Amazon Polly
Amazon Poly is a cloud-based and offers text to speech, AI cloning, dubbing, and more.
No sample available
Cartesia AI
Real-time multimodal intelligence for every device. Cartesia.ai provides real-time multimodal AI solutions for various devices, focusing on privacy and speed.
No sample available
About Amazon Polly
Amazon Polly is an AI speech generator service provided by Amazon Web Services, transforming text into lifelike spoken audio. This tool allows developers and content creators to generate natural-sounding speech easily, making it ideal for applications like customer service bots, audiobook narration, and language learning aids.
The service offers over 47 different TTS voices and supports 24 languages, enabling you to find the perfect match for your specific needs. Whether adjusting the pitch, speed, or timbre, Amazon Polly provides extensive customization options to fine-tune the audio output for any scenario.
By integrating Amazon Polly, you can enhance multimedia presentations, create more engaging e-learning materials, and bring characters to life in animated productions. With its broad language support and diverse voice options, Polly adapts seamlessly to various content creation demands, making it a versatile and powerful tool in the digital audio landscape.
Additionally, Amazon Polly is equipped with features like Speech Marks, which help synchronize speech with visuals, and a Neural Text to Speech (NTTS) model, which delivers even more advanced and natural-sounding voice qualities. This combination of features makes Amazon Polly an essential tool for anyone looking to produce high-quality spoken audio that can captivate and inform audiences.
| Website: | https://aws.amazon.com/ |
|---|---|
| Founded in: | 2016 |
| Founder: | Stuart Johnson |
| CEO: | Stuart Johnson |
| Phone: | No |
| Email: | aws-ukps-frameworks@amazon.com |
| Live Chat: | No |
About Cartesia AI
Cartesia.ai provides real-time multimodal AI solutions for various devices, focusing on privacy and speed. Their core products include Sonic, a fast and ultra-realistic generative voice API, and On-Device AI models, which perform offline, private inference. They emphasize delivering high-performance AI directly to user devices, enhancing user experiences with low latency and privacy-focused features.
| Website: | https://www.cartesia.ai/ |
|---|---|
| Founded in: | 2023 |
| Founder: | Karan Goel, Albert Gu |
| CEO: | Karan Goel |
| Address: | San Francisco, California, USA |
| Email: | support@cartesia.ai |
| Live Chat: | No |
Amazon Polly is a better alternative to Cartesia AI
We've compared price, features, voice samples, and more, and Amazon Polly is a better alternative to Cartesia AI
Compare Amazon Polly Product Suite vs Cartesia AI
If you are looking to invest in either Amazon Polly or Cartesia AI and are planning to scale, then it’s important to know who provides a comprehensive product suite.
- Text to Speech
- Text to Speech API
- AI Voice Cloning
- AI Dubbing
- Sonic
- On-Device
Generate AI Voices, Indistinguishable from Humans
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Amazon Polly vs Cartesia AI Pricing
Compare Amazon Polly vs Cartesia AI subscription plans and pricing. Please check each website for the most updated information.
