Baidu Text-to-Speech pricing

Short-text Basic Voice Library

1,000 thousand calls · 100 concurrent requests

Read 20 Sep 2026 · cloud.baidu.com

Short-text Premium Voice Library

1,000 thousand calls · 100 concurrent requests

Read 20 Sep 2026 · cloud.baidu.com

Short-text Large-model and Premium Voice Library

1,000 thousand calls · 10 concurrent requests

Read 20 Sep 2026 · cloud.baidu.com

Long-text Basic Voice Library

1,000,000 characters

Read 20 Sep 2026 · cloud.baidu.com

Long-text Premium Voice Library

1,000,000 characters

Read 20 Sep 2026 · cloud.baidu.com

Long-text Large-model and Premium Voice Library

1,000,000 characters

Read 20 Sep 2026 · cloud.baidu.com

Streaming Basic Voice Library

1,000,000 characters · 10 concurrent requests

Read 20 Sep 2026 · cloud.baidu.com

Streaming Premium Voice Library

1,000,000 characters · 10 concurrent requests

Read 20 Sep 2026 · cloud.baidu.com

Streaming Large-model and Premium Voice Library

1,000,000 characters · 10 concurrent requests

Read 20 Sep 2026 · cloud.baidu.com

离线语音合成试用版

Free trial license; valid 30 days

2 devices for individual certification · 5 devices for enterprise certification

Read 12 Oct 2026 · cloud.baidu.com

离线语音合成基础版

0.6元/个; 1-year license, minimum 10W devices

4 basic voice libraries · Purchased by device count

Read 12 Oct 2026 · cloud.baidu.com

离线语音合成精品版

0.8元/个; 1-year license, minimum 10W devices

4 basic and 12 premium voice libraries · Purchased by device count

Read 12 Oct 2026 · cloud.baidu.com

基础音库（长文本在线合成）

170元/年 for 100万字; valid 12 months

100万字 · Basic voice library

Read 12 Oct 2026 · cloud.baidu.com

基础音库（短文本在线合成）

¥1200 for 1,000千次; valid 12 months

Enterprise accounts: 100千 free calls · 100 concurrency included · 70+ voices

Read 12 Oct 2026 · cloud.baidu.com