Cmpnd releases dspy-wsp optimizer
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Cmpnd has released dspy-wsp, a prototype optimizer that brings weight-space programming into DSPy. It is MIT-licensed, installable via pip install dspy-wsp, and requires DSPy 3.5. According to Cmpnd, all experiments were run on a Mac; the 2B model uses about 6 GB of memory, while d1-omni-600M requires more than 4 GB of memory and can run on a Mac or GPU.
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- MarkTechPostCmpnd Releases dspy-wsp: Weight-Space Programming Comes to DSPy
Cmpnd released dspy-wsp, an MIT-licensed prototype DSPy optimizer called WeightSpace in which a frontier LLM (recommended gpt-6-astra) reads and edits a student model's weights directly, without gradients, a training loop or a fine-tuning dataset. In tests on open decision models from 0.6B to 9B parameters, runs of 25 writer passes cost $5.42 to $7.63 and took 78 to 167 minutes, with d1-omni-600M rising from 50.9% to 69.1% using WeightSpace plus ReAnchor, while the 9B Clef-Flash gained only +1.9 from WeightSpace alone. Cmpnd describes the package as very experimental and slow, and notes that under the original paper's stricter rule d1-omni-600M gained just +2.8 points.
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