Cross-Origin Storage API Tested in Transformers.js for Model Caching
June 22, 2026
Hugging Face is experimenting with a proposed Cross-Origin Storage API in Transformers.js, likely targeting shared model weight caching across browser origins to reduce redundant downloads. No benchmark or implementation details are available from the source.
HOW THIS AFFECTS YOU
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builderIf the API ships, it could meaningfully reduce bandwidth and load times for browser-based ML apps built on Transformers.js by sharing cached model weights across sites.