Writing on voice AI, benchmarking, and building in the open.
5 posts so far: the benchmark, the methods, and the stances behind the product. More land as the research does.
Why our free tier has an unlimited engine
Open weights changed the arithmetic of a draft. We priced the free plan on the arithmetic.
- EngineeringJun 11, 2026
How we verify every fixed sample on this site
Engines intermittently truncate long takes. Every fixed clip here is transcribed back and checked before it ships.
Read · 3 minRead post → - ResearchJun 10, 2026
The open voice benchmark, and why we run it
Vendor demos tell you which engine sounds best in the vendor's hands. We wanted numbers nobody here can tilt.
Read · 3 minRead post → - EngineeringJun 10, 2026
How we measure voice latency (and why vendors won't)
Wall-clock to the complete audio file, median of three, same script, same gateway. The script is in the repo.
Read · 3 minRead post → - ProductJun 10, 2026
You own what you make here
No meter renting you your own audio, no watermark, no clause that quietly keeps your work.
Read · 3 minRead post →
Every number in these posts is interpolated from the same source files the product reads, so the writing cannot drift from the site.
Want to hear the work behind the writing?
The console is live. Generate audio from any engine and see the open benchmark.