Show HN: Fastbrowse, Browser agent that picks clicks with a System One model
Hi HN, I'm Furqan founder of Nebula. We've spent a lot of time building, using and breaking browser agents. The main issues we ran into were costs and speed. So we built our own and open sourced it. It's pretty simple, give it a task and it drives Chrome faster and cheaper than the alternatives. At each step it lists the page's elements instead of screenshots. This means it can't click on buttons that aren't there. We use System One models (currently Jev), which keeps costs extremely low, around
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Recorded metrics
points · 4 votes
2026-11-01 10:00:27.359Z
cumulative since publication
Research analysis
What changed
Source account: Hi HN, I'm Furqan founder of Nebula. We've spent a lot of time building, using and breaking browser agents. The main issues we ran into were costs and speed. So we built our own and open sourced it. It's pretty simple, give it a task and it drives Chrome faster and cheaper than the alternatives. At each step it lists the page's elements instead of screenshots. This means it can't click on buttons that aren't there. We use System One models (currently Jev), which keeps costs extremely low, around
Version & cost evidence
Source votes: 4 votes (Nov 1, 2026 UTC; cumulative since publication); previous same-scope observation: 4 (Nov 1, 2026 UTC). These observations do not establish demand growth. Recent records to compare: “Show HN: Askaboard – A canvas your AI agent can draw on” (Hacker News, Nov 9, 2026); “千问办公2.0发布,首个支持多人与Agent协作的Team Agent来了” (量子位, Nov 9, 2026). Shared themes are navigation hints; they have not been verified as the same need or independent corroboration.
Who is affected
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Missing comparison points
Missing checks: old versus new behavior, affected plans and regions, availability date, compatibility, rollback path and cost under the same workload.
Migration check
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