{"type":"analysis","id":"analysis:arex-s-benchmark-gains-need-a-component-by-component-test","slug":"arex-s-benchmark-gains-need-a-component-by-component-test","title":"AREX’s benchmark gains need a component-by-component test","description":"AREX turns unresolved answer constraints into follow-up research tasks. An independent reproduction offers an encouraging but qualified signal: context updating helped, while the additional contribution from constraint-wise auditing was statistically borderline.","published_at":"2026-10-12T14:00:00.000Z","updated_at":"2026-10-12T14:00:00.000Z","record_date":"2026-10-12","topics":["research","search"],"source_urls":["https://arxiv.org/abs/2607.21461","https://pub.sakana.ai/mass","https://z.ai/blog/glm-built-its-inference-infrastructure","https://arxiv.org/abs/2602.03786"],"language":"en","routes":{"html":"https://newruntime.com/analysis/arex-s-benchmark-gains-need-a-component-by-component-test/","markdown":"https://newruntime.com/analysis/arex-s-benchmark-gains-need-a-component-by-component-test.md","json":"https://newruntime.com/analysis/arex-s-benchmark-gains-need-a-component-by-component-test.json"},"author":{"role":"author","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"]},"editorial_provenance":{"desk":"authorial","target_ref":"story_cluster:baai-arex-self-improving-research-agent-4ca055775336","authorial_article_id":"5874a125-9461-48e5-9327-98228c6b7bae"},"next_reads":[{"type":"topic","path":"/topics/research/","url":"https://newruntime.com/topics/research/","title":"Research","reason":"Explore the research topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/research.md","json_url":"https://newruntime.com/topics/research.json"},{"type":"topic","path":"/topics/search/","url":"https://newruntime.com/topics/search/","title":"Search","reason":"Explore the search topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/search.md","json_url":"https://newruntime.com/topics/search.json"},{"type":"collection","path":"/analysis/","url":"https://newruntime.com/analysis/","title":"Analysis","reason":"Open the latest authorial analysis.","media_type":"text/html","json_url":"https://newruntime.com/analysis.json"},{"type":"collection","path":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}