JSON
Jev Mode on a 3090: 26 ms per Token You Don't Write
Jev-style parallel decisions in llama.cpp on Qwen3.6-27B, RTX 3090: 1.3x faster at four tokens, 5.5x at fifty, 21 vs 23 of 47. The gain is the tokens you skip.
Best Local LLMs for Structured Output: Qwen 3.6, Gemma 4
JSON schema, grammar constraints, and Outlines compared. Current model picks: Qwen 3.6, Gemma 4, DeepSeek V4. Common failures + working code. May 2026.
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