To learn how to install and use the client library for Text-to-Speech, see Text-to-Speech client libraries. For more information, see the Text-to-Speech Python API reference documentation. To authenticate to Text-to-Speech, set up Application Default Credentials.Jan 17, 2024 · This page shows how to get started with the Cloud Client Libraries for the Text-to-Speech API. Client libraries make it easier to access Google Cloud APIs from a supported language. Although you can use Google Cloud APIs directly by making raw requests to the server, client libraries provide simplifications that significantly reduce the amount ... Beginner Duration 45m Published Jan 31, 2020 Table of Contents Challenge Enable the Cloud Text-to-Speech API From the Google Cloud console's main …Jan 17, 2024 · This page shows how to get started with the Cloud Client Libraries for the Text-to-Speech API. Client libraries make it easier to access Google Cloud APIs from a supported language. Although you can use Google Cloud APIs directly by making raw requests to the server, client libraries provide simplifications that significantly reduce the amount ... Google Cloud's pay-as-you-go pricing offers automatic savings based on monthly usage and discounted rates for prepaid resources. Contact us today to get a quote. Request a quoteThe resource name of the Recognizer. Format: projects/ {project}/locations/ {location}/recognizers/ {recognizer}. Output only. System-assigned unique identifier for the Recognizer. User-settable, human-readable name for the Recognizer. Must be 63 characters or less. This item is deprecated! Optional.Jan 31, 2020 · Although there are many tools to communicate, there are two basic types of communication: written and spoken. Machine learning has made it possible to convert one to the other, resulting in speech that is very close to that of a human voice. In this hands-on lab, you'll step through the process for utilizing the Google Cloud Text-to-Speech API, transforming text in a JSON format to an audio ... According to the documentation for the client libraries, there is a Ruby client library the google-cloud_text_to_speech gem. But that's all that specific client library gives documentation on--gem install. The next step in the above documentation is to make the actual request but it is only available in Go, Java, Node.js and Python as an example.Guides, examples, and references for Cloud Speech-to-Text V1 public features. Cloud Speech-to-Text V2 Guides, examples, and references for Cloud Speech-to-Text V2 public features. ... The code sample below uses the google-cloud-speech library. You can use GitHub to browse the source and report issues.In the Google Cloud console, go to the IAM page. Go to IAM. Select the project. Click person_add Grant access . In the New principals field, enter your email address. In the Select a role list, select a role. To grant additional roles, click add Add another role and add each additional role. Click Save .Cloud Speech-to-Text. Overview Cloud Speech-to-Text V1. Speech-to-Text documentation. Speech-to-Text enables easy integration of Google speech recognition technologies into developer applications. Send audio and receive a text transcription from the Speech-to-Text API service. Learn more. Specify a regional endpoint. Text-to-Speech offers US and EU regional API endpoints. If you use a regional endpoint, your data at-rest and in-use will stay within the continental boundaries of Europe or the USA. Specifying an endpoint is important if your data's location must be controlled in order to comply with local regulatory requirements.To authenticate to Text-to-Speech, set up Application Default Credentials. For more information, see Set up authentication for a local development environment . // SynthesizeSSML synthesizes ssml and saves the output to outputFile. // Note: the voice can also be specified by name.Google Cloud Text to Speech is a powerful text-to-speech software that utilizes advanced machine learning and deep learning techniques to convert text into natural-sounding speech. It offers a wide range of AI voices, high-quality audio files, and various pricing plans to suit different user needs. In this article, we will explore the …Make sure that you have enabled billing, enabled the Text-to-Speech API and the AutoML API, and set up authentication for this project. Assign the AutoML Predictor role to the service account that you will use to synthesize a custom voice. For more information, see the Google Cloud documentation for IAM roles and service accounts. Using the ...New customers also get $300 in free credits to run, test, and deploy workloads. The table below lists the models available for each language. Cloud Speech-to-Text offers multiple recognition models , each tuned to different audio types. Some languages are supported by additional models which are optimized for additional audio types: telephony.Send a recognition request with model adaptation. You can improve the accuracy of the transcription results you get from Speech-to-Text by using model adaptation. The model adaptation