F8-small

Sanskrit DoneKeep

f5_slp1_uni8k_d125m_plus_t10

d125m (97.2M parameters) on plus_clean + additions (509.3M words, 0.8 passes), trained on RTX 3060 12GB (Home GPU). Started 2 Oct 2026, ended 3 Oct 2026.

Hypothesis

About 60M words of new commentary-register text help at equal compute.

What we learned

Flat: ex-Gita 0.6135 vs 0.6145 (-0.16%). More words of a different register are not the lever at 125M; model size is.

Scores

Bits per byte, lower is better; change against the parent run, F6-clean.

ex-Gītā (headline)
0.6135
bits per byte
−0.2%
ex-Gītā, clean_v1
—
bits per byte
Pooled, all five sets
0.6036
bits per byte
−0.0%
Validation split
0.5978
bits per byte
+1.2%
Bits per byte on each test set
Test setF8-smallF6-clean (parent)Change
DCS gold (classical)0.62120.6175+0.6%
Bhagavad-gītā (memorisation)0.34340.3251+5.6%
Out of domain0.61470.6157−0.2%
Prose0.59420.5962−0.3%
Vedic (Ṛgveda)0.78350.7919−1.1%

Curves

Training loss

Cross-entropy per token, by step. The first few percent of the run, far higher, run off the top; hover or the table has every value.

Held-out bits per byte

The validation split, evaluated during training, by step. Lower is better.

Throughput

Tokens per second, by step.

Model

Preset
d125m
Parameters
97,241,856
Outside embeddings
84,953,856
Layers · heads · width
12 · 12 · 768
Tokenizer
SLP1 unigram 8k

Muon + AdamW, rope, qk_norm, relu^2, untied head

Data

Slice
plus_clean + additions
Words
509,300,000
Training tokens
1,659,569,868
Passes
0.8 passes
Tokens seen
1,332,314,112

Compute

GPU
RTX 3060 12GB
Where
Home GPU
Steps
27,106 / 27,106
GPU hours
12.3
Cost
—
Spot restarts
—

Lineage

homed125m