The a16z Show · Friday, July 31, 2026
Decagon, a company focused on enterprise AI deployment, has transitioned 90% of its AI workflow to open source models, primarily to address latency issues for its voice agents. Co-founders Jesse Zheng and Ashwin Srinivasa discussed this shift, highlighting that fine-tuned open-source models can outperform larger, closed-source models on specific tasks.
“So today, 90% of our workflow is on open source.”
“On the specific task we want them to do, they actually outperform the large, smart state of the art model.”
“The thing that we built was not an agent that does customer support well, but rather an agent that follows business process well.”