feature lets you specify words and/or phrases that Speech-to-Text must recognize more frequently in your audio data than other …Before you can send a request to the Text-to-Speech API, you must have completed the following actions. See the before you begin page for details. Enable Text-to-Speech on a GCP project. Make sure billing is enabled for Text-to-Speech. Create and/or assign one or more service accounts to Text-to-Speech. Download a service account …Protocol. Refer to the speech:recognize API endpoint for complete details.. To perform synchronous speech recognition, make a POST request and provide the appropriate request body. The following shows an example of a POST request using curl.The example uses the access token for a service account set up for the project using …Text-to-Speech now offers the Custom Voice feature. Custom Voice allows you to train a custom voice model using your own studio-quality audio recordings to create a unique voice. You can use your custom voice to synthesize audio using the Text-to-Speech API. Warning: Custom Voice is a private feature. The online documentation is publicly ...An unspecified gender. In VoiceSelectionParams, this means that the client doesn't care which gender the selected voice will have. In the Voice field of ListVoicesResponse, this may mean that the voice doesn't fit any of the other categories in this enum, or that the gender of the voice isn't known. MALE.Here’s the ultimate developer guide, on implementing voice streaming from a web application to Google Cloud Speech and Dialogflow. Dialogflow versus Text-to-Speech API versus Speech-to-Text APIGoogle Cloud's pay-as-you-go pricing offers automatic savings based on monthly usage and discounted rates for prepaid resources. Contact us today to get a quote. ... Guides, examples, and references for Cloud Text-to-Speech public features. Private features; Cloud Text-to-Speech Custom Voice Guides, examples, and references for Cloud Text …New customers also get $300 in free credits to run, test, and deploy workloads. In the Google Cloud console, on the project selector page, select or create a Google Cloud project. Go to project selector. Make sure that billing is enabled for your Google Cloud project. Enable the Speech-to-Text APIs. Enable the APIs.Use the Text-to-Speech API. The following function takes a string of text tagged with SSML and the name of an MP3 file. The function uses the text tagged with SSML to generate synthetic audio. The function saves the synthetic audio to the MP3 filename designated as a parameter.Jan 17, 2024 · Enable Text-to-Speech on a Google Cloud project. Make sure billing is enabled for Text-to-Speech. Create and/or assign one or more service accounts to Text-to-Speech. Learn how to use the Text-to-Speech API with Python to generate human-like speech from text. This codelab covers how to set up your environment, list supported languages and voices, and synthesize …Jan 17, 2024 · The Text-to-Speech supports a subset of the available SSML tags, which are described in this topic. Note: You can practice using SSML tags using the Text-to-Speech product demo on the product overview page. Click the ssml link under the bottom right corner of the "Convert your text to speech right now" demo's text box to view your input in ssml ... All Text-to-Speech code samples. This page contains code samples for Text-to-Speech. To search and filter code samples for other Google Cloud products, see the Google Cloud sample browser . Mar 4, 2022 · That’s why we are excited to announce the general availability of Custom Voice in our Cloud Text-to-Speech (TTS) API, a new feature that lets you train custom voice models with your own audio recordings to create unique experiences. For businesses looking to build a strong brand identity, establishing a unique voice can help turn mobile app ... Google Cloud TTS Service uses the non-free Google Cloud Text-to-Speech API to convert text or Speech Synthesis Markup Language (SSML) input into audio data of natural human speech. It provides multiple voices, available in different languages and variants and applies DeepMind’s groundbreaking research in WaveNet and Google’s powerful neural ... The Google Cloud Text-to-Speech Node.js Client API Reference documentation also contains samples.. Supported Node.js Versions. Our client libraries follow the Node.js release schedule.Libraries are compatible with all current active and maintenance versions of Node.js. If you are using an end-of-life version of Node.js, we …When you send an audio transcription request to Speech-to-Text, you can include a parameter telling Speech-to-Text to identify the different speakers in the audio sample. This feature, called speaker diarization, detects when speakers change and labels by number the individual voices detected in the audio. When you enable speaker …Google Cloud's pay-as-you-go pricing offers automatic savings based on monthly usage and discounted rates for prepaid resources. Contact us today to get a quote. ... Guides, examples, and references for Cloud Speech-to-Text V1 public