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What is Whisper API?

Whisper API, powered by Lemonfox.ai, is an affordable and scalable speech-to-text transcription service built on OpenAI's Whisper Large V3 model. It solves the problem of high-cost transcription by offering a budget-friendly $0.17 per hour, with a free first month including 30 hours. Core capabilities include high-accuracy transcription, speaker diarization, translation into over 100 languages, and support for various audio formats. The API is OpenAI-compatible, allowing developers to integrate it with just a few lines of code. It is designed for businesses, developers, content creators, and anyone needing reliable audio transcription. The tool fits workflows such as transcribing podcasts, videos, meetings, and customer calls. Whisper API emphasizes simplicity, speed, and unbeatable value, making it accessible to both technical and non-technical users.

AI Tool Review Summary

Performance Score

4.5/5

Content/Output Quality

High, consistent, and accurate

Interface

Clean and developer-friendly

AI Technology
LLMSpeech RecognitionNLP
Purpose of Tool

To provide affordable, high-accuracy speech-to-text transcription via an API.

Compatibility

OpenAI-compatible API, works with any programming language, supports multiple audio formats.

Pricing

Freemium with free trial (30 hours) then $0.17/hour

Features

Features with the highest value for users are highlighted here.

Whisper Large V3 model

Speaker diarization

Translation and summarization

100+ language support

OpenAI-compatible API

Simple integration

Affordable pricing at $0.17/hour

Free 30-hour trial

How It Works

1

Sign Up

Create an account on Whisper API to get your API key and free trial.

2

Integrate API

Use the OpenAI-compatible endpoint with your preferred programming language.

3

Upload Audio

Send audio files via API request, specifying language and options like speaker labels.

4

Receive Transcription

Get accurate text output in JSON or other formats, ready for use.

Who Is It For?

Developers

Content Creators

Businesses

Journalists

Researchers

Students

Media Companies

Startups

Non-Technical Users

Enterprise Teams

Pricing

Popular

Free Trial

$0/monthly
  • 30 hours free
  • Full API access
  • All features included

Pay-as-you-go

$0.17/hour/monthly
  • No monthly commitment
  • Access to Whisper Large V3
  • Speaker diarization

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Pros & Cons

Pros

  • Extremely low cost at $0.17 per hour with a generous free trial.
  • Easy integration with OpenAI-compatible API and comprehensive documentation.

Cons

  • Not affiliated with OpenAI, which may raise trust concerns for some users.
  • Limited information on data privacy and security measures.

FAQs

Just Launched

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Reviews

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Rating

5.0

Pros

Cons

Quick Whisper API Comparision

Side-by-side with top alternatives in this category.

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Analytics of Python Speech-to-Text Tutorial

Website traffic and keyword analysis.

Live dataFeb 2026 – Apr 2026

Monthly visits

35.94K

-13.3% vs prior month

Avg. visit duration

00:00:14

M 4 2026 snapshot

Pages / visit

1.68

M 4 2026 snapshot

Bounce rate

42.78%

Lower is better

All traffic · Worldwide

Weekly estimate · Feb 1, 2026 – Apr 29, 2026

6.42K6.88K7.35K7.82K8.29KFeb 1Feb 15Mar 1Mar 15Mar 29Apr 8Apr 22Apr 29

Peak week: 8.29K (Mar 1, 2026)Low week: 6.42K (Feb 1, 2026)WoW: 0.0%Derived from monthly estimates · SimilarWeb-equivalent

Release History

0 releases published

No releases yet.

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