Catalog previewTestable in Playground
TestableExact capability metadata is available. CLSSAI can prepare the Text to speech request without guessing the model contract.
- Evidence
- Exact ID fish-audio/s2-pro · /audio/speech
- Mapped mode
- Text to speech
Fish Audio: S2 Pro
fish-audio/s2-proS2 Pro is a multilingual text-to-speech model from Fish Audio. It is suited for expressive narration and multi-speaker dialogue, with natural-language controls for speaking style and emotion.
Modalities
Text → Speech
Input / Output PriceSpecialized media pricingToken prices are not claimed for this media endpoint
ContextNot providedtokens · maximum across providers
ReleasedJul 29, 2026Public catalog metadata
Availability & data sources Listed in CLSSAI · 1 reference endpoints
CLSSAI API · Directory listedCatalog preview · Exact metadata
ACCESS
Where this model works
Catalog preview and CLSSAI API routing are independent decisions with separate sources.
CLSSAI APICallable through CLSSAI API
CallableThe exact model ID is listed in the current CLSSAI public directory. This proves current route eligibility, not a completed inference for every mode.
- Evidence
- Exact ID fish-audio/s2-pro is directory-listed
Text to speech test status
The request contract and frontend path are ready. A real recorded output has not yet been captured for this exact model and mode.
- Request contract
- Build verified
/audio/speech · Schema tests · 2026-08-05 - Frontend path
- Available
Text to speech form · 2026-08-05 - Real model output
- Not yet verified
No keyed smoke-test record
Try this model
Text to speech · Fish Audio: S2 Pro · Runs through the CLSSAI gateway at the official price; nothing is saved.Providers
Compare published prices and endpoint capabilities. Select a provider for context limits, caching prices and supported parameters.
| Specialized | See source | -- | -- | -- |
USD per 1M tokens. Prices and metrics describe catalog endpoints, not CLSSAI routing. “--” means no measurement was supplied. Uptime: last 30 minutes.
Specialized Media Pricing
This model uses media-specific billing units. Open a provider for the available pricing information.
Per-generation price unavailable
The source does not supply a verified per-generation amount. No token-equivalent price is inferred.
Performance
Latency and throughput history are not supplied by the public endpoint API. Check the catalog for its latest performance charts.
Uptime
Successful requests in the last 30 minutes, as reported by the catalog. A snapshot does not show historical reliability.
No uptime measurement available
The public source has not supplied a recent measurement.
Benchmarks
No scored evaluations are included in the public model metadata. View the source for benchmarks and their methodology.
Apps
Application rankings require verified traffic data, which is not included in this source.
Activity
Historical token and request volumes are not supplied by the public API. The catalog shows activity on its own network.
Frequently asked questions
Provider availability, context limits and API capabilities.
Which providers serve Fish Audio: S2 Pro?
Fish Audio are listed in the public reference data. Check CLSSAI availability above before making a request.
What context length is available for Fish Audio: S2 Pro?
No source-labelled context-length metadata was supplied.
Which API parameters does Fish Audio: S2 Pro support?
No source-labelled supported-parameter metadata was supplied.
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