Company

Sesame

Sesame is a US startup building natural-sounding conversational voice AI, including its open Conversational Speech Model (CSM).

AI voice in 2026: who makes what

The voice landscape, mapped fast. The brief.

2 min read · 15 June 2026

Sesame launches its iPhone voice-AI app in 39 countries

Natural-sounding voice, four agents, one big open question. The brief.

2 min read · 28 May 2026