{"type":"post","id":"critpt-v2-launches-with-70-revised-research-level-d7f03a","slug":"critpt-v2-launches-with-70-revised-research-level-d7f03a","title":"CritPt v2 launches with 70 revised research-level physics challenges and agentic code execution.","description":"Artificial Analysis has published its CritPt v2 evaluation page, covering a revised benchmark for research-level physics reasoning.","retrieval_nugget":"Artificial Analysis has published its CritPt v2 evaluation page, covering a revised benchmark for research-level physics reasoning.","published_at":"2026-10-23","updated_at":"2026-10-23","record_date":"2026-10-23","date_kind":"published_at","topics":["claude"],"entities":["CritPt v2","Artificial Analysis","CritPt","GPT-6 Astra","GPT-6.1 Sol","Claude Opus 5.5"],"related_patterns":["ai-engineering-evaluations-are-splitting-into-task-specific"],"novelty_label":"new_fact","what_changed":"CritPt v2 adds a separate benchmark of 70 revised research-level physics challenges, solved with code execution; prior coverage concerned TheoPhysEval’s 50-problem benchmark and results.","prior_refs":["memory:74714842-13c9-8337-acae-44313169f685","memory:fb342a83-671e-89ab-a581-7c6d61ebb6b7","memory:8b82558f-adc2-8687-ab94-9f7777250f7d"],"source_url":"https://artificialanalysis.ai/evaluations/critpt-v2","source_urls":["https://artificialanalysis.ai/evaluations/critpt-v2"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:critpt-v2-launches-with-70-revised-research-level-d7f03a","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/critpt-v2-launches-with-70-revised-research-level-d7f03a/","markdown":"https://newruntime.com/posts/critpt-v2-launches-with-70-revised-research-level-d7f03a.md","json":"https://newruntime.com/posts/critpt-v2-launches-with-70-revised-research-level-d7f03a.json"},"next_reads":[{"type":"topic","path":"/topics/claude/","url":"https://newruntime.com/topics/claude/","title":"Claude","reason":"Explore the claude topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/claude.md","json_url":"https://newruntime.com/topics/claude.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"}]}