CopilotKit vs eliza
CopilotKit is the more adopted project, with 38,201 GitHub stars against 19,642 for eliza (about 1.9x more). eliza was updated more recently (today, against today). Both are written in TypeScript.
| CopilotKit | eliza | |
|---|---|---|
| Description | The Frontend Stack for Agents & Generative UI. React, Angular, Mobile, Slack, and more. Makers of the AG-UI Protocol | Open source agentic operating system |
| Author | CopilotKit | elizaOS |
| Stars | 38201 | 19642 |
| Language | TypeScript | TypeScript |
| License | MIT | MIT |
| Last update | 2026-10-24T03:51:47Z | 2026-10-24T08:08:31Z |
| Source | https://github.com/CopilotKit/CopilotKit | https://github.com/elizaOS/eliza |
| Stars this week | n/a | n/a |
Which should you choose?
- CopilotKit describes itself as: "The Frontend Stack for Agents & Generative UI. React, Angular, Mobile, Slack, and more. Makers of the AG-UI Protocol"
- eliza describes itself as: "Open source agentic operating system"
Stars measure adoption, not fit. Read both READMEs for the tools each server exposes, then try them side by side in your client: the install guide shows how to add both.
Frequently asked questions
Which is more popular, CopilotKit or eliza?
CopilotKit has more GitHub stars: 38,201 against 19,642. Weekly growth is shown on each project page, which says more about current momentum than the all-time total. Both figures are refreshed daily from GitHub.
Are CopilotKit and eliza open source?
CopilotKit: MIT (open source). eliza: MIT (open source). An open-source license lets you run and self-host the server at no cost. If either one wraps a commercial API, that provider's pricing still applies, so read each README for the accounts and keys it needs.
Can I use CopilotKit and eliza together?
Yes, if both run as MCP servers. MCP clients such as Claude Code, Cursor and VS Code can connect to several servers at once, and the agent picks tools from each. Give them distinct names in your config, and keep the number of active servers small so tool definitions do not crowd the context window.
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CopilotKit details · eliza details · All Productivity MCP servers
Data last updated . Stars and downloads are refreshed every day from GitHub and npm.