20260223171146_et7ccompletedchat9.99M params1h 28m elapsed · Updated 36d ago
6L / 256D / 8H · helios · bpe-4k · adamw· Created Feb 23, 2026 5:12 PM
Step 20,000 / 20,000100.0%
4.3703
Loss?
3.9869
Best Loss?
-47.6% from start
4.7247
Val Loss?
best: 4.7247
2.83e-5
Learning Rate?
7,639
Throughput?
tok/s (avg)
536
Speed?
ms/iter (avg)
179.212
Grad Norm?
avg: 133.464
40.96M
Tokens
processed
62ms
Forward
12% of step
413ms
Backward
77% of step
25ms
GPU Sync
5% of step
1,026
GPU Ops
per step
1.5%
MFU
model FLOPS util
6.6x
Bwd/Fwd
ratio
Loss Curve ? click any chart to add markers
?
?
?
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Architecture
Layers?6
Embedding?256
Heads?8
Vocab?4,000
Context?256
Dropout?0
Parameters?9.99M
Training Config
Total iters?20,000
Batch size?16
Max LR?0.00005
Optimizer?adamw
Backend?helios
Tokenizer?bpe-4k
Seed?42
Weight decay?0.1
Grad clip?5
Eval interval?1000
Throughput (tok/s)
Step Time (ms/iter)
GPU & VRAM
Perplexity
Train/Val Gap
Learning Rate
Grad Norm
Smoothed Loss (EMA)
Loss Velocity
Gradient Clipping
No clipping data
GPU Operations
Step Time Breakdown
Forward
Backward
Grad Norm
Optimizer
GPU Sync
Data
Timing Phase Lines
Backward / Forward Ratio
Sample Generations (5)
#CheckpointPrompt (preview)Generated
1-<|user|> Hello, how are you? <|assistant|>49d ago
Prompt
<|user|> Hello, how are you? <|assistant|>
Output
<|user|> Hello, how are you? <|assistant|>
<|user|> i got p, just just gae nara real on ial ty a files is sima lonnt on <|user|> Oh that a genk t|>
<|assistant|> I can fal, i
2-<|user|> What do you like to do for fun? <|assistant|>49d ago
Prompt
<|user|> What do you like to do for fun? <|assistant|>
Output
<|user|> What do you like to do for fun? <|assistant|>
<|user|> Hier burrrend? <|assistant|> i cfo <|assistant|> I like hik ohes bc <|user|> i s<|enu <|assistant|> i know the moval statese <|assistant|> HTHonn
3-<|user|> Tell me about yourself. <|assistant|>49d ago
Prompt
<|user|> Tell me about yourself. <|assistant|>
Output
<|user|> Tell me about yourself. <|assistant|>
<|user|> WEus the me<|end_of_text|>
<|assistant|> SOMaa per <|user|> Whatext|>
<|assistant|> I got a <|assistant|> I don't i <|assistant|> I can pales <|assistant|> I
4-In the beginning 49d ago
Prompt
In the beginning
Output
In the beginning to a <|user|> I drost the swit? <|user|> T <|user|> I hahatk im is na <|assistant|> i gotte <|user|> ym<|end_of_text|>
<|assistant|> I’m <|user|> How are you <|user|> How are the wels <|user|> Alm od <|assistant|> what the swhat’s <|user|> id_tarch idont clazy <|user|> Wahh <|user|> im not get the h<|en
5-We the People of 49d ago
Prompt
We the People of
Output
We the People of it on my acet, not just t. That doesn’s <|assistant|> yeah <|user|> NGokrn F <|assistant|> YMUNOUS <|assistant|> ASTs, but cant <|assistant|> WIDMAl<|end_of_text|>
<|user|> Domslag ERE D<|end_of_text|>
<|assistant|> FRENGS A SS <|assistant|> AS
Model Config (JSON)
{
"vocabSize": 4000,
"blockSize": 256,
"nLayer": 6,
"nEmbd": 256,
"nHead": 8,
"dropout": 0
}Training Config (JSON)
{
"iters": 20000,
"batchSize": 16,
"lr": 0.00005,
"lrMin": 0.000005,
"warmupIters": 500,
"beta1": 0.9,
"beta2": 0.95,
"eps": 0.000001,
"weightDecay": 0.1,
"gradClip": 5,
"evalInterval": 1000,
"evalIters": 10,
"seed": 42,
"backend": "helios",
"tokenizer": "bpe-4k",
"optimizer": "adamw",
"logLevel": "info",
"trace": true,
"gradAccumSteps": 1,
"sampleInterval": 1000
}