features. Cloud Speech-to-Text V2 Guides, examples, and references for Cloud Speech-to-Text V2 …Jan 17, 2024 · Use the Text-to-Speech API. The following function takes a string of text tagged with SSML and the name of an MP3 file. The function uses the text tagged with SSML to generate synthetic audio. The function saves the synthetic audio to the MP3 filename designated as a parameter. Google Cloud Speech-to-Text is a service that enables developers to quickly and accurately convert audio to text by applying neural network models in an easy to use API. The API covers 73 languages and 137 different local variants to support a global user base and can be used to power media voice control systems, content captioning …Jan 16, 2024 · The Google Cloud Text-to-Speech Node.js Client API Reference documentation also contains samples.. Supported Node.js Versions. Our client libraries follow the Node.js release schedule. Speech recognition and synthesis are two of Google Cloud’s hallmark ML-based services—in no small part due to underlying advanced AI research. Today, we’re announcing the general availability of Cloud Text-to-Speech , which also now offers multilingual access to DeepMind WaveNet voices and speaker optimization.Dec 15, 2022 · A FLAC file must contain the sample rate in the FLAC header in order to be submitted to the Speech-to-Text API. FLAC is the only encoding that requires audio data to include a header; all other audio encodings specify headerless audio data. When we refer to FLAC within the Speech-to-Text API, we are always referring to the codec. Quickstart: Use the command line. Create synthetic voice audio with Text-to-Speech using the command line. Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies.Text-to-Speech API lets you convert text or SSML input into audio data of human speech. Learn how to use it with reference, client libraries, REST API, RPC API, and more.Best practices. This document contains recommendations on how to provide speech data to the Speech-to-Text API. These guidelines are designed for greater efficiency and accuracy as well as reasonable response times from the service. Use of the Speech-to-Text API works best when data sent to the service is within the parameters described in this ...If your audio file is not in FLAC encoding, try converting it to FLAC using SoX, and repeat the steps above to play the file and verify the encoding, sampleRateHertz, and channels. Here are some examples that convert various audio file-formats to FLAC encoding. sox audio.wav --channels=1 --bits=16 audio.flac.SsmlVoiceGender. Gender of the voice as described in SSML voice element. An unspecified gender. In VoiceSelectionParams, this means that the client doesn't care which gender the selected voice will have. In the Voice field of ListVoicesResponse, this may mean that the voice doesn't fit any of the other categories in this enum, or that the ...Maximum size of Google Cloud Text-to-Speech requests. When I submit synthesis requests for text that is too long, I get the following error: google.api_core.exceptions.ResourceExhausted: 429 Received message larger than max (X vs. 4194304) Where "X" is the size in bytes of the returned request.Migrating in UI. To migrate through Speech Google Cloud console, follow these steps: Go to Speech Google Cloud console. Navigate to the Transcriptions Page. Click New Transcription and select your audio in the Audio configuration tab. In the Transcription options tab, select V2.Guides, examples, and references for Cloud Speech-to-Text V2 public features. Private features; Cloud Speech-to-Text on-prem documentation Guides, examples, and references for Cloud Speech-to-Text on-prem features. ... For more information, see Modify a Project's Billing Settings in the Google Cloud console Help. Caution: When you disable ...To connect your Google Cloud Text-to-Speech account to Make, you will need to obtain the project's Client ID and Client Secret in the Google Cloud Console.. 1. Sign in to Google Cloud console using your Google credentials.. 2. Click Select a project > new project.Enter the desired project name, and click the create button. You can also select an existing …Supported class tokens. This page shows the supported class tokens for speech adaptation with Speech-to-Text by language and locale. An AM radio frequency. An FM radio frequency. A phone number, as used in the target locale. A numerical value including whole numbers, fractions, and decimals. A temperature, in degrees.Cloud Text-to-Speech for PHP. Idiomatic PHP client for Cloud Text-to-Speech.. NOTE: This repository is part of Google Cloud PHP.Any support requests, bug reports, or development contributions should be directed to that project.This page shows how to get started with the Cloud Client Libraries for the Speech-to-Text API. Client libraries make it easier to access Google Cloud APIs from a supported language. Although you can use Google Cloud APIs directly by making raw requests to the server, client libraries provide simplifications that significantly reduce the …Speech-to-Text: Automatic Speech