Best Alternatives to OSS Agent I built topped the TerminalBench on Gemini-3-flash-preview
20 alternatives ranked by real usage data. OSS Agent I built topped the TerminalBench on Gemini-3-flash-preview scores 44/100 — 20 tools score higher.
Scored 65.2% vs google's official 47.8%, and the existing top closed source model Junie CLI's 64.3%.Since there are a lot of reports of deliberate cheating on TerminalBench 2.0 lately (https://debugml.github.io/cheating-agents/), I would like to also clarify a few thing
44
20 alternatives
18 free options
20 score higher