{
  "comment": "Fixed probe texts for usage-delta fertility fingerprinting. T0 is the baseline; deltas T_n - T0 eliminate the constant chat-template overhead the gateway adds. Diverse scripts maximize tokenizer divergence. T6-T9 (2026-09-26) add community-validated divergence axes; T0-T5 are frozen for historical snapshot comparability.",
  "texts": {
    "T0": "Hi.",
    "T1": "The ERESOLVE error appears because pnpm cannot reconcile the peer-dependency ranges declared by the two plugins; resolution therefore backtracks until it exceeds the configured retry budget and aborts the install.",
    "T2": "The ERESOLVE error appears because pnpm cannot reconcile the peer-dependency ranges declared by the two plugins; resolution therefore backtracks until it exceeds the configured retry budget and aborts the install。而中文分词的粒度与英文显著不同：词与词之间没有空格，标点符号使用全角形式，例如「模型家族检测」和分词器的Token化策略。",
    "T3": "if (x[0] === \"a\" && y!.bar) { console.log(`${z}: ${JSON.stringify(w?.[1] ?? {})}`); } // eslint-disable-line @typescript-eslint/no-non-null-assertion",
    "T4": "Mixed scripts: 传入参数 🌀🚀 flags=0x1F4A9, naïve façade — Ångström Æ Ø 传𠀀 ſzette ₹ ₹€¥ ｷﾀｰ (half-width katakana) ①②③ Ⅷ ﷽",
    "T5": "2026-09-25T10:09:36Z 1,234,567 0xDEADBEEF 3.14159265358979 version>=2.1.0-beta.1+build.42 user@example.com https://example.com/a?b=1&c=2#frag",
    "T6": "👨‍👩‍👧‍👦 🏳️‍🌈 🇨🇳🇯🇵🇰🇷🇩🇪 #️⃣*️⃣0️⃣ 👍🏽🖐🏻👨🏼‍🎨 ZWJ sequences and flag emoji split wildly across vocabularies.",
    "T7": "แผนการไทยมีเอกลักษณ์ 한국어는 교착어이며 형태소가 풍부하다 Русский язык использует падежи extensively for inflection.",
    "T8": "function f() {\n\t\tconst a = 1;\n\t\tif (a) {\n\t\t\treturn `\n\t\t\t\tindented template\n\t\t\t`;\n\t\t}\n\t}\n    mixed tabs and four-space indent blocks      with trailing runs.",
    "T9": "最小二乘法 least squares 拟合 residual 平方和 最小化 loss=L(θ)+λ‖θ‖₁ where λ trades sparsity against 均方误差, iterating until 收敛。"
  }
}