Signal 3.8 27B AP-Q6_K GGUF Observed on 2026-09-17, coding task text-only Runtime: LM Studio bundled llama.cpp 2.37.0, commit 8172e65, standalone server; Hermes Context: 118016 KV: q8_0 K/V Native MTP: max 4; backend draft sampling disabled Temperature: 0.6 Top-p: 0.95 Top-k: 20 Min-p: 0.05 Presence penalty: 1.0 BF16 vision projector loaded (not benchmarked for coding quality) Result: 681.1753717500251 seconds; 91 tests, 0 failures; Debug build Pass These are recorded settings, not a tested installation script. No isolated MTP speedup measured.