- New experiments/dsv4_h200_max_context_length/ - start_sglang.sh / start_vllm.sh accept target length as argument - run_bench.sh tests a ladder of input lengths (default 64k -> 1M) with --random-range-ratio 1.0 for exact length - extract_metrics.py + parse_results.py produce results.json + report.md - README.md documents usage and control variables - Root README updated with entry and quick command