20:10
2026-08-05
sourcefeed.dev
artificial-intelligence
That 100x-Cheaper Retrieval Claim Is Half Right
A joint post from Neon, Databricks' serverless-Postgres arm, and Castform, an RL post-training startup, claims a 4B open-weights model can match GPT-5.6 Sol on agentic retrieval at roughly 1/100th the…