Shift-1 coding router launches with claimed coding-agent cost savings of up to 55%

Applied Compute introduced Shift-1, a coding router trained on AC2 that chooses a model for each request. In its internal experiments, the company reports 55% lower Codex spend versus using GPT-6 Astra throughout, while preserving SWE-bench Verified accuracy. For Claude Code, it reports 24% lower spend versus all-Opus, with a small hit to benchmark accuracy.