Sunesis journal

Ideas for a more human internet.

Research, product stories, and notes from the people building voice, video, and conversation at Sunesis.

6 stories4 disciplines
Research 6 min read
Featured

Why emotion is the missing layer in AI

Voice and video give an AI a body. Emotion gives it a reason to be heard.

Lucia Chen

Research lead

A creator using the Sunesis platform in a studio
Research note · voice and emotion

The journal

More from Sunesis

5 stories
Developer working from a laptop
Engineering 11 min read

We rewrote our inference stack. Here’s what broke.

A candid postmortem on moving to a streaming inference graph—and the three bugs that nearly shipped.

Sam Yamamoto

Staff engineer

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A Sunesis studio workspace
Product 7 min read

Designing the voice library: 240+ voices, one catalog

How we made hundreds of voices feel discoverable, considered, and human from the first listen.

Priya Novak

Product designer

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A studio microphone in a softly lit recording room
Research 9 min read

The science of emotional prosody

A field guide to the pitch, pace, and pause patterns that make a voice feel alive.

Rafael Diaz

Research scientist

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Sunesis signal horizon visual
Company 4 min read

We’re opening the research lab to the public

Selected previews from our lab are now available to every active Sunesis account.

Tobias Wei

CEO

Read
A creator working with a microphone
Engineering 13 min read

A pragmatic guide to voice cloning in production

The consent, licensing, and quality guardrails worth establishing before you ship.

Amara Bauer

Platform engineer

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Occasional notes

Keep a good signal close.

New research, product thinking, and behind-the-scenes engineering notes. Thoughtful, useful, and never noisy.

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Sunesis Labs | AI Voice, Character & Conversation Agents