{ "best_val_loss": 2.5563359551876785, "ema": 2.4005908938776055, "initialization": "normal-0.02-residual-scaled-v1", "lr_scheduler": { "bad_evals": 0, "best": 2.5563359551876785, "cap": 3.221225472000002e-05, "config_fingerprint": "4f636b3a8d4804bd7b10b26b34967c380d566268898be845bf324f8df4e1459f", "cooldown_remaining": 0, "evaluations": 242, "format": "sml-v2-plateau-v1", "last_loss": 2.5563359551876785, "last_step": 132005, "last_tokens": 17300111360, "reductions": 9 }, "recipe": { "batch_rebalance_transition": { "format": "sml-research-batch-rebalance-v1", "parent_batches": [ 6, 4, 2, 2, 2 ], "parent_contract": { "code": "2c7e9a69271f9817017c2371ae5e874c9229da489b6c0128aadda943c109201d", "data": "114cafddb71ce092c8ede1cdddcefe033f30bbab1c093b8593a9e23e36014a76", "recipe": "bb8108e126d9752d656ad7f58d9b81db869e0a624341de57e8e02cbbaaf226ce", "tokenizer": "1194292c6d906ac19e6f01c6ad2b42825143fad426a22aa8856d903776701ecb" }, "parent_replica_hash": "678b8e8364d8ce87951628aa4ad68022f378c1c5c122f2e7ef7a8e5c7731dca7", "parent_step": 963, "start_tokens": 124174336 }, "batch_transition": { "format": "sml-research-batch-transition-v1", "parent_batches": [ 4, 4, 2, 2, 2 ], "parent_contract": { "code": "58f75d5d92576c268370e8f3dbb59f7cbc5ef58bcd1cf247a7cf6008c47e7e3c", "data": "114cafddb71ce092c8ede1cdddcefe033f30bbab1c093b8593a9e23e36014a76", "recipe": "0a2de034cbafd3bbc101d6ac151602d2ea4889b51deaf9bf9fc49e2c827a93da", "tokenizer": "1194292c6d906ac19e6f01c6ad2b42825143fad426a22aa8856d903776701ecb" }, "parent_replica_hash": "6a63305e36520f376da3db369a11350c959485ed673f410c017bd6a79190ce5f", "parent_step": 125, "start_tokens": 14336000 }, "batches": [ 7, 3, 2, 2, 2 ], "betas": [ 0.9, 0.95 ], "cache_gib_by_mac": [ 16, 16, 4, 4, 4 ], "continuation": { "format": "sml-v2-continuation-v1", "parent_contract": { "code": "db42e945868bbf75a15d49a3fd95692493d1e1262b465834779ce40ee9f0e59a", "data": "114cafddb71ce092c8ede1cdddcefe033f30bbab1c093b8593a9e23e36014a76", "recipe": "e530ae78f2a7d2e70c3c55b0507ce74842d936825eedd27583802cf365a2a793", "tokenizer": "1194292c6d906ac19e6f01c6ad2b42825143fad426a22aa8856d903776701ecb" }, "parent_replica_hash": "a7a6b1a5986e0b752e502b73a212a01a7c02c36d0d16b889a1ba255267eed819", "parent_step": 113313, "rewarm_tokens": 50000000, "start_lr": 0.0003, "start_tokens": 14850113536 }, "data_mode": "hf_stream", "decay_start_fraction": 0.8, "eps": 1e-08, "eval_batch_size": 2, "eval_batches_per_source": 32, "eval_every_tokens": 50000000, "grad_accum": 4, "grad_clip": 1.0, "keep_checkpoints": 3, "log_every": 10, "min_lr_ratio": 0.1, "model": { "attention_impl": "fast", "bias": false, "ce_impl": "metal", "d_model": 768, "ffn_impl": "packed-metal", "loss_dtype": "float32", "max_seq_len": 2048, "mlp_multiple_of": 256, "mlp_ratio": 4.0, "n_heads": 12, "n_kv_heads": 4, "n_layers": 24, "qk_norm": true, "vocab_size": 32000 }, "name": "research-20b-python-176m-continued-to-30000000000", "peak_lr": 0.0003, "plateau_scheduler": { "cooldown": 10, "factor": 0.8, "format": "sml-v2-plateau-v1", "initial_lr": 0.00024, "min_delta": 0.002, "min_lr": 3e-05, "patience": 12 }, "playground_publish_best": true, "reserve_gib": 16, "sample_every_tokens": 50000000, "sample_prompts_file": "sample_prompts.json", "save_every_tokens": 100000000, "scheduler_transition": { "baseline_best": 2.801170878969133, "format": "sml-v2-scheduler-transition-v1", "parent_contract": { "code": "db42e945868bbf75a15d49a3fd95692493d1e1262b465834779ce40ee9f0e59a", "data": "114cafddb71ce092c8ede1cdddcefe033f30bbab1c093b8593a9e23e36014a76", "recipe": "970e96ed6919947a45d3135a5210496650e7e0f177afe311064ca0532fc9ab0e", "tokenizer": "1194292c6d906ac19e6f01c6ad2b42825143fad426a22aa8856d903776701ecb" }, "parent_replica_hash": "e7d76ee273de9c808e90454e4f2cc31228594ca68e4619b675ba0b4e6a451861", "parent_step": 39896, "start_tokens": 5227200512 }, "seed": 7337, "stream": { "dedup_window": 100000, "prefetch_batches": 4, "read_attempts": 5, "shuffle_buffer": 256, "tokenizer_corpus_policy": "reuse-frozen" }, "target_tokens": 30000000000, "warmup_fraction": 0.01, "weight_decay": 0.1 }, "replica_hash": "c5b173e6cd9f07144528d9900608275c00be13c1ae0eb543503c05a6db40e8a5", "step": 132005, "tokens": 17300111360, "v2_contract": { "code": "6e444060dba8c63ba33e128a43da03df6d927d289318ec51a2c0026fb494ab9f", "data": "114cafddb71ce092c8ede1cdddcefe033f30bbab1c093b8593a9e23e36014a76", "recipe": "79ca696d2052326b32a71c4fc82729916312a9f97e61c358f5532131a9575d76", "tokenizer": "1194292c6d906ac19e6f01c6ad2b42825143fad426a22aa8856d903776701ecb" }, "validation_fingerprint": "4ddd461c131d4d27d07bb07f5aab3fcb5a00d4b1202066e3d9b6ee6b3129087b" }