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copilotkit

npm

Packages

Current Co-maintainers

Former Co-maintainers

52 packages

agent-langraph-interrupt

@ag-ui/a2a

A TypeScript integration that connects AG-UI agents with remote services that expose the [A2A protocol](https://a2a.dev/). It converts AG-UI conversations into A2A payloads, forwards them through the official A2A SDK, and replays the responses back into A

@ag-ui/a2a-middleware

This starter kit demonstrates how to set up a middleware server that can be used to proxy events from the agent to the frontend.

@ag-ui/a2ui-middleware

@ag-ui/ag2

AG-UI client for [AG2](https://ag2.ai/) (formerly AutoGen) servers that expose the AG-UI protocol via `AGUIStream`.

@ag-ui/agno

Implementation of the AG-UI protocol for Agno.

@ag-ui/claude-agent-sdk

AG-UI integration for Anthropic Claude Agent SDK

@ag-ui/client

Client SDK for connecting to **Agent-User Interaction (AG-UI) Protocol** servers.

@ag-ui/core

TypeScript definitions & runtime schemas for the **Agent-User Interaction (AG-UI) Protocol**.

@ag-ui/crewai

Implementation of the AG-UI protocol for CrewAI.

@ag-ui/encoder

Event encoding utilities for the **Agent-User Interaction (AG-UI) Protocol**.

@ag-ui/langchain

Implementation of the AG-UI protocol for LangChain.

@ag-ui/langgraph

Implementation of the AG-UI protocol for LangGraph.

@ag-ui/llamaindex

Implementation of the AG-UI protocol for LlamaIndex.

@ag-ui/mastra

Implementation of the AG-UI protocol for Mastra.

@ag-ui/mcp-apps-middleware

MCP Apps middleware for AG-UI that enables UI-enabled tools from MCP (Model Context Protocol) servers.

@ag-ui/proto

Protocol Buffer encoding/decoding for **Agent-User Interaction (AG-UI) Protocol** events.

@ag-ui/pydantic-ai

Implementation of the AG-UI protocol for [Pydantic AI](https://ai.pydantic.dev/).

@ag-ui/spring-ai

Implementation of the AG-UI protocol for Spring AI.

copilotkit

CopilotKit CLI

@copilotkit/a2ui-renderer

A2UI Renderer for CopilotKit - render A2UI surfaces in React applications

@copilotkit/aimock

Mock infrastructure for AI application testing — LLM APIs, image generation, text-to-speech, transcription, video generation, MCP tools, A2A agents, AG-UI event streams, vector databases, search, rerank, and moderation. One package, one port, zero depende

@copilotkit/backend

@copilotkit/cli

CopilotKit CLI

@copilotkit/cli-vnext