With the growing business needs, entrepreneurs and businesses are significantly demanding speech-to-text AI APIs. The ability to turn voice data of customer calls, interviews, and meetings into words can help you get valuable insights, thus improving decision-making. This article focuses on finding the best speech-to-text APIs with excellent recognition technology and other key aspects.
Part 1. What Do You Need to Consider when Choosing a Speech-to-text API?
While selecting a speech-to-text API, it is important to consider a few factors. Therefore, let's look at the following and learn how to choose only the best speech-to-text AI APIs:
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Accurate Results: When choosing an API, you should analyze its ability to produce accurate results without any transcribing errors.
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Real-Time Processing: Companies require the best text-to-speech APIs to ensure real-time caption generation during meetings.
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Adaptable and Customizable: To achieve better results, look for APIs with abilities like custom language models and other adaptive features to create readable text.
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Advanced Features & Capabilities: An effective STT API should have recognition capabilities along with advanced features to enhance transcription.
Part 2. Top 5 Speech-to-Text APIs in 2024
Now, let’s go through the following speech-to-text API services and find the best one that caters to your business needs:
1. Whisper API
This free STT API tool helps you transcribe audio into 100+ languages with great precision. You can upload any audio format and utilize its high-quality transcription to translate speech into readable text. Moreover, its diarization feature can automatically partition audio into reliable segments.
Pros
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It lets you see who spoke in which segment in a transcription.
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Offer accurate results with 10x speed, even for a 10-minute audio.
Con
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This tool does not provide real-time transcription of audio.
2. Speechmatics
Speechmatics is one of the best text-to-speech AI APIs with advanced ASR features. Users can transcribe real-time audio in 50+ languages in seconds without compromising accuracy. Furthermore, it offers the fastest transcription and batch modes with several advanced options, like real-time transcription.
Pros
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Flexible tool with speaker diarization and custom dictionary features.
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Provides users with AI automatic translation, summarization, and more.
Con
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Its integration process may be complex for beginners with no technical experience.
3. TelnyX
Another one of the best speech-to-text APIs is TelnyX, as its machine learning excels in transcribing audio, like calls and more with real-time transcription. It also has HD voice codecs and noise suppression features that produce accurate results despite the noisy environment.
Pros
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The Voice API and ReXML deliver automatic real-time transcriptions.
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Produced accurate transcription through an optimized algorithm.
Con
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It has fewer customization options for STT.
4. SpeechBrain
SpeechBrain is another of the best speech-to-text APIs designed to simplify business development and research. It is built on PhyTourch, offering a flexible range of audio processing tasks. Furthermore, it supports complex operations such as speech recognition, speech enhancement, and separation.
Pros
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Offers regular updates to enhance the overall reliability of its features.
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Choose models for specific projects that suit different research or business needs.
Con
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Users unfamiliar with PyTorch may face additional setup and learning hurdles.
5. AssemblyAI
Being an advanced API designed for fast and accurate speech-to-text transcription, it is ideal for users who need clean transcriptions. Additionally, AssemblyAI has a profanity filter that detects and replaces abusive words in transcription, making it the best text-to-speech AI API platform.
Pros
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Integrate this tool into other applications to reduce machine learning duration.
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Handle large audio files efficiently for time-sensitive cases.
Con
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This tool can send sensitive audio data to a cloud-based service, raising privacy concerns.
Part 3. STT APIs Summary Table
After going through the best speech-to-text AI APIs in the previous part, let’s look at the following side-by-side comparison of the 5 tools:
Metrics | Accuracy | Cost | Speed | Customization |
---|---|---|---|---|
Whisper | High | $0.17/hour | Medium | Medium |
Speechmatics | High | $0.30/hour | Low | High |
TelnyX | High | $0.025/ minute | Medium | Low |
SpeechBrain | High | Open-Source | Medium | Low |
Assembly AI | High | $0.12/hour | Fast | High |
Extra Tips. How to Convert Speech to Text Online in BlipCut
Considering the above-discussed tools, we have seen that they lack some important features that are necessary for audio transcription. Therefore, we introduce BlipCut AI Video Translator , which is equipped with advanced speech-to-text technology and the ability to convert audio in over 100 languages. It also provides several customization options with AI capabilities to achieve readable text.
Key Features:
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Easily convert speech to text with just a video or audio link.
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Transcribe audio to text accurately and allow you to edit the transcription if you want.
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Transcribe and translate audio at the same time.
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Download transcription as SRT or VTT format.
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Instantly transcribe speeches online in bulk.
Steps to Transcribe Audio Using BlipCut AI Video Translator
Now that we have a look at the best speech-to-text AI APIs, let's dive into ways to convert speech into text using BlipCut AI Video Translator:
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Step 1. Access AI Transcription and Upload Video
Open this advanced tool on your browser and access the AI Transcription tab from the left side. Now, click the Upload File(s) button or paste a video link to proceed.
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Step 2. Choose a Translation Language and Translate
In the next window, choose one or two languages from the Translate To section and hit the Translate button to begin the translation.
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Step 3. Apply Suitable Changes and Export
Afterward, make desired changes, like changing the timestamp, merging the card, and more within the “Transcript” tab. Once satisfied, click the Export button to access the downloading options.
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Step 4. Download the Video With Desired Text
On the downloading dialogue box, check the two available options and select the desired format. After that, hit the Download option to export the transcribed audio.
Conclusion
In summary, speech-to-text API is a necessity to cater to business needs, giving you proper insights into meetings. Therefore, we provided users with the 5 best speech-to-text AI API tools and compared them for a better understanding. However, out of them, BlipCut provides the best AI transcription with all the necessary advanced features.
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Blake Keeley
Editor-in-Chief at BlipCut with over three years of experience, focused on new trends and AI features to keep content fresh and engaging.
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