Kotoba STT

Transcriptions

kotoba-stt

Kotoba Technologies|Created Oct 31, 2026

Transcriptions

Kotoba STT is a speech-to-text model from Kotoba Technologies for accurate transcription of an audio clip in one request, with word timestamps, tuned for Japanese and East Asian languages.

Overview Specifications Activity Performance Uptime Examples API Reference

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Pricing-50%

Pay-as-you-go rates for this model. More details in the billing guide.

Transcription (1 minute)

$0.0021

Capabilities

Input Modalities

Audio

Output Modalities

Text

Supported Parameters

Available parameters for API requests

Language

Usage Analytics

Token usage of this model on our platform

Not enough activity data to display a chart

Throughput

Not enough throughput data

Time-To-First-Token (TTFT)

Not enough TTFT data

Code Example

Example code for using this model through our API with Python (OpenAI SDK) or cURL. Replace placeholders with your API key and model ID.

Basic request example. Ensure API key permissions. For more details, see our documentation.

from openai import OpenAI

client = OpenAI(base_url="https://api.naga.ac/v1", api_key="YOUR_API_KEY")

with open("audio.mp3", "rb") as f:
    transcription = client.audio.transcriptions.create(
        model="kotoba-stt",
        file=f,
        prompt=None,
        language=None,
    )
print(transcription.text)