Skillintermediate

WatsonX Audio Transcription

| Property | Details | |----------|---------| | Description | WatsonX audio transcription using Whisper models for speech-to-text | | Provider Route on LiteLLM | `watsonx/` | | Supported Operations | `/v1/audio/transcriptions` | | Link to Provider Doc | [IBM WatsonX.ai ↗](https://www.ibm.com/watsonx) |

Claude Code Knowledge Pack7/10/2026

Overview

WatsonX Audio Transcription

Overview

Property	Details
Description	WatsonX audio transcription using Whisper models for speech-to-text
Provider Route on LiteLLM	`watsonx/`
Supported Operations	`/v1/audio/transcriptions`
Link to Provider Doc	IBM WatsonX.ai ↗

Quick Start

LiteLLM SDK


response = litellm.transcription(
    model="watsonx/whisper-large-v3-turbo",
    file=open("audio.mp3", "rb"),
    api_base="https://us-south.ml.cloud.ibm.com",
    api_key="your-api-key",
    project_id="your-project-id"
)
print(response.text)

LiteLLM Proxy

model_list:
  - model_name: whisper-large-v3-turbo
    litellm_params:
      model: watsonx/whisper-large-v3-turbo
      api_key: os.environ/WATSONX_APIKEY
      api_base: os.environ/WATSONX_URL
      project_id: os.environ/WATSONX_PROJECT_ID

curl http://localhost:4000/v1/audio/transcriptions \\
  -H "Authorization: Bearer sk-1234" \\
  -F file="@audio.mp3" \\
  -F model="whisper-large-v3-turbo"

Supported Parameters

Parameter	Type	Description
`model`	string	Model ID (e.g., `watsonx/whisper-large-v3-turbo`)
`file`	file	Audio file to transcribe
`language`	string	Language code (e.g., `en`)
`prompt`	string	Optional prompt to guide transcription
`temperature`	float	Sampling temperature (0-1)
`response_format`	string	`json`, `text`, `srt`, `verbose_json`, `vtt`