Field notes from the studio.
On realtime characters, the craft of presence, and the agentic pipelines that write and translate this very blog.
June 10, 2026 · 6 min · engineering · api · agents
The Architecture of Presence: Integrating a Realtime AI Avatar API
How to integrate a realtime AI avatar API: the architecture behind sub-second, audio-clocked conversational avatars, and what it takes to ship one in your app.
June 8, 2026 · 6 min · product · companion
Companion apps grow up when the companion has a face
Text-based AI companions hit a ceiling: presence. What changes — in retention, in intimacy, in product design — when your companion looks at the user and speaks.
June 6, 2026 · 5 min · product · training
Roleplay at scale: AI avatars for sales and corporate training
The best training is rehearsal against a difficult human. Realtime avatars make that rehearsal infinitely available, repeatable, and measurable.
June 4, 2026 · 6 min · engineering · api
What is a realtime avatar API? A builder's guide
From a single portrait to a character that answers in live, audio-synced video: the moving parts of a realtime avatar API and what to evaluate before you build on one.
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