{"type":"post","id":"how-to-use-decision-models-for-evals-this-cdc2f3","slug":"how-to-use-decision-models-for-evals-this-cdc2f3","title":"How to use decision models for evals: This cookbook walks you through picking between models like Jev, Decider, Clef, Liquid d1, and OpenAI Decisions instead of just rolling with the default 0.5 th...","description":"Hamel Husain and Antaripa Saha published a comparison of decision models for automated LLM evaluations.","retrieval_nugget":"Hamel Husain and Antaripa Saha published a comparison of decision models for automated LLM evaluations.","published_at":"2026-10-22","updated_at":"2026-10-22","record_date":"2026-10-22","date_kind":"published_at","topics":["coding-agents","evals"],"entities":["Jev","Perplexity Decider","Liquid d1","Cloudflare Clef","OpenAI Decisions","GPT-6 Luna"],"related_patterns":["verification-bandwidth-is-the-scarce-resource"],"novelty_label":"new_fact","what_changed":"Hamel and Saha’s cookbook adds hands-on threshold tuning and cost/performance evaluation of Jev, Decider, Clef, Liquid d1 and OpenAI Decisions on 100 leasing-agent traces.","prior_refs":["memory:9ffca1b6-50b0-86bf-acfd-1ca15689e020","memory:d3ae4a43-d058-822f-a16a-d3b9ab715038","memory:15b9a450-ca98-8113-a7f7-401d99ae1bdf"],"source_url":"https://hamel.dev/blog/posts/decision-model-evals","source_urls":["https://hamel.dev/blog/posts/decision-model-evals"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:how-to-use-decision-models-for-evals-this-cdc2f3","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/how-to-use-decision-models-for-evals-this-cdc2f3/","markdown":"https://newruntime.com/posts/how-to-use-decision-models-for-evals-this-cdc2f3.md","json":"https://newruntime.com/posts/how-to-use-decision-models-for-evals-this-cdc2f3.json"},"next_reads":[{"type":"topic","path":"/topics/coding-agents/","url":"https://newruntime.com/topics/coding-agents/","title":"Coding Agents","reason":"Explore the coding-agents topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/coding-agents.md","json_url":"https://newruntime.com/topics/coding-agents.json"},{"type":"topic","path":"/topics/evals/","url":"https://newruntime.com/topics/evals/","title":"Evals","reason":"Explore the evals topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/evals.md","json_url":"https://newruntime.com/topics/evals.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":"/source-ledger.json","url":"https://newruntime.com/source-ledger.json","title":"Source Ledger","reason":"Inspect the public source evidence graph.","media_type":"application/json"}]}