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Llama shrinker v1 report

Transformers: 4.55.0
Allowed modified fields: bos_token_id, eos_token_id, hidden_size, intermediate_size, max_position_embeddings, num_attention_heads, num_hidden_layers, num_key_value_heads, pad_token_id, vocab_size

Repository Source pre-check Config / model class Original geometry Shrunk geometry Modified fields Parameters Checkpoint bytes Post-check
TinyLlama/TinyLlama-1.1B-Chat-v1.0 SOURCE_OK LlamaConfig / LlamaForCausalLM {"hidden_size":2048,"intermediate_size":5632,"num_hidden_layers":22,"num_attention_heads":32,"num_key_value_heads":4,"vocab_size":32000,"max_position_embeddings":2048} {"hidden_size":128,"intermediate_size":256,"num_hidden_layers":2,"num_attention_heads":16,"num_key_value_heads":2,"vocab_size":128,"max_position_embeddings":128} hidden_size,intermediate_size,max_position_embeddings,num_attention_heads,num_hidden_layers,num_key_value_heads,vocab_size 303744 1217160 POSTCHECK_OK
HuggingFaceTB/SmolLM2-135M-Instruct SOURCE_OK LlamaConfig / LlamaForCausalLM {"hidden_size":576,"intermediate_size":1536,"num_hidden_layers":30,"num_attention_heads":9,"num_key_value_heads":3,"vocab_size":49152,"max_position_embeddings":8192} {"hidden_size":48,"intermediate_size":96,"num_hidden_layers":2,"num_attention_heads":6,"num_key_value_heads":2,"vocab_size":128,"max_position_embeddings":128} hidden_size,intermediate_size,max_position_embeddings,num_attention_heads,num_hidden_layers,num_key_value_heads,vocab_size 46320 187328 POSTCHECK_OK
mtgv/MobileLLaMA-1.4B-Chat SOURCE_OK LlamaConfig / LlamaForCausalLM {"hidden_size":2048,"intermediate_size":5632,"num_hidden_layers":24,"num_attention_heads":16,"num_key_value_heads":16,"vocab_size":32000,"max_position_embeddings":2048} {"hidden_size":16,"intermediate_size":32,"num_hidden_layers":2,"num_attention_heads":2,"num_key_value_heads":2,"vocab_size":128,"max_position_embeddings":128} hidden_size,intermediate_size,max_position_embeddings,num_attention_heads,num_hidden_layers,num_key_value_heads,vocab_size 9296 39288 POSTCHECK_OK
openbmb/MiniCPM5-1B SOURCE_OK LlamaConfig / LlamaForCausalLM {"hidden_size":1536,"intermediate_size":4608,"num_hidden_layers":24,"num_attention_heads":16,"num_key_value_heads":2,"head_dim":128,"vocab_size":130560,"max_position_embeddings":131072} {"hidden_size":128,"intermediate_size":256,"num_hidden_layers":2,"num_attention_heads":16,"num_key_value_heads":2,"head_dim":128,"vocab_size":128,"max_position_embeddings":128} eos_token_id,hidden_size,intermediate_size,max_position_embeddings,num_hidden_layers,vocab_size 1409664 5640864 POSTCHECK_OK
deepseek-ai/deepseek-coder-6.7b-instruct SOURCE_OK LlamaConfig / LlamaForCausalLM {"hidden_size":4096,"intermediate_size":11008,"num_hidden_layers":32,"num_attention_heads":32,"num_key_value_heads":32,"vocab_size":32256,"max_position_embeddings":16384} {"hidden_size":16,"intermediate_size":32,"num_hidden_layers":2,"num_attention_heads":2,"num_key_value_heads":2,"vocab_size":128,"max_position_embeddings":128} bos_token_id,eos_token_id,hidden_size,intermediate_size,max_position_embeddings,num_attention_heads,num_hidden_layers,num_key_value_heads,vocab_size 9296 39288 POSTCHECK_OK
NousResearch/Hermes-3-Llama-3.1-8B SOURCE_OK LlamaConfig / LlamaForCausalLM {"hidden_size":4096,"intermediate_size":14336,"num_hidden_layers":32,"num_attention_heads":32,"num_key_value_heads":8,"vocab_size":128256,"max_position_embeddings":131072} {"hidden_size":64,"intermediate_size":128,"num_hidden_layers":2,"num_attention_heads":8,"num_key_value_heads":2,"vocab_size":128,"max_position_embeddings":128} bos_token_id,eos_token_id,hidden_size,intermediate_size,max_position_embeddings,num_attention_heads,num_hidden_layers,num_key_value_heads,vocab_size 86336 347488 POSTCHECK_OK
livekit/turn-detector SOURCE_OK LlamaConfig / LlamaForCausalLM {"hidden_size":576,"intermediate_size":1536,"num_hidden_layers":30,"num_attention_heads":9,"num_key_value_heads":3,"head_dim":64,"vocab_size":49154,"max_position_embeddings":8192} {"hidden_size":48,"intermediate_size":96,"num_hidden_layers":2,"num_attention_heads":6,"num_key_value_heads":2,"head_dim":64,"vocab_size":128,"max_position_embeddings":128} hidden_size,intermediate_size,max_position_embeddings,num_attention_heads,num_hidden_layers,num_key_value_heads,vocab_size 132336 531400 POSTCHECK_OK

