@AnthropicAI and
@OpenAI want your product living inside Claude or ChatGPT.
@Google wants the model to redraw your UI from scratch.
Both are wrong about who should own the pixels, since it diminishes beautiful product experiences to basic text.
We measured a 3rd option: up to 100x cheaper, and your product stays whole.
→ Introducing Rox Tether: An alternative to MCP Apps, A2UI, and ChatGPT Apps.
TLDR: the product manages its own pixels, and the agent operates it via reference.
The results:
- Up to 100x token reduction
- No new protocol
- No browser API needed
- No cooperation from the chat host
Breakdown below: