PRTS-4B / config.json
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{
"action_chunk_size": 50,
"action_expert_config": {
"action_end_token_id": null,
"action_start_token_id": 151669,
"action_token_id": 151670,
"attention_bias": false,
"attention_dropout": 0.0,
"bos_token_id": 151643,
"crl_goal_repr_token_id": 151672,
"dtype": "bfloat16",
"eos_token_id": 151645,
"head_dim": 128,
"hidden_act": "silu",
"hidden_size": 1280,
"image_token_id": 151655,
"initializer_range": 0.02,
"intermediate_size": 2432,
"max_position_embeddings": 262144,
"model_type": "prts_qwen3_vl_text",
"num_attention_heads": 32,
"num_hidden_layers": 36,
"num_key_value_heads": 8,
"rms_norm_eps": 1e-06,
"rope_scaling": {
"mrope_interleaved": true,
"mrope_section": [
24,
20,
20
],
"rope_type": "default"
},
"rope_theta": 5000000,
"tie_word_embeddings": true,
"use_cache": true,
"video_token_id": 151656,
"vision_start_token_id": 151652,
"vocab_size": 153722
},
"action_start_token_id": 151669,
"architectures": [
"PRTS_Qwen3VL"
],
"auto_map": {
"AutoConfig": "configuration_prts_qwen3_vl.PRTS_FlowMatchingConfig_Qwen3VL",
"AutoModel": "modeling_prts_qwen3_vl.PRTS_Qwen3VL"
},
"crl_embed_dim": 256,
"crl_encoder_init_w": 0.001,
"crl_goal_repr_token_id": 151672,
"crl_logsumexp_reg_weight": 0.0,
"crl_loss_weight": 1.0,
"crl_repr_norm": true,
"dtype": "bfloat16",
"flow_matching_action_loss_weight": 0.0,
"flow_matching_sub_goal_loss_weight": 0.0,
"image_token_id": 151655,
"label2id": null,
"max_action_dim": 32,
"model_type": "prts_qwen3_vl",
"num_denoise_steps": 5,
"pad_token_id": 151643,
"text_config": {
"action_end_token_id": null,
"action_start_token_id": 151669,
"action_token_id": 151670,
"attention_bias": false,
"attention_dropout": 0.0,
"bos_token_id": 151643,
"crl_goal_repr_token_id": 151672,
"dtype": "bfloat16",
"eos_token_id": 151645,
"head_dim": 128,
"hidden_act": "silu",
"hidden_size": 2560,
"image_token_id": 151655,
"initializer_range": 0.02,
"intermediate_size": 9728,
"max_position_embeddings": 262144,
"model_type": "prts_qwen3_vl_text",
"num_attention_heads": 32,
"num_hidden_layers": 36,
"num_key_value_heads": 8,
"rms_norm_eps": 1e-06,
"rope_scaling": {
"mrope_interleaved": true,
"mrope_section": [
24,
20,
20
],
"rope_type": "default"
},
"rope_theta": 5000000,
"tie_word_embeddings": true,
"use_cache": false,
"video_token_id": 151656,
"vision_start_token_id": 151652,
"vocab_size": 153722
},
"tie_word_embeddings": true,
"transformers_version": "4.57.3",
"use_cache": true,
"use_fast_action_tokenizer": true,
"video_token_id": 151656,
"vision_config": {
"deepstack_visual_indexes": [
5,
11,
17
],
"depth": 24,
"dtype": "bfloat16",
"hidden_act": "gelu_pytorch_tanh",
"hidden_size": 1024,
"in_channels": 3,
"initializer_range": 0.02,
"intermediate_size": 4096,
"model_type": "qwen3_vl",
"num_heads": 16,
"num_position_embeddings": 2304,
"out_hidden_size": 2560,
"patch_size": 16,
"spatial_merge_size": 2,
"temporal_patch_size": 2
},
"vision_end_token_id": 151653,
"vision_start_token_id": 151652,
"vocab_size": 153722
}