Recognition | Google Cloud. Accurately convert voice to text in over 125 languages and variants by applying Google’s powerful machine …Learn how to convert text or SSML to synthetic voice audio using Text-to-Speech API. See code samples, protocol, and output formats for different languages and …May 22, 2023 · Google Text to Speech is a powerful cloud-based text-to-speech software that offers a wide range of AI voices, high-quality audio files, and flexible pricing options. With its advanced machine learning and deep learning capabilities, Google Cloud TTS enables developers to create lifelike speech synthesis for their applications, websites, and ... Cloud Speech-to-Text. Speech-to-Text documentation. Speech-to-Text enables easy integration of Google speech recognition technologies into developer applications. Send audio and receive a text transcription from the Speech-to-Text API service. Learn more.Jan 17, 2024 · The Text-to-Speech supports a subset of the available SSML tags, which are described in this topic. Note: You can practice using SSML tags using the Text-to-Speech product demo on the product overview page. Click the ssml link under the bottom right corner of the "Convert your text to speech right now" demo's text box to view your input in ssml ... Aug 9, 2023 · That's why the Speech-to-Text API v2 features totally new pricing. We have lowered the cost of real-time and batch transcription from $0.024 per minute to $0.016 per minute. Additionally, we know that pricing can be a concern for those that have very large transcription workloads. For that reason, we are also introducing standard volume tiers ... Aug 27, 2019 · Google Cloud Text-to-Speech runs on Google’s Tensor Processing Units (TPUs)—custom silicon chips that we designed from the ground up to accelerate machine learning and AI workloads. Our unique compute infrastructure, together with cutting-edge research, has allowed us to develop and deploy WaveNet voices much faster than is typical in the ... Beginner Duration 45m Published Jan 31, 2020 Table of Contents Challenge Enable the Cloud Text-to-Speech API From the Google Cloud console's main …May 17, 2023 · An unspecified gender. In VoiceSelectionParams, this means that the client doesn't care which gender the selected voice will have. In the Voice field of ListVoicesResponse, this may mean that the voice doesn't fit any of the other categories in this enum, or that the gender of the voice isn't known. MALE. Mar 27, 2018 · Cloud Text-to-Speech correctly pronounces complex text such as names, dates, times and addresses for authentic sounding speech right out of the gate. Cloud Text-to-Speech also allows you to customize pitch, speaking rate, and volume gain, and supports a variety of audio formats, including MP3 and WAV. Rolling in the DeepMind I'm working on a simple speech to text web app, I already have working server-side nodejs code and simple react page, but I don't have any idea how to glue them together, I was trying to implement ... // Imports the Google Cloud client library const speech = require('@google-cloud/speech'); function speechFunction() { const encoding …New customers also get $300 in free credits to run, test, and deploy workloads. In the Google Cloud console, on the project selector page, select or create a Google Cloud project. Go to project selector. Make sure that billing is enabled for your Google Cloud project. Enable the Speech-to-Text APIs. Enable the APIs.Latest Models. Learn how to use the latest models offered by Speech-to-Text using speech adaptation. Except as otherwise noted, the content of this page is licensed under the Creative Commons Attribution 4.0 License, and code samples are licensed under the Apache 2.0 License. For details, see the Google Developers Site Policies.Supported class tokens. This page shows the supported class tokens for speech adaptation with Speech-to-Text by language and locale. An AM radio frequency. An FM radio frequency. A phone number, as used in the target locale. A numerical value including whole numbers, fractions, and decimals. A temperature, in degrees.Make sure that you have enabled billing, enabled the Text-to-Speech API and the AutoML API, and set up authentication for this project. Assign the AutoML Predictor role to the service account that you will use to synthesize a custom voice. For more information, see the Google Cloud documentation for IAM roles and service accounts. Using the ...Jan 17, 2024 · This page shows how to get started with the Cloud Client Libraries for the Text-to-Speech API. Client libraries make it easier to access Google Cloud APIs from a supported language. Although you can use Google Cloud APIs directly by making raw requests to the server, client libraries provide simplifications that significantly reduce the amount ... Jan 4, 2024 · Guides, examples, and references for Cloud Speech-to-Text V1 public features. ... The code sample below uses the google-cloud-speech library. Read the Client Library Documentation for Google Cloud Text-to-Speech to see other available methods on the client. Read the Google