| Monthly Price | Yearly Price | |
| Pay As You Go | $0 |
| Monthly Price | Yearly Price | |
| Free | ||
| Pro | 5 | |
| Startup | 49 | |
| Scale | 299 | |
| Enterprise | Contact Support |
Amazon Polly vs Cartesia AI Features Comparison
A side-by-side comparison of Amazon Polly vs Cartesia AI features
Amazon Polly Features |
Cartesia AI Features |
|---|---|
Simple-to-Use APIAmazon Polly provides an API that enables you to quickly integrate speech synthesis into your application. |
Consistent memory managementOperate large models on compact devices without overwhelming memory resources. |
Wide Selection of Voices and LanguagesAmazon Polly includes dozens of lifelike voices and support for a variety of languages, so you can select the ideal voice and distribute your speech-enabled applications in many countries. |
High-performance throughputSupport multiple applications with a single model by utilizing our optimized inference stack. |
Synchronize Speech for an Enhanced Visual ExperienceAmazon Polly makes it easy to request an additional stream of metadata that provides information about when particular sentences, words and sounds are being pronounced. |
Minimal latencyStream data instantly with our cutting-edge low latency state space model inference system. |
Optimize Your Streaming AudioWith Amazon Polly, you can stream all kinds of information through your application to users in near real time. You can also choose from various sampling rates to optimize bandwidth and audio quality for your application. Amazon Polly supports MP3, Vorbis, and raw PCM audio stream formats. |
Extended context handlingEffortlessly tap into long-term information, enabling the development of intricate applications. |
Adjust Speaking Style, Speech Rate, Pitch, and LoudnessAmazon Polly supports Speech Synthesis Markup Language (SSML), a W3C standard, XML-based markup language for speech synthesis applications, and supports common SSML tags for phrasing, emphasis, and intonation. |
Energy EfficientDesigned for energy-efficient, on-device operation. |
Newscaster Speaking StyleAmazon Polly can be used to synthesize speech as if it is were spoken by a TV or Radio newscaster. This can be a great way to read news articles or deliver flash briefing updates. |
Stateful capabilitiesMaintain memory across different interactions and devices seamlessly. |
Adjust the Maximum Duration of SpeechAmazon Polly enables you to automatically adjust the speech rate based on a maximum allotted amount of time you define with a feature called time-driven prosody. This is beneficial for many use cases, especially when it comes to localization. |
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Platform and Programming Language SupportAmazon Polly supports all the programming languages included in the AWS SDK (Java, Node.js, .NET, PHP, Python, Ruby, Go, and C++) and AWS Mobile SDK (iOS/Android). Polly also supports an HTTP API so you can implement your own access layer. |
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Poly APIAmazon Polly can be accessed via the Polly API (and various language-specific SDKs), AWS Management Console, and the AWS command-line interface (CLI). You have full control over all the capabilities of Amazon Polly, whether you use the service through the console, the API, or the CLI. |
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Custom LexiconsWith Amazon Polly’s custom lexicons, or vocabularies, you can modify the pronunciation of particular words, such as company names, acronyms, foreign words and neologisms |
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Brand VoiceBrand Voice is a custom engagement where you work with the Amazon Polly team to build an Neural Text-to-Speech (NTTS) voice for the exclusive use of your organization. |
Amazon Polly vs Cartesia AI Use Cases
Most apps in this space have similar use cases but you can compare Amazon Polly vs Cartesia AI use cases if you were looking for something unique.
Amazon Polly Use Cases |
Cartesia AI Use Cases |
|---|---|
ArchivingAffordable solutions for data archiving from gigabytes to petabytes |
Smart devicesRun AI on small devices like phones and wearables for tasks like object detection or voice recognition, without needing cloud support. |
Back up and restoreDurable, cost-effective options for backup and disaster recovery |
Autonomous systemsPower real-time decision-making for drones, robots, or self-driving cars with fast data processing. |
BlockchainShared ledgers for trusted transactions among multiple parties |
Healthcare wearablesMonitor patient health continuously and analyze long-term trends to help predict medical issues. |
Block MigrationEasily migrate apps and data to AWS |
Customer service botsBuild smarter chatbots that remember past conversations, improving customer interactions. |
Cloud OperationOperate securely and safely in the cloud, at scale |
Industrial IoTPredict when machines need maintenance by analyzing sensor data, reducing downtime. |
ContainersFully managed services for every workload |
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Content DeliveryAccelerate websites, APIs, and video content |
Amazon Polly vs Cartesia AI Clients
See which companies trust Amazon Polly & Cartesia AI for all their generative AI needs.
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Amazon Polly vs Cartesia AI Reviews
See how Amazon Polly vs Cartesia AI stack up by what users think of them.
Problems of creating captivating content
Amazon Polly with AWS services is a learning curve when it comes to SSML codes the customizable features it make it valuable. The wide range of vo...
A plethora of SSML features
The voices are incredibly natural sounding. Despite the learning curve, all the exceptional features that Polly has to provide make it totally wort..
Amazon Polly
Human Like Voices: I appreciate that Amazon Polly leverages deep learning to generate speech that is remarkably natural. This makes applications feel more user-friendly and engaging.
Limited Languages!
Not enough choices for voices and definitely language options are scarce.
Good for niche cases
Does rely on other AWS for the best experience.
Cartesia AI not reviewed yet.
