Its repository describes actions including reading pages, clicking, filling forms, and researching across tabs.
The extension requires Chrome 116 or later and is released under the MIT license. Users supply their own model access: the listed options include Anthropic, OpenAI, OpenCode Go, Gemini, local Ollama, and OpenAI-compatible gateways. The project says chats are stored in Chrome and that it requires no Myna account, backend, or telemetry.
The repository labels Myna as beta and presents it as an alternative to Claude in Chrome. The source records a v0.2.0 release and a repository commit dated October 25, 2026. It does not establish reliability on real-world browser tasks, security properties beyond the stated architecture, provider costs, or the scale of adoption.