this is pure f*cking treasure
This is a dev post classified by Jev as AI dev tools (a tool drop), kept by the Dev Radar because it carries real work, not commentary.
this is pure f*cking treasure Microsoft turned production agent training into PyTorch Lightning Frontier economics shifted overnight with Claude Opus 5.5 cutting cache reads to $0.20 per million, alongside GPT-6 Sol at $2 input and high-volume GPT-6 Luna at $0.10. Yet raw model intelligence hits an operational ceiling once multi-turn agents coordinate tools, recover from syntax errors, and operate inside production sandboxes Microsoft released Agent Lightning, a 3,500-line framework that runs reinforcement learning directly on production agent harnesses with zero codebase modifications Cla
Posted by marfin (3.5k followers) 1 h ago · 10 likes · 238 views · view the original post on X. Kept by the Dev Radar as AI dev tools.
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