{"type":"post","id":"browser-use-1-0-4-batches-screenshot-pruning-3b3893","slug":"browser-use-1-0-4-batches-screenshot-pruning-3b3893","title":"browser-use 1.0.4 batches screenshot pruning and halves BU Bench model cost","description":"browser-use 1.0.4 changes when the agent prunes screenshots from its conversation history, aiming to preserve provider prompt-cache reuse.","retrieval_nugget":"browser-use 1.0.4 changes when the agent prunes screenshots from its conversation history, aiming to preserve provider prompt-cache reuse. The release reports that BU Bench v2.1 model cost per task fell from $0.434 to $0.208 while the score remained nearly unchanged, a practical cost signal for teams running screenshot-heavy browser agents.","published_at":"2026-11-14","updated_at":"2026-11-14","record_date":"2026-11-14","date_kind":"published_at","topics":[],"entities":["browser-use","BU Bench","Chromium"],"related_patterns":["agent-economics-moves-to-completed-work"],"novelty_label":"new_fact","what_changed":"Version 1.0.4 adds batched removal of old screenshots and cuts model costs on BU Bench.","prior_refs":["https://newruntime.com/posts/agent-now-writes-python-in-a-persistent-repl-f84703/"],"source_url":"https://github.com/browser-use/browser-use/releases/tag/1.0.4","source_urls":["https://github.com/browser-use/browser-use/releases/tag/1.0.4"],"schema_version":"newruntime-agent-readable-v0.2","stable_id":"post:browser-use-1-0-4-batches-screenshot-pruning-3b3893","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/browser-use-1-0-4-batches-screenshot-pruning-3b3893/","markdown":"https://newruntime.com/posts/browser-use-1-0-4-batches-screenshot-pruning-3b3893.md","json":"https://newruntime.com/posts/browser-use-1-0-4-batches-screenshot-pruning-3b3893.json"},"markdown_url":"https://newruntime.com/posts/browser-use-1-0-4-batches-screenshot-pruning-3b3893.md","next_reads":[{"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"}]}