Audio API Cost Calculator
Calculate costs for Whisper (speech-to-text), OpenAI TTS (text-to-speech), and ElevenLabs voice generation.
Select Audio Service
Audio API Pricing Comparison
| Service | Type | Pricing | Best For |
|---|---|---|---|
| Whisper | Speech-to-Text | $0.006/minute | Transcription, subtitles |
| OpenAI TTS Standard | Text-to-Speech | $15/1M characters | High-volume TTS |
| OpenAI TTS HD | Text-to-Speech | $30/1M characters | High-quality voice |
| ElevenLabs Starter | Text-to-Speech | $0.30/1K characters | Realistic AI voices |
| ElevenLabs Pro | Text-to-Speech | $0.24/1K characters | Professional use |
Which Audio API Should You Choose?
Whisper (Speech-to-Text)
Best accuracy for transcription. Supports 99 languages. $0.006/minute makes it affordable for podcasts, meetings, and content creation. No free tier but very cost-effective.
OpenAI TTS (Text-to-Speech)
Most affordable TTS at scale. Standard quality works for most uses. HD quality for professional audiobooks. 6 voices available. Great API, easy integration.
ElevenLabs (Premium TTS)
Most realistic AI voices. Voice cloning available. More expensive but worth it for professional content, audiobooks, and character voices. Best emotional range.