[NEW] Supra-50M Released!

SupraLabs released a new model! – Supra-50M The Sproto-50M is a compact 50 million parameter causal language model (BASE and INSTRUCT versions)…

By AI Maestro May 22, 2026 1 min read
[NEW] Supra-50M Released!


[NEW] Supra-50M Released!

SupraLabs released a new model! – Supra-50M

The Sproto-50M is a compact 50 million parameter causal language model (BASE and INSTRUCT versions) developed by SupraLabs using a Llama-style architecture. It was trained on 20 billion tokens of high-quality educational web text. Despite being smaller than similar open models, it achieves competitive or superior results on several key benchmarks.

What comes next?

  • Sproto-124M — Base, Chat, Experimental Reasoning
  • Sproto-350M — Base, Chat, Reasoning, Coding

🏆 Benchmarks

BenchmarkSupra-50M (ours)GPT-2 (124M)SmolLM-135MOpenELM-270M
Parameters50M124M (2.5×)135M (2.7×)270M (5.4×)
BLiMP (linguistics)76.3%63.0%69.8%N/A
SciQ (science)77.2%53.2%73.4%84.70%
ARC-Easy (knowledge)52.2%42.0%49.2%45.08%
PIQA (logic)62.2%63.0%67.3%69.75%
HellaSwag (context)31.8%29.5%42.0%46.71%

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