Baidu Text-to-Speech vs Google Cloud Text-to-Speech
Baidu Text-to-Speech
cloud.baidu.comGoogle Cloud Text-to-Speech
cloud.google.comSide by side
| Figure | Baidu Text-to-Speech | Google Cloud Text-to-Speech |
|---|---|---|
| Price from | Free | $4/mo |
| Free plan | Yes | — |
| Free trial | Yes | Yes |
| Open source | — | — |
| Web | Yes | Yes |
| Linux | Yes | — |
| iOS | Yes | Yes |
| Android | Yes | Yes |
| API | Yes | Yes |
| Self-hosted | Yes | — |
| Plans published | 14 | 14 |
| Spec score · Text-to-Speech Software | 9.3 (#3) | 9.0 (#13) |
| Spec score · Text-to-speech tools | 9.3 (#5) | 9.2 (#8) |
| API access | Yes | Yes |
| Company founded | Baidu states that it was incorporated in 2000. | Google's official history dates the company's beginnings to 1998. |
| Company headquarters | Baidu states that its headquarters are in Beijing, China. | Google's official history identifies the Googleplex in Mountain View, California as its headquarters. |
| Export formats | mp3,pcm,wav | MP3,LINEAR16,OGG_OPUS,MULAW,ALAW |
| Platforms | web,api,ios,android,linux | web,api |
| Purpose | Converts text into natural-sounding speech for applications and devices. | The API converts text into natural-sounding speech and can accept text or SSML input to produce audio data. |
| Streaming | Streaming synthesis supports bidirectional text and speech so synthesized audio can be heard nearly as text is entered. | The product supports streaming audio synthesis for low-latency, real-time conversations. |
| Use cases | Listed use cases include audiobook reading, news announcements, order announcements, and smart hardware. | Google describes use cases including contact-center voicebots, voice generation in devices, and accessible electronic program guides. |
| Voice cloning | Yes | Yes |
Plans
Baidu Text-to-Speech
- Short-text Basic Voice LibraryPrice not published
- Short-text Premium Voice LibraryPrice not published
- Short-text Large-model and Premium Voice LibraryPrice not published
- Long-text Basic Voice LibraryPrice not published
- Long-text Premium Voice LibraryPrice not published
- Long-text Large-model and Premium Voice LibraryPrice not published
- Streaming Basic Voice LibraryPrice not published
- Streaming Premium Voice LibraryPrice not published
- Streaming Large-model and Premium Voice LibraryPrice not published
- 离线语音合成试用版Free
Google Cloud Text-to-Speech
- Standard voices$4 a month
- WaveNet voices$4 a month
- Neural2 voices$16 a month
- Polyglot voices$16 a month
- Chirp 3: HD voices$30 a month
- Studio voices$160 a month
- Instant custom voice$60 a month
- Gemini 2.5 Flash TTS and Gemini 2.5 Flash-Lite Preview TTSPrice not published
- Gemini 3.1 Flash TTSPrice not published
- Gemini 2.5 Flash TTS / Gemini 2.5 Flash-Lite Preview TTSPrice not published
In their own words
Baidu Text-to-Speech
Baidu Text-to-Speech converts text into speech for applications and devices, with Chinese, English, mixed Chinese-English, and more than 70 voice styles available through its online service. Users can change speech rate, pitch, volume, and supported emotional effects; Chinese polyphonic characters can be annotated with pronunciation. Streaming synthesis can play audio nearly as text is entered, and long-text synthesis handles up to 100,000 Chinese characters in one request. Baidu provides HTTP and WebSocket APIs, online and offline SDKs, and Android and iOS SDKs for phones and smart devices. Offline synthesis is intended for settings with weak or no network access, including mobile apps, readers, robots, and smart hardware. Listed uses include audiobook reading, news and order announcements, and smart hardware. Short-text API requests must stay under 1,024 GBK bytes, with 120 bytes or less recommended. Export formats are MP3, PCM, and WAV. The service offers a free trial; offline trial and license plans are listed, while prices for other listed plans are not provided.
Google Cloud Text-to-Speech
Google Cloud Text-to-Speech is an API that converts text or SSML into audio data for applications. It offers more than 380 voices across more than 75 languages and variants, with REST or gRPC integration and output formats including MP3, LINEAR16, OGG_OPUS, MULAW, and ALAW. Gemini-TTS supports single- or multispeaker speech guided by natural-language prompts for style, accent, pace, tone, and emotional expression. Chirp 3 instant custom voice can create a personalized voice model from as little as 10 seconds of audio and is available in more than 30 locales. Streaming synthesis supports real-time conversations, while long-audio synthesis accepts up to 1 million bytes of input. Speech controls include pitch, speaking rate, and volume gain. Billing counts input characters, including spaces, newlines, and SSML tags except the mark tag, and billing must be enabled. Standard and WaveNet voices cost US$4 per 1 million characters, with 0 to 4 million characters free. Other voice models have different rates and free-use limits. New customers can receive $300 in Google Cloud credits.