metadata.json

{
  "num_sequences": 26840062,
  "num_shards": 2685,
  "mix_ratios": {
    "fineweb": 0.7,
    "wikipedia": 0.15,
    "code": 0.15
  },
  "sequences_per_dataset": {
    "fineweb": 18788044,
    "wikipedia": 4026009,
    "code": 4026009
  },
  "source_datasets": {
    "fineweb": 2392,
    "wikipedia": 230,
    "code": 63
  },
  "total_tokens": 54968446976
}