In other news (non-coldcard related), I published a chrome ext called Inference Bridge that implements this browser standard proposal. Current version supports OpenAI and Ollama as inference providers. Next release will include support for OpenRouter.

chrome web store listing: https://chromewebstore.google.com/detail/inference-bridge/ekjldffogogadhfhgkibgkfdhhikfamd

chat app to test it with: https://samsamskies.github.io/inference-provider-api/

inference provider api proposal: https://github.com/SamSamskies/inference-provider-api