{
 "schema_version": "1.7.0",
 "id": "x_NXMC-2026-0036",
 "modified": "2026-10-19T02:33:38.839Z",
 "published": "2026-10-18T09:00:52.565Z",
 "summary": "MiniMax-M3-NVFP4: tokenizer change at 3aadd01 (2026-06-24)",
 "details": "MiniMax-M3-NVFP4: EOS declared as \"[e~[\" (was unset); generation that relied on the library default now stops on this token; BOS declared as \"]~b]\" (was unset); pad token unset to \"]!p~[\"; batched training masks a different id (2026-06-24).\n\nRepository: https://huggingface.co/nvidia/MiniMax-M3-NVFP4. Revisions from 3aadd016535c57786220a5c0b11f93ab85bc946f onward carry this change; a pin at 98a8de483b8f7c48834132d08c9ed1c9c67216e4 or earlier does not.\n\nChanged keys:\n- tokenizer bos_token: unset -> ]~b] (tokenizer)\n- tokenizer eos_token: unset -> [e~[ (tokenizer)\n- tokenizer model_max_length: unset -> 40960000 (tokenizer)\n- tokenizer pad_token: unset -> ]!p~[ (tokenizer)\n- tokenizer tokenizer_class: unset -> PreTrainedTokenizerFast (tokenizer)\n- tokenizer unk_token: unset -> [e~[ (tokenizer)\n\nThis record says what the change does mechanically. It is not a report that anything broke for anyone.",
 "affected": [
  {
   "ranges": [
    {
     "type": "GIT",
     "repo": "https://huggingface.co/nvidia/MiniMax-M3-NVFP4",
     "events": [
      {
       "introduced": "3aadd016535c57786220a5c0b11f93ab85bc946f"
      }
     ]
    }
   ],
   "database_specific": {
    "model": "nvidia/MiniMax-M3-NVFP4",
    "previous_revision": "98a8de483b8f7c48834132d08c9ed1c9c67216e4"
   }
  }
 ],
 "references": [
  {
   "type": "INTRODUCED",
   "url": "https://huggingface.co/nvidia/MiniMax-M3-NVFP4/commit/3aadd016535c57786220a5c0b11f93ab85bc946f"
  },
  {
   "type": "PACKAGE",
   "url": "https://huggingface.co/nvidia/MiniMax-M3-NVFP4"
  },
  {
   "type": "WEB",
   "url": "https://www.neurarch.com/changes-feeds/models/nvidia/MiniMax-M3-NVFP4.html"
  }
 ],
 "database_specific": {
  "source": "neurarch model change tracker",
  "model": "nvidia/MiniMax-M3-NVFP4",
  "kind": "tokenizer",
  "classes": [
   "tokenizer"
  ],
  "changed_keys": [
   {
    "file": "tokenizer",
    "key": "bos_token",
    "before": null,
    "after": "]~b]",
    "class": "tokenizer"
   },
   {
    "file": "tokenizer",
    "key": "eos_token",
    "before": null,
    "after": "[e~[",
    "class": "tokenizer"
   },
   {
    "file": "tokenizer",
    "key": "model_max_length",
    "before": null,
    "after": 40960000,
    "class": "tokenizer"
   },
   {
    "file": "tokenizer",
    "key": "pad_token",
    "before": null,
    "after": "]!p~[",
    "class": "tokenizer"
   },
   {
    "file": "tokenizer",
    "key": "tokenizer_class",
    "before": null,
    "after": "PreTrainedTokenizerFast",
    "class": "tokenizer"
   },
   {
    "file": "tokenizer",
    "key": "unk_token",
    "before": null,
    "after": "[e~[",
    "class": "tokenizer"
   }
  ],
  "impact": {
   "memory": false,
   "serving": true,
   "tokenizer": true,
   "licence": null
  },
  "breaking": true,
  "breaking_rule": "https://www.neurarch.com/changes-feeds/advisories/index.json#breaking_rule",
  "consequence": {
   "params": null,
   "weightsGbBf16": null,
   "trainPeakGb": null,
   "fingerprint": null,
   "context": null,
   "eos": {
    "before": null,
    "after": "[e~["
   },
   "bos": {
    "before": null,
    "after": "]~b]"
   }
  },
  "commit_date": "2026-06-24T08:34:43.000Z",
  "detected_at": "2026-10-18T09:00:52.565Z",
  "detected_by": "backfill",
  "days_since_first_commit": 0,
  "license": "CC-BY-4.0"
 }
}