Step Edge Audio
Model overview
Step Edge Audio
Step Edge Audio is an audio foundation model for phones, vehicles, and other edge scenarios, covering audio understanding, speech-semantic reasoning, and ASR.
multimodalaudiospeechtranscriptionspeech to textedge / on-devicevoice assistanttranscriptionlocal inference
Representative version
Step Edge Audio
| Company | StepFun |
|---|---|
| Release | 2026-07-12 |
| Release type | Model release |
| Parameters | Not disclosed |
| Architecture | Not disclosed |
| Context | Not disclosed |
| Input modalities | audio |
| Output modalities | text |
| Tool use / function calling | Tool use: Not disclosed; Function calling: Not disclosed |
| Structured output / reasoning | Structured output: Not disclosed; Reasoning: Not disclosed |
| Vision / audio / video | Confirmed: Audio |
| Open weights / License | Weight status not disclosed / license not disclosed stepfun-step-edge-audio-current · License source pending verification |
| Vendor API | Not disclosed API source pending verification |
| OpenRouter | Not separately listed on OpenRouter |
| Pricing | No reliable public source |
| Benchmark | No reliable public source |
| Public signals | No reliable public source |
| Use cases | On-device audio understanding / Speech-semantic reasoning / Automatic speech recognition / voice assistant |
| Claim evidence | Release event / Model specificationsStep Edge | Efficient Multimodal Models for Real-World Edge ScenariosStep Edge Audio · 2026-07-12 · Step Edge Audio · Step Edge Audio |
OpenRouter
Pricing / context / availability
| OpenRouter | Not separately listed on OpenRouter |
|---|---|
| OpenRouter listing | Not separately listed in the current OpenRouter public list |
| Mapped version | Step Edge Audio stepfun-step-edge-audio-current |
| Pricing | No reliable public source |
| Context | Not disclosed |
| Speed/Latency | No reliable public source |
| Snapshot time | 2026-08-11T06:28:09.895Z |
| Source | View source |
Verified limitations
Usage boundaries
- The reviewed release page does not disclose a parameter count, context length, public API, open weights, or license for Step Edge Audio.
Missing public information
Public information not yet available
Parameter scale not disclosedNot listed on OpenRouterNo reliable benchmark sourceNo public model-card activity countersNo linkable model-specific reviewSpeed/latency not disclosed