{"type":"post","id":"hark-released-handoff2-its-second-gen-computer-use-71a7e9","slug":"hark-released-handoff2-its-second-gen-computer-use-71a7e9","title":"Hark released Handoff², its second-gen computer-use agent, 2x faster than v1 end-to-end.","description":"Hark says Handoff², the second generation of its web computer-use agent, is rolling out to Hark Pro users with faster task completion and improved scores on the company’s internal benchmarks.","retrieval_nugget":"Hark says Handoff², the second generation of its web computer-use agent, is rolling out to Hark Pro users with faster task completion and improved scores on the company’s internal benchmarks. The release matters because it shows how a vendor is combining model training and harness changes to reduce the time agents spend completing multi-step browsing tasks.","published_at":"2026-11-13","updated_at":"2026-11-13","record_date":"2026-11-13","date_kind":"published_at","topics":["computer-use","agents"],"entities":["Hark","Handoff²","Hark Pro","Opus 5.5","Holo4"],"related_patterns":["harness-architecture-outlives-model-choice"],"novelty_label":"new_fact","what_changed":"Hark released Handoff², a faster second-generation computer-use agent that averages 2x v1 speed and improves benchmark completion from 73% to 82%.","prior_refs":[],"source_url":"https://hark.com/articles/introducing-hark-handoff-now-2x-faster","source_urls":["https://hark.com/articles/introducing-hark-handoff-now-2x-faster"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:hark-released-handoff2-its-second-gen-computer-use-71a7e9","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/hark-released-handoff2-its-second-gen-computer-use-71a7e9/","markdown":"https://newruntime.com/posts/hark-released-handoff2-its-second-gen-computer-use-71a7e9.md","json":"https://newruntime.com/posts/hark-released-handoff2-its-second-gen-computer-use-71a7e9.json"},"markdown_url":"https://newruntime.com/posts/hark-released-handoff2-its-second-gen-computer-use-71a7e9.md","next_reads":[{"type":"topic","path":"/topics/computer-use/","url":"https://newruntime.com/topics/computer-use/","title":"Computer Use","reason":"Explore the computer-use topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/computer-use.md","json_url":"https://newruntime.com/topics/computer-use.json"},{"type":"topic","path":"/topics/agents/","url":"https://newruntime.com/topics/agents/","title":"Agents","reason":"Explore the agents topic hub.","media_type":"text/html","markdown_url":"https://newruntime.com/topics/agents.md","json_url":"https://newruntime.com/topics/agents.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"}]}