Overview
OpenAI Whisper API is the official cloud transcription service from OpenAI. It provides high-quality speech-to-text using the same Whisper model architecture that powers WhisperKit, but processed on OpenAI’s servers. Key Benefits:- High accuracy across 100+ languages
- Automatic language detection
- Official OpenAI support and reliability
- Works on any Mac (no Apple Silicon required)
Setup Instructions
1
Create OpenAI Account
Visit platform.openai.com and sign up or log in
2
Add Payment Method
Go to Settings → Billing → Add a payment method
OpenAI requires a payment method. Whisper API costs ~$0.006 per minute of audio.
3
Generate API Key
Go to API Keys → Create new secret key → Copy the key immediately
4
Add to Stenox
Open Stenox Settings → Providers tab → OpenAI → Paste your API key
5
Select as Transcription Provider
In your Profile settings, set Transcription Provider to OpenAI Whisper
Pricing
OpenAI Whisper API is pay-per-use:Language Support
OpenAI Whisper supports 100+ languages:- European: English, Spanish, French, German, Italian, Portuguese, Dutch, Polish, Russian
- Asian: Chinese (Mandarin), Japanese, Korean, Hindi, Thai, Vietnamese, Indonesian
- Middle Eastern: Arabic, Hebrew, Turkish, Persian
- And many more…
When to Use OpenAI Whisper
OpenAI Ecosystem
Already using OpenAI for other services (GPT-4, DALL-E, etc.)
Multi-language
Need high-quality transcription across multiple languages
Intel Mac
Running on Intel Mac where WhisperKit is slower
Official Support
Want the reliability of official OpenAI infrastructure
When to Consider Alternatives
- Budget-conscious: Groq Whisper offers free tier
- Maximum privacy: WhisperKit runs locally
- Maximum accuracy: DeepGram Nova-3 often outperforms
Troubleshooting
Invalid API key error
Invalid API key error
- Verify you copied the complete key
- Check the key is active in OpenAI dashboard
- Ensure billing is set up (required even for new accounts)
Rate limit exceeded
Rate limit exceeded
- OpenAI has usage limits based on account tier
- Wait a few minutes or upgrade your account tier
- Consider using Groq Whisper as a fallback
Incorrect language
Incorrect language
- Set specific language in Profile settings instead of auto-detect
- Ensure you’re speaking clearly in the expected language
Next Steps
Add AI Enhancement
Use Gemini with your own API key for cloud text enhancement.
Create Profiles
Use OpenAI Whisper transcription for specific contexts.

