Langchain.
-0.25837740302085876, -0.04329109936952591, 0.36204618215560913, -0.1151452362537384, 0.21060682833194733, 0.22132761776447296, 0.03700690343976021, 0.015459956601262093, -0.11610079556703568, 0.1294504553079605, 0.3234724700450897, 0.6064897179603577, -0.46426549553871155, 0.4459235668182373,