Why giants like Ramp and Spotify build their own AI infrastructure

bendee983 · x · 2026-08-26

This post analyzes why major companies like Spotify and Ramp choose to build their own coding agents and AI infrastructure instead of buying off-the-shelf tools. The key driver is scale: at their size, every optimization can save millions in token spend. This justifies developing custom harnesses, replacing closed models with open ones, and training smart routers. For smaller teams, however, the convenience of buying still outweighs the cost savings of building from scratch.

Original post →

More from coding & agent

coding & agent channel →