Episode

GEPA with Lakshya A. Agrawal - Weaviate Podcast #127!

Podcast: Weaviate Podcast
Published: Aug 13, 2025
Duration seconds: 3715
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Canonical source: https://podcasters.spotify.com/pod/show/weaviate/episodes/GEPA-with-Lakshya-A--Agrawal---Weaviate-Podcast-127-e36qaq1
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Summary

Lakshya A. Agrawal is a Ph.D. student at U.C. Berkeley! Lakshya has lead the research behind GEPA, one of the newest innovations in DSPy and the use of Large Language Models as Optimizers! GEPA makes three key innovations on how exactly we use LLMs to propose prompts for LLMs, (1) Pareto-Optimal Candidate Selection, (2) Reflective Prompt Mutation, and (3) System-Aware Merging. The podcast discusses all of these details further, as well as topics such as Test-Time Training and the LangProBe benchmarks used in the paper! I hope you find the podcast useful!