{ "model_path": "output/K2-Horizon-0.9B-mlx-4bit", "chip": "Apple M1", "memory_gb": 8, "quant_bits": 4, "tokens_per_second": 78.32, "time_to_first_token_ms": 12.77, "peak_memory_mb": 772.2, "perplexity": null, "prompt": "Write a short story about a robot learning to paint.", "max_tokens": 256, "num_runs": 5, "timestamp": "2026-09-11T16:49:57.244375+00:00" }