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DSPy

DSPy

software
Last discussed Sep 7, 2026

A framework for algorithmically optimizing language model prompts and weights, especially for complex tasks involving LM pipelines.

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What creators say

Y Combinator
mentioned
Used for: Automatically optimizing system prompts using genetic programming over small training sets Praised: Great community, approach of learning optimal system prompt from small exampl...

"I actually wanted them to talk, but they're actually running a 150 person DSPy meetup tonight in San Francisco. They couldn't make it. But I've done some podcasts with them before and a super great community. DSPy — demonstrate, search, predict — ..."

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Dan Shipper
mentioned
Used for: Prompt optimization for copy editing ML experiments

"I think it'll be interesting to see what Fable thinks about the architecture of the experiment and whether we can make it the right shape for something like DSPy, which is like a prompt optimization tool, or fine-tuning."

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IF
Ian Fischer
mentioned

"DSPy is this very popular paper everybody's kind of implementing that that will get you some performance improvements, but it's very far from uh everything that you can get"

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