stable-audio-open-1.0
stabilityai/stable-audio-open-1.0
Official · BF16 · safetensors
Runtime certified: Stable-audio-tools
| Precision / quantization | Format | Bits | Publisher trust | Deployment state |
|---|---|---|---|---|
| BF16 | safetensors | 16 | Official | Runtime certified |
Stable Audio · General · Stable Audio Open 1.0
Stable Audio Open 1.0: Specs, GPU Requirements and License
Stable Audio Open 1.0 is a recent Audio Generation release in the Stable Audio family, certified from its immutable official source revision.
Total parameters1.2B
Active parametersDense model
Context windowN/A / Not directly comparable
Release statusRecent · Recent
ArchitectureLatent audio diffusion transformer
ModalitiesText
Licenseother
Deployment stateDeployable with certified configuration
Commercial stateUnknown / Not Recommendable
Release date2024-05-24
Architecture, strengths and use cases
Stable Audio Open 1.0 is an official self-hostable Stability AI release in the Stable Audio Audio Generation track. It uses Latent audio diffusion transformer, carries 1.213B, supports a verified context window of 0 tokens, and exposes only source-certified checkpoints and runtime combinations. Its release, license and deployment facts are tied to the official repository revision rather than inferred from the family name.
Stable Audio Open 1.0 uses Latent audio diffusion transformer with 1.213B. The stored architecture profile records layers, hidden width , attention heads and a 0 token context ceiling where the official configuration publishes those fields.
Verified Latent audio diffusion transformer architecture
Official checkpoint and pipeline evidence
Official BF16 checkpoint coverage
Private LLM inference
Agentic workflows
Long-context document processing
Certified checkpoints and quantizations
Only exact, source-certified variants attached to this release are shown.
Recommended hardware
Use only the listed stable-audio-tools runtime configuration with the exact checkpoint precision. The recommendation engine checks weight memory, KV cache, runtime overhead, safety headroom, GPU architecture and topology before ranking rentable and reference hardware.
Unknown / Not Recommendable
Commercial rights are not verified, so this release is not commercially recommendable.
License and self-hosting considerations
The full 1.213B resident weight set must fit across the selected GPUs. Context and concurrency add KV-cache memory; MoE active parameters do not replace resident-weight memory.
Stable Audio Open 1.0 is published under other. The release-scoped official license link and verification date are retained with the catalogue record.
Unknown / Not Recommendable. Commercial rights are not verified, so this release is not commercially recommendable.
Alternatives and sibling variants
Stable Audio Open Small
Release timeline
stability-ai/stable-audio/stable-audio-open-1 @ c37fad73372207d59a68f6e88f148822b2b6129919cdd8afbd9e5387d91efd6c
Frequently asked questions
How much VRAM does Stable Audio Open 1.0 require?
The exact estimate depends on checkpoint precision, context and concurrency; the page recommendation uses the certified memory engine and compatible runtime configurations.
Which runtimes support Stable Audio Open 1.0?
Certified upstream runtime evidence is available for stable-audio-tools.
Can Stable Audio Open 1.0 be used commercially?
The stored commercial classification is Unknown / Not Recommendable. Consult the official other terms for the final obligations.
Official references
Last verified: 2026-09-03