Cloud Text-to-Speech Product documentation to learn more about the product and see How-to Guides. View this README to see the full list of Cloud APIs that we cover.Jan 17, 2024 · Before you can send a request to the Text-to-Speech API, you must have completed the following actions. See the before you begin page for details. Enable Text-to-Speech on a GCP project. Make sure billing is enabled for Text-to-Speech. Create and/or assign one or more service accounts to Text-to-Speech. Download a service account credential key. To authenticate to Text-to-Speech, set up Application Default Credentials. For more information, see Set up authentication for a local development environment . // SynthesizeSSML synthesizes ssml and saves the output to outputFile. // Note: the voice can also be specified by name.Cloud Speech-to-Text On-Prem is priced based on the amount of audio successfully processed by the service each month, measured in increments rounded up to 15 seconds. You can view your current billing status, including usage and your current bill, in the Cloud console . For more details about managing your account, see the Cloud billing ...List all supported voices. You can get a complete list of all the supported voices by calling the voices:list endpoint of the API. You can also find the complete list of voices available on the Supported Voices page. The following code snippets demonstrate how to list the voices available in the Text-to-Speech API for text-to-speech synthesis.Google Cloud's pay-as-you-go pricing offers automatic savings based on monthly usage and discounted rates for prepaid resources. Contact us today to get a quote. ... Guides, examples, and references for Cloud Text-to-Speech public features. Private features; Cloud Text-to-Speech Custom Voice Guides, examples, and references for …That’s why we are excited to announce the general availability of Custom Voice in our Cloud Text-to-Speech (TTS) API, a new feature that lets you train custom voice models with …Google Cloud Text-to-Speech API: Unpacking the Features. Google Cloud Text-to-Speech, often referred to as the Cloud Text-to-Speech API, is a part of the Google Cloud Platform (GCP) suite of tools. It is designed to convert text into natural-sounding speech with a wide range of voices, including the highly acclaimed WaveNet …To connect your Google Cloud Text-to-Speech account to Make, you will need to obtain the project's Client ID and Client Secret in the Google Cloud Console.. 1. Sign in to Google Cloud console using your Google credentials.. 2. Click Select a project > new project.Enter the desired project name, and click the create button. You can also select an existing …Mar 28, 2018 · Google では、本日より Cloud Text-to-Speech の一般提供を開始します。. Google が提供する Google アシスタントや検索、Google マップ等の製品では、高品質な Text to Speech (TTS）という音声生成技術を利用することで、より自然な会話調の音声サービスを可能にしています ... Jan 17, 2024 · Make sure that you have enabled billing, enabled the Text-to-Speech API and the AutoML API, and set up authentication for this project. Assign the AutoML Predictor role to the service account that you will use to synthesize a custom voice. For more information, see the Google Cloud documentation for IAM roles and service accounts. Using the ... Apr 7, 2023 · Cloud Text-to-Speech Custom Voice Guides, examples, and references for Cloud Text-to-Speech Custom Voice. Guides Reference Samples Support Resources Make sure that you have enabled billing, enabled the Text-to-Speech API and the AutoML API, and set up authentication for this project. Assign the AutoML Predictor role to the service account that you will use to synthesize a custom voice. For more information, see the Google Cloud documentation for IAM roles and service accounts. Using the ...To use the Google Speech Api it is first of all important to create a Google Cloud account and activate the Speech Api. The best way to do this is to follow the first point of this documentation . After you have created a service account and downloaded the Json file with the necessary access data, you can start using this package.Cloud Text-to-Speech. To power voice response systems for call centers (IVRs) and enabling real-time natural language conversations. To enable IoT devices (e.g., TVs, cars, robots) to talk back to you. To convert text-based media (e.g., news articles, books) into spoken format (e.g., podcast or audiobook)A best practice for streaming audio from a browser microphone to Dialogflow & Google Cloud Speech To Text. In case you haven’t read the other blogs, I recommend to browse back to these blogs: Blog 1: Introduction to the GCP conversational AI components, and integrating your own voice AI in a web app.Learn how to convert text or SSML to synthetic voice audio using Text-to-Speech API. See code samples, protocol, and output formats for different languages and …(Optional) Create a new Google Cloud Storage bucket to store your audio data. Make an audio transcription request. Now you can use Speech-to-Text to transcribe an audio file to text. Use the following code sample to send a recognize request to the Speech-to-Text API. Open the command line shell and run the following command.Jan 17, 2024 · Before you can send a request to the Text-to-Speech API, you must have completed the following actions. See the before you begin page for details. Enable Text-to-Speech on a GCP project. Make sure billing is enabled for Text-to-Speech. Create and/or assign one or more service accounts to Text-to-Speech. Download a service account credential key.
