Braintrust, which helps companies evaluate and monitor their AI tools' performance, raised a $36M Series A led by a16z, a source says at a ~$150M valuation (Alex Konrad/Forbes)

Alex Konrad / Forbes: Braintrust, which helps companies evaluate and monitor their AI tools' performance, raised a $36M Series A led by a16z, a source says at a ~$150M valuation  —  Ankur Goyal built infrastructure for AI products twice before at Impira and Figma.  Now, his AI evaluations startup Braintrust …