Strongest current signal
Package downloads
632.8K/30d
Across npm and PyPI
▼ -9%
Real-time voice generation with state space model architecture
Best current coverage: 632.8K downloads/30d, 35 dependents, and 121 GitHub stars.
Lead signals
Cartesia has the best coverage in package pull, with downstream usage and engineering activity as support.
Strongest current signal
632.8K/30d
Across npm and PyPI
35
Known dependents across npm and PyPI
121
Main repository stars
1.8K
Model downloads
Research Brief
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package pull and downstream usage are the clearest current signals for Cartesia.
Package pull
632.8K/30d
Tracked package pull across npm and PyPI
Downstream usage
35
Known dependent packages across both registries
GitHub attention
121
Main repository stars
Model pull
1.8K
Tracked Hugging Face downloads
Coverage includes npm and PyPI registries, GitHub, distribution surfaces, and recent company news where available. As of April 13, 2026. Methodology
Sustainability and maintenance signals from the primary public repository.
Background and reference details
background, categories, funding, and tools stay collapsed until you need them.
Cartesia is an AI company specializing in real-time voice generation through its API, utilizing state space models for unparalleled quality and ultra-low latency. Their technology enables developers to integrate high-fidelity, controllable, and multilingual speech synthesis into various applications like AI companions, gaming, and content creation. By focusing on advanced model architectures, Cartesia aims to set a new standard for interactive and dynamic audio experiences.
Raised $32M total - DAI rank #81 suggests moderate developer adoption relative to funding.
Index Ventures, Battery Ventures
3K npm · 10K PyPI
Real-time voice generation with state space model architecture
A real-time voice generation API leveraging state space models for high-quality, low-latency, and controllable speech synthesis across multiple languages.
Public pricing snapshots collected for Cartesia
Source: Company pricing pageUpdates: WeeklyNote: Extracted via automated page analysis; verify on sourceMethodology →Historical metrics for Cartesia
Cartesia: npm Downloads down 86% (20.3K to 2.9K). PyPI Downloads down 91% (112.4K to 10.4K). GitHub Stars remained flat.
| Date | npm Downloads | PyPI Downloads | GitHub Stars |
|---|---|---|---|
| Mar 22, 2026 | 20.3K | 112.4K | 121 |
| Mar 29, 2026 | 35.9K | 115.1K | 122 |
| Apr 5, 2026 | 37.7K | 127.5K | 122 |
| Apr 12, 2026 | 23.9K | 74.9K | 123 |
| Apr 13, 2026 | 2.9K | 10.4K | 121 |