| Dev Ex | Chat & UI | Platform | Controlled Generative UI | Declarative Generative UI | Open-Ended Generative UI | Operational Generative UI | Interactivity | Agent State | Multi-Agent | BYOC (Bring Your Own Components) | ||||||||||||||||||||||||||||||||||||||
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Integration | CLI Start Command | Beautiful Chat | Pre-Built: CopilotChat | Pre-Built: Sidebar | Pre-Built: Popup | Chat Customization: Slots | Chat Customization: CSS | Headless UI: Simple | Headless UI: Complete | Browser Use | Authentication | Agent Config Object | Voice | Attachments | Generative UI: useComponent | Human In the Loop: In-chat | Human in the Loop: Interrupts | In-Chat HITL (Booking) | In-Chat Human in the Loop (Original) | Human in the Loop: Headless Interrupts | Declarative UI: Dynamic A2UI | Declarative UI: Fixed A2UI | A2UI Error Recovery | MCP Apps | Open Generative UI: Default | Open Generative UI: Custom | Generative UI: Tool Rendering (Default) | Generative UI: Tool Rendering (Custom default) | Generative UI: Tool Rendering (Specific) | Generative UI: Rendering multiple tools | Reasoning: Default | Reasoning: Custom | Generative UI: Agent State | Frontend Tools: In-app Actions | Frontend Tools: Async | ThreadID: Frontend Tool Round-Trip | Human in the Loop: In-app | Shared State: Read + Write | Shared State: Read-only | Shared State: Streaming | Shared State: Frontend Context | Observational Memory | Sub-Agents | Background Agents | Declarative UI: Hashbrown | Declarative UI: json-render | Declarative UI: Hashbrown | Declarative UI: json-render |
| CopilotKit's Built-in Agent Most Popular | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | — | — | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ○ | ✓ | ✓ | ✓ | — | ✓ | — | ✓ | — | — | — | ✓ | ✓ |
| LangGraph (Python) Most Popular | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | — | — | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | — | — | — | ✓ | ✓ |
| LangGraph (TypeScript) Most Popular | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | — | — | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | — | — | — | ✓ | ✓ |
| LangGraph (FastAPI) Emerging | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | — | — | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | — | — | — | ✓ | ✓ |
| Google ADK Agent Frameworks | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | — | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | — | — | — | ✓ | ✓ |
| Mastra Most Popular | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ○ | ✓ | ✓ | ✓ | ✓ | ✓ | ○ | ○ | — | — |
| CrewAI Flows Most Popular | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ○ | ✓ | ✓ | — | ✓ | — | ○ | ○ | — | — |
| CrewAI Conversational Flows Most Popular | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ○ | ✓ | ✓ | — | ✓ | — | ○ | ○ | — | — |
| PydanticAI Agent Frameworks | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | — | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | — | ✓ | — | ✓ | — | — | — | ✓ | ✓ |
| Claude Agent SDK (Python) Agent Frameworks | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | — | — | — | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | — | — | — | ✓ | ✓ |
| Claude Agent SDK (TypeScript) Agent Frameworks | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | — | — | — | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | — | — | — | ✓ | ✓ |
| Agno Emerging | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | — | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ○ | — | ✓ | — | ✓ | — | ○ | ○ | — | — |
| AG2 Emerging | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | — | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | — | — | ✓ | ✓ | ✓ | — | ✓ | ✓ | — | — | ✓ | — | ✓ | — | — | — | — | — |
| LlamaIndex Emerging | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | — | ✓ | — | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ○ | — | ✓ | — | ✓ | — | ○ | ○ | — | — |
| AWS Strands (Python) Emerging | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | — | ✓ | — | ✓ | — | — | — | ✓ | ✓ |
| AWS Strands (TypeScript) Emerging | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | — | ✓ | — | ✓ | — | — | — | ✓ | ✓ |
| Langroid Emerging | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | — | ✓ | ✓ | — | — | ✓ | ✓ | ✓ | ✓ | ✓ | — | — | — | ✓ | ✓ | ✓ | — | ✓ | — | ○ | — | ✓ | — | ✓ | — | ○ | ○ | — | — |
| MS Agent Framework (Python) Enterprise | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | — | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ○ | ✓ | ✓ | — | ✓ | — | — | — | ✓ | ✓ |
| MS Agent Framework (.NET) Enterprise | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | — | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ○ | ✓ | ✓ | — | ✓ | — | — | — | ✓ | ✓ |
| MS Agent Harness (.NET) Enterprise | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | — | ✓ | — | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ○ | — | ✓ | — | ✓ | — | — | — | ✓ | ✓ |
| Spring AI Enterprise | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | ✓ | ✓ | — | ✓ | ✓ | — | ✓ | ✓ | ✓ | ✓ | ✓ | ✓ | — | — | — | ✓ | ✓ | ✓ | — | ✓ | ✓ | — | ✓ | ✓ | — | ✓ | — | — | — | ✓ | ✓ |
✓Supported with live demo
○Supported, no demo
—Not supported