AmiVoice Features
- Features
- Engine types
- Try out recognition accuracy
The AmiVoice Cloud Platform utilizes AmiVoice's highly accurate speech recognition (speech to text),
You can embed it into your application using your preferred programming language.
If you are looking for a service solution that can be used without development, such as creating minutes or entering electronic medical records, Product list page .
API/SDK that can implement AmiVoice's speech recognition technology
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The speech recognition engine with No. 1* share in the speech recognition market offered for development
AmiVoice is a highly accurate and high-speed speech recognition engine based on over 25 years of know-how and data. It is highly regarded for its high recognition accuracy for Japanese and is used in broadbased situations.
* 2025 Speech Recognition Software/Cloud Service Market Trend, ecarlate, LLC
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Uses latest technology to achieve high recognition rate
We have our own in-house research department that uses the latest technology and data to analyze and tune our systems. We implement deep learning technologies such as "Transformer" and "End to End" to achieve high recognition rates.
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Specialized for business use
Strong with technical termsThe language model utilized is suitable for business use with reduced false misrecognition by eliminating words not suitable for business. We also offer engines with high recognition accuracy for industry-specific terminology, such as in medical, finance, insurance, and contact center fields. Product names and proper nouns can also be registered for recognition.
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Recognizes natural speech
There is no need to alter how you speak to have the system recognize your speech. It easily recognizes natural speech regardless of accent, intonation, speed, age, or gender with no need to learn anyone's speaking habits in advance.
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Reassuringly powerful noise suppression technology, even in noisy environments
Ambient noise and background noise severely impact recognition rates. AmiVoice uses noise suppression technology to isolate human speech in city, factory, car, train, airplane, and other noisy environments, as well as in other challenging situations, such as on the telephone. It allows clear speech recognition anywhere and in any situation.
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Peace of mind from domestic-only operational environment
ACP's services are developed and operated domestically, so your voice data will never be sent overseas, allowing you to use the service with peace of mind.
Comparison: 7 major APIs
Get MaterialsCompare on a list
Compare ServicesHighly accurate recognition of industry terminology. Diverse speech recognition engines
We offer a wide range of engines that recognize not only general business words, but also specialized terms in industries such as medical, finance, and insurance with high accuracy. High recognition accuracy allows for the development of higher quality products and services. By selecting an engine specialized for your industry, this minimizes the effort required for customization on your side. With AmiVoice API Private and AmiVoice SDK, you can also customize your own engine.
Examples of recognition using medical engine and general-purpose engine
Testing on the general-purpopse and medical engines for recognition of the following speech from a medical setting proved that the medical engine had higher recognition accuracy.
Recognition target
体上部後壁側 に胃潰瘍瘢痕をみとめます。胃体部前壁側に広範な術後瘢痕あり。胃体中部から体上部の後壁側大弯 よりに白色瘢痕、既知の胃潰瘍瘢痕を認めます。前回見られた幽門前部小弯側 に発赤を伴う陷凹は認められません。
AmiVoice medical engine
体上部後壁側に胃潰瘍瘢痕を認めます。 胃体部前壁側に広範な術後瘢痕あり。 胃体中部から体上部の後壁側大弯寄りに白色瘢痕既知の胃潰瘍瘢痕を認めます。 前回みられた幽門前部小弯側に発赤を伴う陷凹は認められません。
AmiVoice general-purpose engine
大丈夫日置食に胃潰瘍瘢痕を認めます。 板井豊前日置則に広範な術後瘢痕あり。 痛いチューブから大丈夫のこうへい規則第1より2白色瘢痕。 基地の胃潰瘍瘢痕を認めます。 前回見られたいう門前武将は足に発赤を伴う間は認められません。
Available engines
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This engine has a versatile general-purpose language model that assumes various situations and businesses, and can be used in a wide range of fields and industries.
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It recognizes medical terminology such as symptoms, disease names, drug names, and surgical procedure names, as well as general business terms with a high degree of accuracy.
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This engine is specialized for entering medical records, such as symptoms, disease names, drug names, surgical procedure names, and medical equipment names.
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Prescription drug and OTC drug names, disease names, etc. Ideal for voice input of medication instruction history and transcription of pharmaceutical industry meetings.
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This engine recognizes nursing care and welfare-related terms and is suitable for creating nursing care records, etc.
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It includes financial and banking terminology related to stocks, securities, and economic markets, and accurately recognizes industry-specific words and phrases.
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Insurance type and policy-related terms, etc. Includes many technical terms specific to industries such as the life insurance and non-life insurance industries.
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It only recognizes standard phrases and words that have been set up by you in advance. Suitable for inputting product names, numbers, letters, etc.
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This engine recognizes city, ward, town, village names, and street addresses across the country.
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Recognizes the combination of a family name and a given name, with results output in katakana.
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This engine converts speech containing multiple languages into text of the respective language.
*AmiVoice API allows the use of general-purpose, medical, finance, and insurance engines.
*All of the above engines, including rule grammar, address, and name engines, can be used with AmiVoice API Private.
*AmiVoice SDK allows the use of all the engines listed above, as well as engines not listed here. We recommend the most suitable engines based on the individual needs of customers.
A wide range of engines are available to suit your requirements
60 minutes free per month on all engines
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