react-mcpMCP server configuration and connection primitives.932 / week+173%

Observability

Trace, debug, and measure assistants.

@assistant-ui/react-o11yObservability primitives for assistants.507 / week+174%

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/react-trieveTrieve search integration.Deprecated@assistant-ui/react-playgroundStandalone playground runtime.Deprecated