Per-source provenance

  • TinyLlama/TinyLlama-1.1B-Chat-v1.0: revision fe8a4ea1ffedaf415f4da2f062534de366a451e6, source SHA-256 486bedda3a6988332e60d9638a09ca4b260d34ebcf1b19e22cf3b140b63d8fe9, rules gqa-ratio-8-preserved.

  • HuggingFaceTB/SmolLM2-135M-Instruct: revision 12fd25f77366fa6b3b4b768ec3050bf629380bac, source SHA-256 8eb740e8bbe4cff95ea7b4588d17a2432deb16e8075bc5828ff7ba9be94d982a, rules gqa-ratio-3-preserved.

  • mtgv/MobileLLaMA-1.4B-Chat: revision 7073081bd6b02d97ac4f9c7e8167fd3c28483c1c, source SHA-256 1e0f3e66ba7c3824ae2a2352df692c50d0e1b80df3b1fd1338670084de905aaf, rules mha-preserved.

  • openbmb/MiniCPM5-1B: revision 4e9de7a0778dc1c362e983e6858f0e77542cbdca, source SHA-256 6a6509b646cb3169616c5ffc3196e7ccaf9d4d6bc17b266581d241a31c217714, rules gqa-ratio-8-preserved, out-of-range-special-tokens-remapped, explicit-head-dim-preserved.

  • deepseek-ai/deepseek-coder-6.7b-instruct: revision e5d64addd26a6a1db0f9b863abf6ee3141936807, source SHA-256 a3a2ce1a623b367d3799fb0c1e1ba12d5b8fa51a8e7abba14d10dd3739cd73e4, rules mha-preserved, out-of-range-special-tokens-remapped, rope-scaling-preserved.

  • NousResearch/Hermes-3-Llama-3.1-8B: revision 896ea440e5a9e6070e3d8a2774daf2b481ab425b, source SHA-256 7e189a0da074da6a878d5a276336caf3d62c57138f461bc6239402639f1bc6f5, rules gqa-ratio-4-preserved, out-of-range-special-tokens-remapped, rope-scaling-preserved.

  • livekit/turn-detector: revision fba34c38ad5d30a63ebb83a9e6bf271cf4c91d67, source SHA-256 e8feb37fa6f974232742d4e223e40928ccc8dabe1906ce97090e14b5753dbcc1, rules gqa-ratio-3-preserved, explicit-head-dim-preserved.

Global findings

One repository-independent shrinker handled 7/7 source configs that passed pre-check.

Dependency rules: query heads remain divisible by KV heads; MHA equality is preserved; GQA keeps its observed query/KV ratio and at least two KV heads; hidden width is eight values per reduced query head; intermediate width is twice hidden width; context is reduced to 128 positions; only out-of-range special IDs are remapped while preserving representation and equality; explicit head_dim, both observed rope_scaling forms, and semantic bias/tie fields are preserved.

Special treatment was required only for explicit head_dim preservation and deterministic special-token remapping. Both the linear and Llama-3 RoPE objects execute without dependent changes after context is reduced to 128. Transformers emits a non-fatal consistency warning for the preserved Llama-3 original_max_position_embeddings=8192, which is recorded as a validation observation.

Remaining v0 limitation: MQA and unobserved special-token field names are intentionally not generalized from this seven-config corpus.