API docsAPI reference

Gemini 3.8 Flash TTS · Quote

Same body as creating a generation. Returns every available provider sorted by price, plus the ones that cannot serve the request and why.

POST/api/v1/quotePublic · No API key

gemini-3.8-flash-ttsAudio · GoogleModel details & pricing

Endpoints for this model

POST/generationsCreate a generation GET/generations/{id}Get the result POST/generations/{id}/cancelCancel a task POST/quoteQuote GET/models/{slug}Get one model

Parameter scope

Select a provider to see its effective parameter limits. Automatic routing chooses a provider that supports your input. Examples include defaults and required inputs; replace example media URLs with accessible files.

Request

cURL

curl 'https://01router.com/api/v1/quote' \
  -H "Content-Type: application/json" \
  -d '{
  "model": "gemini-3.8-flash-tts",
  "input": {
    "prompt": "A cinematic landscape at sunrise.",
    "voice": "Kore"
  }
}'

Input parameters

JSON body

model stringRequired: Model slug from the catalog. Project keys may use a project-specific model slug.
Allowed values:"gemini-3.8-flash-tts"
input objectRequired: Model-specific input object. See the selected model reference for required fields, defaults and limits.
provider stringOptional: Optional provider slug. Omit for automatic routing; project settings may pin the provider.
project stringOptional: Optional project ID. Use its published model catalog and routing configuration.
input.prompt stringRequired
input.voice enumOptional: Default:"Kore"
Allowed values:"Kore""Puck""Charon""Fenrir""Leda""Orus""Aoede""Zephyr""Callirrhoe""Autonoe""Enceladus""Iapetus""Umbriel""Algieba""Despina""Erinome""Algenib""Rasalgethi""Laomedeia""Achernar""Alnilam""Schedar""Gacrux""Pulcherrima""Achird""Zubenelgenubi""Vindemiatrix""Sadachbia""Sadaltager""Sulafat"
input.style_instructions stringOptional: e.g. "cheerful and friendly"; billing depends on the provider

Response example

200 · application/json

{
  "model": "gemini-3.8-flash-tts",
  "type": "audio",
  "input": {
    "prompt": "A cinematic landscape at sunrise.",
    "voice": "Kore"
  },
  "providers": [
    {
      "provider": "01router",
      "provider_name": "01Router",
      "unit": "second",
      "quantity": 5,
      "price_usd": 1,
      "original_price_usd": null,
      "credits": 100
    }
  ],
  "unavailable": []
}

Responses are illustrative. IDs, usage, prices and results depend on the actual request.

Response fields

model string: Model slug from the catalog. Project keys may use a project-specific model slug.
input object: Model-specific input object. See the selected model reference for required fields, defaults and limits.
providers array: Available providers sorted by price, with unit, quantity, price_usd, original_price_usd and credits.
unavailable array: Rejected providers and the reason each cannot serve the request.

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