config.json

{
  "architectures": [
    "Spark2_5ForCausalLM"
  ],
  "attention_bias": false,
  "attention_dropout": 0.0,
  "auto_map": {
    "AutoConfig": "configuration_spark.Spark2_5Config",
    "AutoModel": "modeling_spark.Spark2_5Model",
    "AutoModelForCausalLM": "modeling_spark.Spark2_5ForCausalLM"
  },
  "bos_token_id": 0,
  "dtype": "bfloat16",
  "eos_token_id": 1,
  "gate_attn_act_mode": "sigmoid",
  "head_dim": 256,
  "headwise_attn_output_gate": true,
  "hidden_act": "gelu",
  "hidden_size": 2560,
  "initializer_range": 0.01976,
  "intermediate_size": 10240,
  "layer_types": [
    "sliding_attention",
    "sliding_attention",
    "sliding_attention",
    "full_attention",
    "sliding_attention",
    "sliding_attention",
    "sliding_attention",
    "full_attention",
    "sliding_attention",
    "sliding_attention",
    "sliding_attention",
    "full_attention",
    "sliding_attention",
    "sliding_attention",
    "sliding_attention",
    "full_attention",
    "sliding_attention",
    "sliding_attention",
    "sliding_attention",
    "full_attention",
    "sliding_attention",
    "sliding_attention",
    "sliding_attention",
    "full_attention",
    "sliding_attention",
    "sliding_attention",
    "sliding_attention",
    "full_attention",
    "sliding_attention",
    "sliding_attention",
    "sliding_attention",
    "full_attention",
    "sliding_attention",
    "sliding_attention",
    "sliding_attention",
    "full_attention"
  ],
  "max_position_embeddings": 1048576,
  "mlp_bias": false,
  "model_type": "spark2_5",
  "num_attention_heads": 16,
  "num_hidden_layers": 36,
  "num_key_value_heads": 4,
  "pad_token_id": 2,
  "rms_norm_eps": 1e-06,
  "rope_parameters": {
    "full_attention": {
      "partial_rotary_factor": 0.25,
      "rope_theta": 5000000
    },
    "sliding_attention": {
      "partial_rotary_factor": 1.0,
      "rope_theta": 10000
    }
  },
  "sliding_window": 512,
  "tie_word_embeddings": true,
  "transformers_version": "4.57.1",
  "use_cache": true,
  "vocab_size": 131072
}