WhisperAPI
Fast & Accurate Video & Audio Transcription API
What is WhisperAPI? Complete Overview
WhisperAPI provides fast and accurate video and audio transcriptions powered by OpenAI Whisper. It offers a seamless experience for both developers and non-developers, with a pay-as-you-go pricing model and no hidden fees. The service supports 98+ languages, handles files up to 10GB, and ensures privacy by automatically deleting uploaded files after 24 hours. With industry-leading 99.8% accuracy, WhisperAPI is ideal for professionals, enterprises, and anyone needing reliable transcriptions quickly.
WhisperAPI Interface & Screenshots

WhisperAPI Official screenshot of the tool interface
What Can WhisperAPI Do? Key Features
Lightning Fast Transcriptions
Get your transcriptions in minutes, not hours. WhisperAPI processes 10 minutes of audio to text in under a minute, making it one of the fastest transcription services available.
High Accuracy
Powered by OpenAI Whisper, WhisperAPI achieves 99.8% accuracy across all audio types. It handles various accents and background noise, ensuring reliable results.
Multiple Language Support
Supports 98+ languages, including English, Spanish, French, German, Chinese, and Japanese. The service automatically detects the spoken language for seamless transcription.
Generous File Limits
Handle files up to 10GB with no minute limits. WhisperAPI supports most common audio and video formats, including MP3, WAV, MP4, and M4A.
Privacy First
All uploaded files are automatically deleted after 24 hours, ensuring your data privacy. Only the transcription text is retained in your account.
Robust API for Developers
Built for developers who need complete control over their transcription pipeline. Choose between different Whisper models for speed vs accuracy, fine-tune parameters, and process both video and audio files with the same API.
No-Code Dashboard
Not a developer? No problem. WhisperAPI's intuitive dashboard lets you transcribe files with just a few clicks. Enjoy a simple drag-and-drop interface, real-time progress tracking, and multiple download formats.
Best WhisperAPI Use Cases & Applications
Content Creators
Content creators can quickly transcribe podcasts, interviews, and videos for subtitles, blog posts, or repurposing content. WhisperAPI's high accuracy ensures professional-quality results.
Developers
Developers can integrate WhisperAPI into their applications for automated transcriptions. The robust API supports custom parameters and handles large files effortlessly.
Legal and Medical Professionals
Legal and medical professionals can transcribe meetings, depositions, and patient notes with high accuracy. The privacy-first approach ensures sensitive data is handled securely.
Educational Institutions
Schools and universities can transcribe lectures and seminars for accessibility and study materials. Support for multiple languages makes it ideal for diverse student bodies.
How to Use WhisperAPI: Step-by-Step Guide
Sign up for a free account on WhisperAPI.com. No credit card is required, and you get 5 free transcription credits to test the service.
Upload your audio or video file via the dashboard or API. Supported formats include MP3, WAV, MP4, and M4A, with files up to 10GB.
Choose your preferred Whisper model size (small, medium, or large) based on your need for speed or accuracy. Preview the credit cost before confirming.
Wait for the transcription to complete. Processing typically takes under a minute for 10 minutes of audio.
Download your transcription in multiple formats, including JSON, TEXT, VTT, DOCX, and PDF. Manage all your transcriptions in one place.
WhisperAPI Pros and Cons: Honest Review
Pros
Considerations
Is WhisperAPI Worth It? FAQ & Reviews
API credits are our payment system for transcriptions. Each transcription costs credits based on the model size, speaker diarization features, and file size. You can purchase credits anytime and use them whenever you need transcriptions.
No, API credits never expire. Once purchased, you can use them at any time without worrying about an expiration date.
We automatically delete all uploaded files after 24 hours. Only the transcription text is retained in your account. This helps ensure your data privacy while still giving you access to your transcriptions.
Yes, our service can be used in the browser without any coding required. Simply upload your audio or video file, and we'll transcribe it for you!
We support most common audio and video formats including MP3, WAV, MP4, M4A, and more. Files can be up to 10GB in size with a Pro subscription.
Our service uses OpenAI's Whisper model, which achieves 99%+ accuracy for clear audio in supported languages. Accuracy may vary based on audio quality, background noise, and accents.
We support 98+ languages including English, Spanish, French, German, Chinese, Japanese, and many more. The service automatically detects the spoken language.
Yes, if you're not satisfied with our service, please contact us for a full refund.
Yes, you can use our service for free without any commitments. You get 5 credits free.
No, you don't need an OpenAI API key to use our service. We host our own copy of the Whisper model and do not require an OpenAI API key for transcription. We'll generate an API key for you to use the service.