OpenMobile-2 agents approach proprietary scores on phone benchmarks
The 27B model rose from 31.9 to 59.6 on real-device SPA-Bench, which the authors call the best open score.
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The 27B model rose from 31.9 to 59.6 on real-device SPA-Bench, which the authors call the best open score.
Harness swaps changed outcomes about as often as reruns, while system prompts made some tasks cost up to three times more.
Fine-tuning two Qwen3.6 backbones on accepted trajectories lifts AutomationBench pass rates by 4.00-4.50 points.
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