Cartesia · Launch Video Breakdown: Hook, Pacing & Motion Design

We've raised a $64M Series A led by @kleinerperkins to build the platform for real-time voice AI. We'll use this funding to expand our team, and to build the next generation of models, infrastructu…

AI AgentsLaunchMarch 11, 2025@cartesia

Website View on X

9.2 /10

Hook score

Founder Authority & Problem/Solution Setup

Cuts / min

2:55

Runtime

329K

Views

Likes

Reposts

Replies

Reusable motion template

Founder-Led Tech Launch with Data Visualizations

Founder Authority & Technical Motion Graphics

Adapt it.

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Adjust color palette to deep blues, purples, and electric greens. Maintain dark background.
Synchronize all motion graphics and transitions with a new, high-energy electronic score, ensuring impactful sub-bass drops at key reveals.

Source: X / Twitter launch · View original post

Launch overview & key findings

A 175-second founder authority & technical motion graphics launch video by Cartesia, unveiled on March 11, 2025 with over 329K views on X. Evaluated at a 9.2/10 hook score with an editing tempo of 9 cuts per minute, the production demonstrates Cartesia, led by founder Karan Goel, launches Sonic 2, a groundbreaking real-time voice AI model. The video highlights its superior speed, control, and accuracy through data visualizations and feature demonstrations. The motion style is a dynamic blend of founder authority and clean, high-energy motion graphics, utilizing a dark aesthetic with vibrant accents and subtle pixel art.

0:00 · The Hook · Introducing Sonic 2: The Next Generation of Voice AI

0:00 / 0:00

The Hook
Introducing Sonic 2: The Next Generation of Voice AI
“We've been building the platform for real-time voice AI. We've raised a $64M Series A led by Kleiner Perkins to build the platform for real-time voice AI. We'll use this funding to expand our team, and to build the next generation of models, infrastructure, and tools for real-time voice AI. We're excited to announce Sonic 2, our next generation voice AI model. Sonic 2 is the fastest, most controllable, and most accurate voice AI model in the world.”
On screen
Karan Goel Founder / CEO @ Cartesia Update Olivia Moore $64M Posted January 29, 2025 AI YOU'RE THE VOICE YOU'RE THE VOICE AI Voice 2025: The Year Voice AI Finds Its Voice What makes voice AI all the rage now? It simplifies complexity. Getting things done easier than ever, all thanks to the power of voice AI. Why Voice AI Is The New U What makes voice AI all the rage now? It simplifies complexity. Getting things done is easier than ever, all thanks to the power of voice AI. Published on January 13, 2025 2024 te of Voice AI
Camera
Medium close-up on the founder, with occasional cuts to animated text and graphics. Camera remains static on the founder.
Motion
Text reveals with subtle scaling and opacity changes, combined with quick cuts to founder speaking. Data visualizations animate in with wipe effects.
Product Reveal
Unmatched Speed and Accuracy
“Sonic 2 is the fastest model in the world. We're talking about 40 milliseconds of latency. That's faster than any other model out there. And it's not just fast, it's also incredibly accurate. We've achieved best-in-class voice cloning, and we're able to handle complex phrases and accents with ease.”
On screen
Win Rate Blinded Human Evals Cartesia 61.4% ElevenLabs 38.6% Cartesia 74.2% Blinded, head-to-head human preference evaluations on 100 held out voices. Voice cloning not supported on OpenAI, Azure, Google T Model Latency Sonic 1 Sonic 1.0 135 ms Sonic 2.0 90 ms Sonic 2.0 Turbo 40 ms P90 Latency (ms) 90th percentile latency (including all network and serving latency) from different datacenter locations. Sonic 2.0 ElevenLabs Flash V2 PlayHT 3.0-mini OpenAI Asia Pacific Sonic 2.0 ElevenLabs Flash V2 PlayHT 3.0-mini OpenAI United States Sonic 2.0 ElevenLabs Flash V2 PlayHT 3.0-mini OpenAI Europe
Camera
Alternates between founder close-up and full-screen data visualizations. Camera on founder is static.
Motion
Bar charts and pie charts animate in with smooth transitions. Text highlights key data points. Pixel art character animates with waveform.
Feature Teaser
Advanced Control and Native Integration
“Spelling is crucial for voice agents. We've built in advanced control features, allowing you to dictate how words are pronounced and spelled. And Sonic 2 runs natively on device, meaning you can integrate it directly into your applications for unparalleled performance.”
On screen
Spelling is crucial for voice agents names e-mails phone numb Your confirmation number is AT121 best in class Voice cloning Hey Jonathan, you should check out Sonic 2.0. Sonic 2.0 runs natively
Camera
Mix of founder close-up and animated feature demonstrations. Founder camera is static.
Motion
Text-based feature explanations with iconographic support. Pixel art characters demonstrate voice agent interaction. Text reveals with a subtle glow effect.
Call to Action
Experience the Future of Voice AI
“(No spoken dialogue — The audio features a consistent electronic score with a driving beat. It incorporates pizzicato synths, sub-bass, and various sound design elements to enhance transitions and emphasize key points. There are high-energy audio transitions and risers at multiple points, culminating in impactful sub-bass drops. The overall soundscape is modern and dynamic, supporting the product launch's energetic tone.)”
On screen
(No on-screen text)
Camera
Dynamic cuts between various abstract UI elements and product shots. Camera motion is fluid and often involves subtle zooms or pans.
Motion
Abstract UI elements animate with glowing lines and particles. Product shots feature smooth camera movements and focus shifts. High-energy transitions with sound design.

Synthesizable in Remotion · key components of the founder-tech-launch-template template.

DataBarReveal

Horizontal bar charts animate from left to right, revealing data values with a smooth, linear progression. Associated text and percentages appear simultaneously or shortly after the bar completes its animation.

+ Code construction recipe

Use `interpolate` for `width` property of a `div` or `SVG rect` from 0 to its target value. Apply `spring` for a subtle bounce at the end. Text opacity and position can be animated with `interpolate`.

PixelCharacterWaveform

A pixel art character stands next to a dynamic audio waveform that visually represents spoken dialogue. The waveform animates in sync with the audio, expanding and contracting.

+ Code construction recipe

Render a static pixel art SVG. For the waveform, use `SVG path` elements. Animate `d` attribute values or `stroke-dasharray` and `stroke-dashoffset` with `interpolate` based on audio analysis data or a predefined animation curve.

GlowTextReveal

On-screen text appears with a subtle, ethereal glow effect that fades in and out, emphasizing key phrases or statistics.

+ Code construction recipe

Apply `CSS text-shadow` with `interpolate` for `blur-radius` and `color` opacity. Combine with `opacity` animation for the text itself. Consider using `filter: drop-shadow()` for more control over the glow.