{"type":"post","id":"transformers-model-integration-contracts-426c50","slug":"transformers-model-integration-contracts-426c50","title":"Transformers Model Integration Contracts","description":"Hugging Face proposes Model Integration Contracts (MICs), combining a small model fixture, a runnable usage example and reviewed output baselines to catch regressions in Transformers.","retrieval_nugget":"Hugging Face proposes Model Integration Contracts (MICs), combining a small model fixture, a runnable usage example and reviewed output baselines to catch regressions in Transformers. A replay of a UMT5 bug suggests this could bring useful checks onto cheap CPU runners, though the approach is still experimental and does not replace full integration testing.","published_at":"2026-11-03","updated_at":"2026-11-03","record_date":"2026-11-03","date_kind":"published_at","topics":["models","verification","open-source"],"entities":["Hugging Face","Transformers","Model Integration Contracts","UMT5","Tarek Ziadé"],"related_patterns":[],"novelty_label":"new_fact","what_changed":"Hugging Face proposes Model Integration Contracts: lightweight CPU tests using reduced real-checkpoint fixtures to catch regressions, illustrated by an SDPA bug that let UMT5 attend to future tokens.","prior_refs":[],"source_url":"https://huggingface.co/blog/transformers-mic","source_urls":["https://huggingface.co/blog/transformers-mic"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:transformers-model-integration-contracts-426c50","status":"published","visuals":[],"editor":{"role":"editor","name":"Andrey Reshetnikov","profile":"https://newruntime.com/owner-profile.md","profile_json":"https://newruntime.com/owner-profile.json","same_as":["https://www.linkedin.com/in/reshetnikov1/","https://t.me/lapetuse"]},"routes":{"html":"https://newruntime.com/posts/transformers-model-integration-contracts-426c50/","markdown":"https://newruntime.com/posts/transformers-model-integration-contracts-426c50.md","json":"https://newruntime.com/posts/transformers-model-integration-contracts-426c50.json"},"markdown_url":"https://newruntime.com/posts/transformers-model-integration-contracts-426c50.md","next_reads":[{"type":"topic","path":"/topics/models/","url":"https://newruntime.com/topics/models/","title":"Models","reason":"Explore the models topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/models.md","json_url":"https://newruntime.com/topics/models.json"},{"type":"topic","path":"/topics/verification/","url":"https://newruntime.com/topics/verification/","title":"Verification","reason":"Explore the verification topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/verification.md","json_url":"https://newruntime.com/topics/verification.json"},{"type":"topic","path":"/topics/open-source/","url":"https://newruntime.com/topics/open-source/","title":"Open Source","reason":"Explore the open-source topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/open-source.md","json_url":"https://newruntime.com/topics/open-source.json"},{"type":"collection","path":"/posts/","url":"https://newruntime.com/posts/","title":"Field Notes","reason":"Open the latest editorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/posts.json"},{"type":"collection","path":"/sources/","url":"https://newruntime.com/sources/","title":"Sources","reason":"See the original sources this archive cites.","media_type":"text/html"}]}