Unreal Speech is a text-to-speech API service for developers and content producers, focused on low cost, low latency, and production readiness.
Purpose: Convert text into speech audio, suitable for real-time applications and long audio generation scenarios.
Main capabilities:
- Cost advantage: Officially claimed to be 11 times cheaper than Eleven Labs.
- Speed: Supports streaming audio output within 300 milliseconds.
- Long audio: Can generate up to 10 hours of audio in a single request.
- Voices and languages: Provides 48 voices and 8 languages.
- Word-by-word timestamps: Enables synchronized highlighting of text and speech.
- Free quota: Provides a 250K (250,000) character free quota.
- Usage discounts: The greater the usage, the lower the unit price.
How to use: Call it through the official simple text-to-speech API to quickly integrate it into applications. The official site provides an online demo for testing.
Pricing plans (according to official information):
- Basic: $16 per 1 million characters.
- Plus: $12 per 1 million characters.
- Pro: $10 per 1 million characters.
- Enterprise: $8 per 1 million characters.
- Free plan: Characters reset on the 1st of each month; when publishing audio, you must credit Unreal Speech and include a link to unrealspeech.com in the description.
- Paid plans: Unused characters can be carried over to the next billing cycle, and no attribution is required.
Use cases: Applications that require real-time speech output, content production that requires batch generation of long-form audio, and development projects concerned with speech synthesis cost, latency, and word-by-word synchronization capabilities.
Limitations and information not yet provided: Apart from the above, details such as specific voice names, language lists, API call details, concurrency limits, and audio formats are not provided in the materials. Other features and platform support are not yet provided.
