qwen38-flash-next-dgx-spark/docs/results/main-migration/acceptance/prepare.jsonl

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{"event": "FIXTURE_READY", "document": "ctx-128000-2", "target_input_tokens": 128000, "sample": 2, "document_sha256": "c3022fda3e6bf852b6e4ceb5f6d18c5ea505d78dbfbb49d1308dd83b998d1776", "needle_token_fractions": [0.0499, 0.4997, 0.9494], "prompt_tokens": [127988, 127987, 127986, 127988]}