Before you can send a request to the Text-to-Speech API, you must have completed the following actions. See the before you begin page for details. Enable Text-to-Speech on a GCP project. Make sure billing is enabled for Text-to-Speech. Create and/or assign one or more service accounts to Text-to-Speech. Download a service account …. Achayan
Google Cloud's pay-as-you-go pricing offers automatic savings based on monthly usage and discounted rates for prepaid resources. Contact us today to get a quote. ... Guides, examples, and references for Cloud Speech-to-Text V1 public features. Cloud Speech-to-Text V2 Guides, examples, and references for Cloud Speech-to-Text V2 …Transcription models. Speech-to-Text detects words in an audio clip by comparing input to one of many machine learning models. Each model has been trained by analyzing millions of examples—in this case, many, many audio recordings of people speaking. Speech-to-Text has specialized models which are trained from audio from …Speech-to-text console main features. Create transcription - Choose audio files and set configuration options. Review transcriptions by comparing generated text to the original audio. You can create new transcriptions from existing examples, making it quick and easy to subtly refine your results. Model adaptations - Boost transcription accuracy ...Google Cloud Text-to-Speech API がカスタム音声に対応. Google Cloud の Text-to-Speech API がカスタム音声に対応したことにより、企業のお客様はブランドの差別化を実現し、より優れたカスタマー エクスペリエンスを提供できるようになりました。google.cloud.speech.v1.Speech. Performs synchronous speech recognition. Recognize receives results after all audio has been sent and processed. The request times out in 60 minutes. Performs bidirectional streaming speech recognition. StreamingRecognize receives results while sending audio. The request times out in 60 …Read Aloud allows you to select from a variety of text-to-speech voices, including those provided natively by the browser, as well as by text-to-speech cloud service providers such as Google Wavenet, Amazon Polly, IBM Watson, and Microsoft. Jan 17, 2024 · Text-to-Speech is ideal for any application that plays audio of human speech to users. It allows you to convert arbitrary strings, words, and sentences into the sound of a person speaking the... Speech-to-Text API responses. This document is a guide to the basics of using Speech-to-Text. This conceptual guide covers the types of requests you can make to Speech-to-Text, how to construct those requests, and how to handle their responses. We recommend that all users of Speech-to-Text read this guide and one of the associated …Cloud Speech: enables easy integration of Google speech recognition technologies into developer applications. Send audio and receive a text transcription from the Speech-to-Text API service. Client Library Documentation; Product Documentation; Quick Start. In order to use this library, you first need to go through the following steps:Jan 17, 2024 · Text-to-Speech now offers the Custom Voice feature. Custom Voice allows you to train a custom voice model using your own studio-quality audio recordings to create a unique voice. You can use your custom voice to synthesize audio using the Text-to-Speech API. Warning: Custom Voice is a private feature. The online documentation is publicly ... This page shows how to get started with the Cloud Client Libraries for the Speech-to-Text API. Client libraries make it easier to access Google Cloud APIs from a supported language. Although you can use Google Cloud APIs directly by making raw requests to the server, client libraries provide simplifications that significantly reduce the …On this page. This section demonstrates how to transcribe streaming audio, like the input from a microphone, to text. Streaming speech recognition allows you to stream audio to Speech-to-Text and receive a stream speech recognition results in real time as the audio is processed. See also the audio limits for streaming speech …Cloud Speech-to-Text. Overview Cloud Speech-to-Text V1. Speech-to-Text documentation. Speech-to-Text enables easy integration of Google speech recognition technologies into developer applications. Send audio and receive a text transcription from the Speech-to-Text API service. Learn more. Pre-GA products and features are available "as is" and might have limited support. For more information, see the launch stage descriptions . In Speech-to-Text API V2, there are different availabilities in different regions. To understand …Here’s the ultimate developer guide, on implementing voice streaming from a web application to Google Cloud Speech and Dialogflow. Dialogflow versus Text-to-Speech API versus Speech-to-Text API.